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IC - Texas Instruments

TPSM861257RDXR

HKD $82

3V to 17V input voltage, 1A FCCM mode, synchronous buck module with QFN package

數量

Features for the TPSM861257

Configured for a wide range of applications
- 3V to 17V wide input voltage range
- Fixed 3.3V output for TPSM861253
- 0.6V to 10V output range for TPSM861252
- 0.6V to 5.5V output range for TPSM861257
- 0.6V reference voltage
- ±1% for 0.6Vref accuracy at 25°C
- ±1.5% for 0.6Vref accuracy at –40°C to 125°C
- ±1% for 3.3Vout accuracy from 0 to 65°C
- Integrated 55mΩ and 24mΩ MOSFETs
- 100µA low quiescent current for TPSM861252
- 1.4MHz switching frequency
- Maximum 95% large duty cycle operation
- 1.2V precision EN threshold voltage
- 1.6ms fixed typical soft-start time
Ease of use and small design size
- TPSM861252 Eco-mode, TPSM861253/7 FCCM mode at light load
- Fast transient D-CAP3™ control mode
- Easy layout with integrated inductor and bootstrap capacitor
- Support start-up with prebiased output voltage
- Open-drain power-good indicator
- Non-latch for OV, OT, and UVLO protection
- Hiccup mode in UV protection
- Cycle-by-cycle OC and NOC protection
- –40°C to 125°C operating junction temperature
- 3.3mm × 4mm × 2mm QFN package
Create a custom design using the TPSM86125x with the WEBENCH® Power Designer

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