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                                                                                                  1. Home
                                                                                                  2. Semiconductors - ICs
                                                                                                  3. Power Management ICs - PMIC
                                                                                                  4. Voltage Regulators
                                                                                                  5. DC / DC Switching Regulators
                                                                                                  Print Page

                                                                                                  RT8070ZSP

                                                                                                  DC/DC Switching Synchronous Buck Regulator, Adjustable, 2.7V-5.5V in, 0.8V-5V out, 4A, SOP-8

                                                                                                  RICHTEK
                                                                                                  Image is for illustrative purposes only. Please refer to product description.
                                                                                                  RICHTEK RT8070ZSP
                                                                                                  ManufacturerRICHTEK
                                                                                                  Manufacturer Part NoRT8070ZSP
                                                                                                  Order Code2630207
                                                                                                  Your Part Number
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  See all Technical Docs
                                                                                                  Packaging Options
                                                                                                  4,834 In Stock

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                                                                                                  2480 Delivery in 1-2 Business Days(SG stock)
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                                                                                                  QuantityPrice
                                                                                                  1+HK$13.510
                                                                                                  10+HK$8.990
                                                                                                  50+HK$8.400
                                                                                                  100+HK$7.800
                                                                                                  250+HK$7.340
                                                                                                  500+HK$7.070
                                                                                                  1000+HK$6.830
                                                                                                  2500+HK$6.490
                                                                                                  Price for:Each (Supplied on Cut Tape)
                                                                                                  Minimum: 1
                                                                                                  Multiple: 1
                                                                                                  HK$13.51
                                                                                                  Line Note
                                                                                                  Added to your Order Confirmation, Invoice, and Dispatch note for this order only.

                                                                                                  Product Information

                                                                                                  RICHTEK
                                                                                                  ManufacturerRICHTEK
                                                                                                  Manufacturer Part NoRT8070ZSP
                                                                                                  Order Code2630207
                                                                                                  Technical Datasheet

                                                                                                  Data Sheet

                                                                                                  Output TypeAdjustable
                                                                                                  No. of Outputs1Outputs
                                                                                                  TopologySynchronous Buck (Step Down)
                                                                                                  Input Voltage Min2.7V
                                                                                                  Input Voltage Max5.5V
                                                                                                  Output Current4A
                                                                                                  Max Output Current4A
                                                                                                  IC Case / PackageSOP
                                                                                                  No. of Pins8Pins
                                                                                                  IC MountingSurface Mount
                                                                                                  Output Voltage - Nom-
                                                                                                  Output Voltage Min800mV
                                                                                                  Output Voltage Max5V
                                                                                                  Switching Frequency Typ1MHz
                                                                                                  Efficiency-
                                                                                                  Operating Temperature Min-40°C
                                                                                                  Operating Temperature Max85°C
                                                                                                  Product Range-
                                                                                                  Qualification-
                                                                                                  MSLMSL 3 - 168 hours
                                                                                                  SVHCNo SVHC (19-Jan-2021)
                                                                                                  DC / DC Converter IC CaseSOP
                                                                                                  Automotive Qualification Standard-
                                                                                                  Switching Frequency2MHz

                                                                                                  Product Overview

                                                                                                  The RT8070ZSP is a 4A, 2MHz, synchronous step-down converter in 8 pin SOP package. The RT8070 is a high efficiency synchronous, step-down DC/DC converter. Its input voltage range is from 2.7V to 5.5V and provides an adjustable regulated output voltage from 0.8V to 5V while delivering up to 4A of output current. The internal synchronous low on-resistance power switches increase efficiency and eliminate the need for an external Schottky diode. The default switching frequency is set at 2MHz, if the RT pin is left open. It can also be varied from 200KHz to 2MHz by adding an external resistor. Current mode operation with external compensation allows the transient response to be optimized over a wide range of loads and output capacitors.

                                                                                                  • 0.8V reference allows low output voltage
                                                                                                  • Low dropout operation with 100% duty cycle
                                                                                                  • Enable function
                                                                                                  • External soft-start
                                                                                                  • Power good function

                                                                                                  Applications

                                                                                                  Power Management, Industrial, Commercial, Consumer Electronics

                                                                                                  Warnings

                                                                                                  ESD sensitive device, take proper precaution while handling the device.

                                                                                                  Technical Specifications

                                                                                                  Output Type

                                                                                                  Adjustable

                                                                                                  Topology

                                                                                                  Synchronous Buck (Step Down)

                                                                                                  Input Voltage Max

                                                                                                  5.5V

                                                                                                  Max Output Current

                                                                                                  4A

                                                                                                  No. of Pins

                                                                                                  8Pins

                                                                                                  Output Voltage - Nom

                                                                                                  -

                                                                                                  Output Voltage Max

                                                                                                  5V

                                                                                                  Efficiency

                                                                                                  -

                                                                                                  Operating Temperature Max

                                                                                                  85°C

                                                                                                  Qualification

                                                                                                  -

                                                                                                  SVHC

                                                                                                  No SVHC (19-Jan-2021)

                                                                                                  Automotive Qualification Standard

                                                                                                  -

                                                                                                  No. of Outputs

                                                                                                  1Outputs

                                                                                                  Input Voltage Min

                                                                                                  2.7V

                                                                                                  Output Current

                                                                                                  4A

                                                                                                  IC Case / Package

                                                                                                  SOP

                                                                                                  IC Mounting

                                                                                                  Surface Mount

                                                                                                  Output Voltage Min

                                                                                                  800mV

                                                                                                  Switching Frequency Typ

                                                                                                  1MHz

                                                                                                  Operating Temperature Min

                                                                                                  -40°C

                                                                                                  Product Range

                                                                                                  -

                                                                                                  MSL

                                                                                                  MSL 3 - 168 hours

                                                                                                  DC / DC Converter IC Case

                                                                                                  SOP

                                                                                                  Switching Frequency

                                                                                                  2MHz

                                                                                                  Technical Docs (1)

                                                                                                  Technical Data Sheet EN

                                                                                                  Legislation and Environmental

                                                                                                  Country of Origin:
                                                                                                  Country in which last significant manufacturing process was carried outCountry of Origin:
                                                                                                  Taiwan
                                                                                                  Country in which last significant manufacturing process was carried out
                                                                                                  Tariff No:85423990
                                                                                                  US ECCN:EAR99
                                                                                                  EU ECCN:NLR
                                                                                                  RoHS Compliant:Yes

                                                                                                  RoHS

                                                                                                  RoHS Phthalates Compliant:Yes

                                                                                                  RoHS

                                                                                                  SVHC:No SVHC (19-Jan-2021)
                                                                                                  Download Product Compliance Certificate

                                                                                                  Product Compliance Certificate

                                                                                                  Weight (kg):.000176
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