Product Summary

The TPS51117PWR is a high-performance SINGLE SYNCHRONOUS STEP-DOWN CONTROLLER.

Parametrics

TPS51117PWR Parametrics:

Packaging Tape & Reel (TR)
PWM Type Hybrid
Number of Outputs 1
Frequency - Max 550kHz
Duty Cycle 95%
Voltage - Supply 4.5 V ~ 5.5 V
Buck Yes
Boost No
Flyback No
Inverting No
Doubler No
Divider No
Cuk No
Isolated No
Operating Temperature -40°C ~ 85°C
Package / Case 14-TSSOP (0.173", 4.40mm Width)
Dynamic Catalog Hybrid
For Use With
296-31163-ND - EVAL MODULE FOR TPS51117
Other Names 296-26974-2
TPS51117PWR-ND

Features

TPS51117PWR Features:

? High Efficiency, Low Power Consumption,4.5-μA Typical Shutdown Current
? Fixed Frequency Emulated On-Time Control,Adjustable from 100 kHz to 550 kHz
? D-CAP? Mode with 100-ns Load Step Response
? < 1% Initial Reference Accuracy
? Output Voltage Range: 0.75 V to 5.5 V
? Wide Input Voltage Range: 1.8 V to 28 V
? Selectable Auto-Skip/PWM-Only Operation
? Temperature Compensated (4500 ppm/°C)
Low-Side RDS(on) Overcurrent Sensin
? Negative Overcurrent Limit
? Integrated Boost Diode
? Integrated OVP/UVP and Thermal Shutdown
? Power-Good Signal
? Internal 1.2-ms Voltage Softstart
? Integrated Output Discharge (Softstop)

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
TPS51117PWRG4
TPS51117PWRG4

Texas Instruments

DC/DC Switching Controllers Wide Vin Sync Buck for Light Load Eff

Data Sheet

0-1490: $0.97
1490-2000: $0.91
2000-5000: $0.88
TPS51117PWR
TPS51117PWR

Texas Instruments

DC/DC Switching Controllers Wide Vin Sync Buck for Light Load Eff

Data Sheet

0-1490: $0.97
1490-2000: $0.94
2000-5000: $0.90