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Product Detailed Parameters
- Description:IC BUCK MOSFET DRVR WDFN-8
- Series:-
- Mfr:Richtek USA Inc.
- Package:Tape & Reel (TR),Cut Tape (CT)
- Output Type:Transistor Driver
- Function:Step-Down
- Output Configuration:Positive
- Topology:Buck
- Number of Outputs:1
- Output Phases:1
- Voltage - Supply (Vcc/Vdd):4.5V ~ 13.5V
- Frequency - Switching:Up to 500kHz
- Duty Cycle (Max):-
- Synchronous Rectifier:Yes
- Clock Sync:No
- Serial Interfaces:-
- Control Features:Current Limit, Dead Time Control, Enable, Frequency Control, Phase Control, Power Good, Soft Start
- Operating Temperature:-40°C ~ 85°C (TA)
- Mounting Type:Surface Mount
- Package / Case:8-WDFN Exposed Pad
- Supplier Device Package:8-WDFN (3x3)
- Grade:-
- Qualification:-
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Overview
The RT9614AGQW is a single-phase synchronous rectified buck MOSFET gate driver manufactured by Richtek USA Inc. It integrates high-side and low-side drivers in an 8-WDFN package. The device operates with a supply voltage range of 4.5 V to 13.2 V. It delivers a peak output current of 2.2 A. The configuration is non-inverting. Typical switching performance includes a rise time of 25 ns and a fall time of 12 ns. The component supports operation within a temperature range of -40 °C to +85 °C.
Feature Summary
- Integrates dedicated high-side and low-side gate drivers for synchronous buck applications
- Provides robust drive capability with 2.2 A output current
- Features non-inverting logic configuration for straightforward control interface
Applications
- Single-phase synchronous rectified buck converter circuits
- DC-DC power supply modules requiring compact gate driving solutions
- Embedded power management systems utilizing N-channel MOSFETs
Procurement Notes
Verify the specific suffix 'A' against the official Richtek datasheet to confirm pinout compatibility and electrical characteristics. Ensure the WDFN-8 package matches the target PCB footprint. Confirm RoHS compliance status through the manufacturer's declaration before finalizing procurement orders.
Selection Notes
Select this component when designing single-phase synchronous buck converters that require integrated high-side and low-side driving. The 2.2 A drive current suits standard power MOSFETs. The non-inverting configuration simplifies control logic integration. Verify input voltage ranges align with the system's bootstrap or supply requirements.
Part Context
The RT9614 series belongs to Richtek's portfolio of MOSFET gate drivers designed for power management applications. These devices are engineered to optimize switching performance in synchronous rectification topologies. The AGQW designation indicates the specific grade and packaging variant within the broader product line.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation.
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