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171020302 Datasheet(PDF) 7 Page - Wurth Elektronik GmbH & Co. KG, Germany. |
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171020302 Datasheet(HTML) 7 Page - Wurth Elektronik GmbH & Co. KG, Germany. |
7 / 29 page WPMDB1200362Q / 171020302 MagI 3C Power Module VDRM – Variable Step Down Regulator Module We-online.com Würth Elektronik eiSos GmbH & Co. KG – Preliminary Data Sheet REV 0.1 © Mai 2015 7/29 ELECTRICAL SPECIFICATIONS MIN and MAX limits are valid for the recommended ambient temperature range of -40°C to 85°C. Typical values represents statistically the utmost probability at following conditions: VIN = 3.3V, VOUT = 1.8V, IOUT = 2A, CIN1 = 47µF ceramic, CIN2 = 220µF poly-tantalum, COUT1 = 47µ ceramic, COUT2 = 100µF poly-tantalum unless otherwise noted. SYMBOL PARAMETER TEST CONDITIONS MIN (1) TYP (2) MAX (1) UNIT Output current IOCP Output current protection - 3.5 - A Accuracy VREF Internal accuracy TA = 25°C, IOUT = 0A with internal feedback resistor - - ±1 (7) % Temperature variation - 40°C≤TA≤85°C, IOUT = 0A - ±0.3 - % VOUT Line regulation Over VIN range, TA = 25°C, IOUT = 0A - ±0.1 - % Load regulation Over IOUT range, TA = 25°C - ±0.1 - % Total output voltage variation - - ±1.5 % Output voltage ripple 10µF ceramic, 20MHz BW (8) - 9 - mVpp Switching frequency fSW Switching frequency Using RT mode 500 - 2000 kHz RT/CLK pin open 400 500 600 kHz fCLK Synchronization clock frequency range Using CLK mode 500 - 2000 kHz Minimum CLK pulse width 75 - - ns VCLK-H RT/CLK high threshold Relative to AGND 2.2 - 3.3 V VCLK-L RT/CLK low threshold -0.3 - 0.4 V fCLK RT/CLK to switch node delay - 90 - ns PLL lock-in-time - 14 - µs Enable and under-voltage lockout VUVLO VIN under-voltage threshold VIN increasing, UVLO pin connected to AGND - 3.05 3.135 V VIN decreasing, UVLO pin connected to AGND 2.5 2.75 - V VENABLE Enable threshold trip point Enable logic high voltage - 1.25 - V Enable logic low voltage -0.3 - 1.0 V Power Good PG Power Good threshold VOUT rising, VOUT GOOD - 93 - % VOUT rising, VOUT FAULT - 107 - % VOUT falling, VOUT GOOD - 105 - % VOUT falling, VOUT FAULT - 91 - % Power Good low voltage IPG = 0.33mA - - 0.3 V |
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