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TPS650250RHBR Datasheet(PDF) 11 Page - Texas Instruments |
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TPS650250RHBR Datasheet(HTML) 11 Page - Texas Instruments |
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11 / 35 page  FUNCTIONAL BLOCK DIAGRAM EN_DCDC1 ENABLE VCC VLDO1 200 mA LDO VLDO1 VLDO2 VINDCDC1 VLDO2 200 mA LDO VIN_LDO ENABLE VIN MODE 1 mF 1R 10 mF TPS650250 EN_LDO Vbat PWRFAIL AGND1 I/Ovoltage R19 L1 DEFDCDC1 VDCDC1 PGND1 DCDC1 (I/O) STEP-DOWN CONVERTER 1600 mA R1 R2 EN_DCDC2 VINDCDC2 L2 DEFDCDC2 VDCDC2 PGND2 DCDC2 (memory) STEP-DOWN CONVERTER 800 mA R3 R4 EN_DCDC3 VINDCDC3 L3 DEFDCDC3 VDCDC3 PGND3 DCDC3 (core) STEP-DOWN CONVERTER 800 mA R7 R8 Vbat Vbat Vbat Vdd_alive VLDO3 30 mA LDO 2.2 mF 1 V 3.3 V / 2.8 V oradjustable 2.5 V / 1.8 V oradjustable VCC PWRFAIL_SNS Vbat Vref=1V + - R11 R12 AGND2 PWM/ PFM EN_Vdd_alive ENABLE R9 R10 R5 R6 10 mF ENABLE 10 mF ENABLE 2.2 mF 2.2 mF 22 mF 2.2 mH 22 mF 2.2 mH 22 mF 2.2 mH FB_LDO1 FB_LDO2 TPS650250 www.ti.com ........................................................................................................................................................................................... SLVS843 – DECEMBER 2008 Copyright © 2008, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Link(s): TPS650250 |
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