
- Stock: In Stock
- Brand: Unbranded
- Model: 1-CHIP0988
- SKU: 1-CHIP0988
Realtime Stock
Controller IC Chip - MOSFET RT9202 RT9202CS chip for laptop- Integrated portable calculator chip(SKU.1-CHIP0988)
Single Synchronous Buck PWM DC-DC Controller
The RT9202 is a single power supply PWM DC-DC converter controller designed to drive N-channel MOSFET in a synchronous buck topology. The IC integrates the control, output adjustment, monitoring and protection functions in a small 8-pin package. The RT9202 uses a low gain voltage mode PWM control for simple application design. An internal 0.8V reference allows the output voltage to be precisely regulated to low voltage requirement. A fixed 300kHz oscillator reduces the component size for saving board space. The RT9202 features over current protection, over voltage protection, and under voltage lock-out. The output current is monitored by sensing the voltage drop across the MOSFET’s RDS(ON), which eliminates the need for a current sensing resistor.
z Operate from 5V z 0.8V Internal Reference z Drive Two N-channel MOSFET z Voltage Mode PWM Control z Fast Transient Response z Fixed 300kHz Oscillator Frequency z Full 0~100% Duty Cycle z Internal Soft Start z Adaptive Non-overlapping Gate Driver z Over-current Monitor Uses MOSFET RDS(ON) z Over-voltage Protection Uses Low-side MOSFET
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