Datasheet Texas Instruments FX005 — 数据表

TPS51518
SLUSAO8 – DECEMBER 2011 www.ti.com Single-Phase, D-CAP™ and D-CAP2™ Controller with 2-Bit Flexible VID Control
Check for Samples: TPS51518 FEATURES APPLICATIONS 1 2 Differential Voltage Feedback
DC Compensation for Accurate Regulation
Wide Input Voltage Range: 3 V to 28 V
Flexible, 2-Bit VID Supports Output Voltage
from 0.5 V to 2.0 V
Adaptive On-Time Modulation with Selectable
Control Architecture
– D-CAP™ Mode at 350 kHz for Fast
Transient Response
– D-CAP2™ Mode at 350 kHz for
Ultra-Low/Low ESR Output Capacitor
4700 ppm/В°C, Low-Side RDS(on) Current Sensing
Programmable Soft-Start Time and Output
Voltage Transition Time
Built-In Output Discharge
Power Good Output
Integrated Boost Switch
Built-In OVP/UVP/OCP
Thermal Shutdown (Non-latched)
3 mm Г— 3 mm, 20-Pin, QFN (RUK) Package Notebook Computers
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