Benefits
– Industry’s smallest 20A power module
- 12x14x4mm
– Controller, drivers, bootstrap diode/capacitor, MOSFETs, inductors, CIN, COUT integrated in one package – Exceptional thermal performance – Excellent line and load regulation – High efficiency in a small footprint – Short design time
XR79110/15/20
22V, 10/15/20A Synchronous Step Down COT Power Modules
Key Features
– 10/15/20Amp Power Modules
- Integrated MOSFETs and inductors
- Efficiency >92%
– Wide 5.0V to 22V input voltage range
- 3V to 22V PVIN with 5V bias
- 4.5V to 5.5V single supply operation
- >0.6V adjustable output voltage
– Constant On-Time Control
- Emulated valley current mode (patented)
- Programmable 400kHz-800kHz switching frequency
- Selectable CCM or CCM/DCM modes
- Stable with ceramic output caps
- No compensation required
– Programmable current limit with thermal compensation – Precision enable and power-good flag – Programmable soft-start
Applications
– Point of Load Conversion – Distributed Power Architecture – FPGA/DSP/Processor Supplies – Telecommunications and Infrastructure Equipment
Key Competitive Advantages
Competitive Modules – Small footprint – Excellent thermal performance – High efficiency – Easier to manufacture
- QFN vs. LGA or BGA
– Easier to debug
- No hidden pads
– Faster transient response with ability to work with low ESR capacitors
Availability & Tools
In Production – XR79110 (10A)
- 10x10mm QFN-72
– XR79115 (15A)
- 12x12mm QFN-68
– XR79120 (20A)
- 12x14mm QFN-74
– Evaluation Board
Data Sheet PDF Product Page www
Efficiency > 92%
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