Product Summary

The RT9202CS 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 applications of the RT9202CS include: (1)Motherboard Power Regulation for Computers; (2)Subsystems Power Supplies; (3)Cable Modems, Set Top Box, and DSL Modems; (4)DSP and Core Communications processor Supplies; (5)Memory Power Supplies; (6)Personal Computer Peripherals; (7)Industrial Power Supplies; (8)5V-Input DC-DC Regulators; (9)Low Voltage Distributed Power Supplies.

Parametrics

RT9202CS absolute maximum ratings: (1)Supply Voltage VCC: 7V; (2)BOOT & UGATE to GND: 15V; (3)Input, Output or I/O Voltage: GND-0.3V ~ 7V; (4)Power Dissipation, PD @ TA = 25℃ SOP-8: 0.625W; (5)Package Thermal Resistance SOP-8, θJA: 160℃/W; (6)Ambient Temperature Range: 0℃ ~ +70℃; (7)Junction Temperature Range: -40℃ ~ +125℃; (8)Storage Temperature Range: -65℃ ~ +150℃; (9)Lead Temperature (Soldering, 10 sec.): 260℃.

Features

RT9202CS features: (1)Operate from 5V; (2)0.8V Internal Reference; (3)Drive Two N-channel MOSFET; (4)Voltage Mode PWM Control; (5)Fast Transient Response; (6)Fixed 300kHz Oscillator Frequency; (7)Full 0~100% Duty Cycle; (8)Internal Soft Start; (9)Adaptive Non-overlapping Gate Driver; (10)Over-current Monitor Uses MOSFET RDS(ON); (11)Over-voltage Protection Uses Low-side MOSFET.

Diagrams

RT9202CS block diagram

RT9214GS
RT9214GS


IC REG CTRLR BUCK PWM VM 8-SOP

Data Sheet

0-2500: $0.17
RT9284AGJ5E
RT9284AGJ5E


IC LED DVR WHITE BCKLGT TSOT23-6

Data Sheet

0-9000: $0.16
RT9284A/B
RT9284A/B

Other


Data Sheet

Negotiable 
RT9284A/RT9284B
RT9284A/RT9284B

Other


Data Sheet

Negotiable 
RT9284B
RT9284B

Other


Data Sheet

Negotiable 
RT9288AGE
RT9288AGE


IC LED DVR WHITE BCKLGT SOT23-6

Data Sheet

0-3000: $0.14
3000-6000: $0.13
6000-15000: $0.13
15000-30000: $0.12
30000-75000: $0.12
75000-150000: $0.12