TPS53315 is a D-CAP™ mode, 12-A synchronous switcher with integrated MOSFETs. It is designed for ease of use, low external component count, and small package power systems.
●This device features single-rail input support, one 19-mΩ and one 7-mΩ integrated MOSFET, accurate 1%, 0.6 V Reference, and integrated boost switch. A sample of competitive features include: greater than 96% maximum efficiency, 3 V to 15 V wide input voltage range, very low external component count, D-CAP™ mode control for super fast transient, selectable auto-skip and PWM operation, internal soft-start control, adjustable frequency, and no need for compensation.
●The conversion input voltage ranges from 3 V to 15 V, the supply voltage range is from 4.5 V to 25 V, and the output voltage range is from 0.6 V to 5.5 V.
●The TPS53315 is available in a 5 mm × 7 mm 40-pin, VQFN package and is specified from 40°C to 85°C.
● Conversion Input Voltage Range: 3 V to 15 V
● VDD Input Voltage Range: 4.5 V to 25 V
● Output Voltage Range: 0.6 V to 5.5 V
● 5-V LDO Output
● Integrated Power MOSFETs with 12-A Continuous
●Output Current
● <10-µA Shut Down Current
● Auto-Skip Eco-mode™ for Light-Load Efficiency
● D-CAP™ Mode with Fast Transient Response
● Selectable Switching Frequency from 250 kHz to
●1 MHz with an External Resistor
● Built-in 1%, 0.6-V Reference
● 0.7-ms, 1.4-ms, 2.8-ms and 5.6-ms Selectable
●Internal Voltage Servo Soft-Start
● Pre-Charged Start-up Capability
● Integrated Boost Switch
● Adjustable Overcurrent Limit Via External Resistor
● Overvoltage/Undervoltage, UVLO and Over-
●Temperature Protection
● Support All Ceramic Output Capacitors
● Open Drain Power Good Indication
● 40-pin VQFN Package with Thermal Pad