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DATA SHEET
TPS65295 complete DDR4 memory power solution
1 Features
- Synchronous buck converter (VDDQ)
- Input voltage range: 4.5 V to 18 V
- Output voltage fixed at 1.2 V
- D-CAP3™ mode control for fast transient response
- Continual output current: 8 A
- Advanced Eco-mode™ pulse skip
- Integrated 22-mΩ and 8.6-mΩ RDS(on) internal power switch
- 600-kHz switching frequency
- Internal soft start: 1.6 ms
- Cycle-by-cycle overcurrent protection
- Latched output OV and UV protections
- Synchronous buck converter (VPP)
- Input voltage range: 3 V to 5.5 V
- Output voltage fixed at 2.5 V
- D-CAP3™ mode control for fast transient response
- Continual output current: 1 A
- Advanced Eco-mode™ pulse skip
- Integrated 150-mΩ and 120-mΩ RDS(on) internal power switch
- 580-kHz switching frequency
- Internal soft start: 1 ms
- Cycle-by-cycle overcurrent protection
- Latched output OV and UV protections
- 1-A LDO (VTT)
- 1-A continual sink and source current
- Requires only 10 μF of ceramic output capacitor
- Support high-z in S3
- ±30-mV VTT output accuracy (DC+AC)
- Buffered reference (VTTREF)
- Buffered, low noise, ±10-mA capability
- 0.8% output accuracy
- Low quiescent current: 150 µA
- Power good indicator
- Output discharge function
- Power up and power down sequencing control
- Non-latch for OT and UVLO protections
- 18-pin 3.0-mm × 3.0-mm HotRod™ VQFN package
2 Applications
- DDR4 memory power supplies
- Notebook, PC computers, and servers
- Ultrabook, tablet computers
- Single-board computer, computer on module
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