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RT9203A - Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller

Download the RT9203A datasheet PDF. This datasheet also covers the RT9203 variant, as both devices belong to the same dual regulators - synchronous buck pwm dc-dc and linear controller family and are provided as variant models within a single manufacturer datasheet.

Description

The RT9203/A is a dual-output power controllers designed for high performance graphics cards and personal computers.

The IC integrates a synchronous buck controller, a linear controller and protection functions into a small 8-pin package.

Features

  • over voltage protection (OVP) and under voltage lock-out (UVLO). Features l l l l l l l l l l l l Operates at 5V 0.8V Internal Reference Drives Two N-MOSFET Voltage Mode PWM Control Fast Transient Response Fixed 300kHz Oscillator Frequency Dynamic 0 to 100% Duty Cycle Internal PWM Loop Compensation Internal Soft-Start Adaptive Non-Overlapping Gate Driver Over-Voltage Protection Uses Lower MOSFET RoHS Compliant and 100% Lead (Pb)-Free.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (RT9203_Richtek.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number RT9203A
Manufacturer Richtek
File Size 242.32 KB
Description Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller
Datasheet download datasheet RT9203A Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Preliminary RT9203/A Dual Regulators - Synchronous Buck PWM DC-DC and Linear Controller General Description The RT9203/A is a dual-output power controllers designed for high performance graphics cards and personal computers. The IC integrates a synchronous buck controller, a linear controller and protection functions into a small 8-pin package. The RT9203/A uses an internal compensated voltage mode PWM control for simplying design. An internal 0.8V reference allows the output voltage to be precisely regulated to meet low output voltage requirement. A fixed 300kHz oscillation frequency reduces the component size for saving board area. The RT9203/A also features over voltage protection (OVP) and under voltage lock-out (UVLO). Features l l l l l l l l l l l l Operates at 5V 0.
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