Datasheet Summary
TPS5103 MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
D Step-Down DC-DC Converter D Three Operation-Modes
- Heavy Load:
- Fixed Frequency PWM
- Hysteretic (User Selectable)
- Light Load:
- Skip Mode
D 4.5-V to 25-V Input Voltage Range D Adjustable Output Voltage Down to 1.2 V D 95% Efficiency D Standby Control D Overcurrent Protection D UVLO for Internal 5-V Regulation D Low-Standby Current . . . 0.5 mA Typical D TA =
- 40°C to 85°C
SLVS240A
- SEPTEMBER 1999
- REVISED MAY 2001
DB PACKAGE (TOP VIEW)
SOFTSTART 1 INV 2 FB 3 CT 4 RT 5
GND 6 REF 7 P 8 PWM/SKIP 9 STBY 10
20 LH 19 OUT_u 18 LL 17 OUT_d 16 OUTGND 15 TRIP 14 VCC_SENSE 13 VCC 12 VREF5 11 VREG5V_IN description
The TPS5103 is a...