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TPS51220ARSNT Datasheet(PDF) 2 Page - Texas Instruments |
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TPS51220ARSNT Datasheet(HTML) 2 Page - Texas Instruments |
2 / 51 page XCON VBST1 DRVH1 SW1 DRVL1 GND VREG5 VREG5 GND Control Logic PGOOD1 GND Delay + + + + 1V +5%/ 10% 1V - 5%/ 10% 1V -30% 1V +15% + PWM Skip Ramp Comp + + VFB1 COMP1 EN1 Enable/ Soft-start 1V + CSN1 CSP1 TRIP Discharge Control GND 100mV + V5SW 4.7V/ 4.5V GND VREG5 + VREF2 GND GND 1.25V GND 1.25V GND + VREG3 + 4.7V/ 4.5V VIN EN + 4.2V/ 3.8V 150/ 140 Deg-C V5OK THOK Ready + SKIPSEL1 FUNC OSC RF CLK1 CLK2 Fault1 SDN1 UVP OVP Fault2 SDN2 Ready GND Channel-1 Switcher shown + VREF2 D-CAP CUR CLK1 VREF2 + OCP Ramp Comp + N-OCP 100mV OOA Ctrl + VFB-AMP CS-AMP Clamp (+) Clamp (-) AZC TPS51220A SLUS897E – DECEMBER 2008 – REVISED JANUARY 2013 www.ti.com These devices have limited built-in ESD protection. The leads should be shorted together or the device placed in conductive foam during storage or handling to prevent electrostatic damage to the MOS gates. FUNCTIONAL BLOCK DIAGRAM 2 Submit Documentation Feedback Copyright © 2008–2013, Texas Instruments Incorporated Product Folder Links :TPS51220A |
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