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TPS62171DSGR Datasheet(PDF) 7 Page - Texas Instruments |
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TPS62171DSGR Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 33 page  CIN VIN TPS62170 VIN EN GND PGND SW VOS PG FB COUT 2.2µH R1 R2 R3 VOUT TPS62170, TPS62171 TPS62172, TPS62173 www.ti.com SLVSAT8A – NOVEMBER 2011 – REVISED APRIL 2012 PARAMETER MEASUREMENT INFORMATION List of Components REFERENCE DESCRIPTION MANUFACTURER IC 17V, 1A Step-Down Converter, WSON TPS62170DSG, Texas Instruments L1 2.2uH, 1.4A, 3 x 2.8 x 1.2 mm VLF3012ST-2R2M1R4, TDK Cin 10µF, 25V, Ceramic Standard Cout 22µF, 6.3V, Ceramic Standard R1 depending on Vout R2 depending on Vout R3 100k Ω, Chip, 0603, 1/16W, 1% Standard spacing spacing Figure 4. Measurement Setup spacing TYPICAL CHARACTERISTICS Table of Graphs DESCRIPTION FIGURE Efficiency vs Output Current, vs Input Voltage 5 - 12 vs Output current (Load regulation) 13 Output voltage vs Input Voltage (Line regulation) 14 vs Input Voltage 15 Switching Frequency vs Output Current 16 Quiescent Current vs Input Voltage 17 Shutdown Current vs Input Voltage 18 Power FET RDS(on) vs Input Voltage (High-Side, Low-Side) 19, 20 Output Voltage Ripple vs output Current 21 Maximum Output Current vs Input Voltage 22 PWM-PSM-PWM Mode Transition 23, 24 Load Transient Response 25 - 28 Waveforms Startup 29, 30 Typical Power Save Mode Operation 31 Typical PWM Mode Operation 32 Copyright © 2011–2012, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): TPS62170 TPS62171 TPS62172 TPS62173 |
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