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Rating |
Catalog |
Topology |
Buck |
Iout (max) (A) |
12 |
Vin (max) (V) |
18 |
Vin (min) (V) |
1.5 |
Vout (max) (V) |
5.5 |
Vout (min) (V) |
0.6 |
Features |
Adaptive/Dynamic Voltage Scaling, Adjustable current limit, Adjustable soft start, Enable, Light-load efficiency, Overcurrent protection, PMBus, Power good, Prebias startup, Synchronous rectification, UVLO adjustable, Voltage Margining |
Control mode |
D-CAP3 |
Operating temperature range (°C) |
-40 to 85 |
Iq (typ) (A) |
0.00135 |
Duty cycle (max) (%) |
80 |
VQFN-CLIP (RVE)-28-15.75 mm² 4.5 x 3.5
The TPS53915 is a small-sized, synchronous buck converter with an adaptive on-time D-CAP3 control mode. The device offers ease-of-use and low external-component count for space-conscious power systems.
This device features high-performance integrated MOSFETs, accurate 0.5% 0.6-V reference, and an integrated boost switch. Competitive features include very-low external-component count, fast load-transient response, auto-skip mode operation, internal soft-start control, and no requirement for compensation. The device also features programmability and fault report via PMBus™ to simplify the power supply design.
A forced continuous conduction mode helps meet tight voltage regulation accuracy requirements for performance DSPs and FPGAs. The TPS53915 is available in a 28-pin QFN package and is specified from 40°C to 85°C ambient temperature.