Чип Texas Instruments TPS51125A, Dual-Synchronous Step-Down Controller, нов

- Wide Input Voltage Range: 5.5 V to 28 V
- Output Voltage Range: 2 V to 5.5 V
- Built-In 100-mA, 5-V and 3.3-V LDO With Switches
- Built-In 1% 2-V Reference Output
- With or Without Out-of-Audio™ Mode Selectable
- Light-Load and PWM-Only Operation
- Internal 1.6-ms Voltage Servo Soft-Start
- Adaptive On-Time Control Architecture With Four
- Selectable Frequency Setting
- 4500 ppm/°C RDS(on) Current Sensing
- Built-In Output Discharge
- Powergood Output
- Built-In OVP/UVP/OCP
- Thermal Shutdown (Nonlatch)
- QFN, 24-Pin (RGE)
- Applications - Notebook Computers, I/O Supplies, System Power Supplies