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TPS79101 Datasheet(PDF) 6 Page - Texas Instruments |
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TPS79101 Datasheet(HTML) 6 Page - Texas Instruments |
6 / 12 page 6 Power Management for FPGAs Sine On Texas Instruments 2Q 2007 TPS6204x VIN VIN EN MODE GND SW SW FB PGND PGND V O 0.7 V to V I/1.2 A C1 22 µF C2 22 µF L1 6.2 µH V I 2.5 V to 6 V 8 7 5 10 9 2 3 1 6 4 Small Inductor 1.2-A Step-Down Converter in MSOP-10 TPS6204x Get samples, datasheets, app reports, evaluation modules and software tools at: www.ti.com/sc/device/TPS62040 Key Features • Input voltage range: 2.5 V to 6.0 V • Output current: up to 1.2 A with up to 95% efficiency • 18-µA (typ) quiescent current, 0.1-µA shutdown • PFM power-save mode for light loads • 1.25-MHz fixed frequency PWM operation possible • Adjustable output voltage range: 0.7 V to VIN • 100% duty cycle mode • Soft-start limits in-rush current • Packaging: 10-pin MSOP TPS62401 V OUT1: 1.575 V 400 mA V IN 2.5 V to 6 V V OUT2: 1.8 V 600 mA Two Independent Outputs Dynamic Voltage Scaling in 25, 50 or 100 mV Steps VIN EN_1 EN_2 MODE/DATA GND ADJ2 SW2 DEF_1 SW1 FB1 2.2 µH 2.2 µH 10 µF 10 µF 10 µF Dual-Channel Step-Down Converter with 1-Pin EasyScale™ Interface TPS62400 Get samples, datasheets, app reports, evaluation modules and software tools at: www.ti.com/sc/device/TPS62400 Key Features • Input voltage: 2.5 V to 6 V • Output voltage: 0.7 V to 6.0 V (adj.) • Output currents: 400 mA and 600 mA (TPS62400) • Efficiency: 95% (max) • EasyScale: simple one wire interface to adjust output voltage (dynamic voltage scaling) • Fixed frequency operation: 2.25 MHz • 180° out-of-phase operation • Power-save mode (PFM/PWM) or forced PWM, 100% duty cycle • Soft-start • Packaging: 3 mm x 3 mm 10-pin QFN Benefits • Small solution size • EasyScale™ digital programming allows simple DVS • Reduced input capacitance • No external compensation required Applications • Altera Max II, Cyclone II • Xilinx CoolRunner-II, Spartan-3 family DA T A SHEETS EVALUATION MODULE APP REPORT O D U C A M P L E Low-Power Integrated FET Converters DA T A SHEETS EVALUATION MODULE APP REPORT O D U C A M P L E Benefits • Suitable for 3-to 4-cell alkaline or 1-cell Li-Ion • Conserve battery capacity • High efficiency over entire load range • Small inductors • Ideal for low-noise applications Applications • Altera Max II, Cyclone II • Xilinx CoolRunner-II, Spartan-3 family |
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