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BM1P062FJ Datasheet(PDF) 3 Page - Rohm |
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BM1P062FJ Datasheet(HTML) 3 Page - Rohm |
3 / 21 page 3/18 Datasheet Datasheet BM1P061FJ / BM1P062FJ / BM1P101FJ / BM1P102FJ TSZ02201-0F2F0A200090-1-2 22.NOV.2012.Rev.003 © 2012 ROHM Co., Ltd. All rights reserved. www.rohm.com TSZ22111・15・001 ●Electrical Characteristics (Unless otherwise noted, Ta = 25 °C, VCC = 15 V) Parameter Symbol Specifications Unit Conditions Minimum Standard Maximum [PWM type DCDC driver block] Oscillation frequency 1a F SW1a 60 65 70 kHz FB=2.00V average frequency BM1P061FJ/BM1P062FJ Oscillation frequency 1b F SW1b 90 100 110 kHz FB=2.00V average frequency BM1P101FJ/BM1P102FJ Oscillation frequency 2 F SW2 - 25 - kHz FB=0.40V average frequency Hopping fluctuation frequency range 1 F DEL1 - 4.0 - kHz FB=2.00V average frequency BM1P061FJ/BM1P062FJ Hopping fluctuation frequency range 2 F DEL2 - 6.0 - kHz FB=2.00V average frequency BM1P101FJ/BM1P102FJ Hopping fluctuation frequency F CH 75 125 175 Hz Minimum pulse width Tmin - 400 - ns Soft start time 1 T SS1 0.30 0.50 0.70 ms Soft start time 2 T SS2 0.60 1.00 1.40 ms Soft start time 3 T SS3 1.20 2.00 2.80 ms Soft start time 4 T SS4 2.40 4.00 5.60 ms Maximum duty Dmax 68.0 75.0 82.0 % FB pin pull-up resistance R FB 22 30 38 kΩ FB / CS gain Gain - 4.00 - V/V FB burst voltage 1 V BST1 0.300 0.400 0.500 V FB drop FB burst voltage 2 V BST2 0.350 0.450 0.550 V FB drop FB OLP voltage 1a V FOLP1A 2.60 2.80 3.00 V When overload is detected (FB rise) FB OLP voltage 1b V FOLP1B - V FOLP2A-0.2 - V When overload is detected (FB drop) FB OLP ON timer T FOLP 44 64 84 ms FB OLP Start up timer T FOLP2 26 32 38 ms FB OLP OFF timer T OLPST 358 512 666 ms Latch released VCC voltage V LATCH - V UVLO2-0.5 - V VCC Pin voltage BM1P062FJ/BM1P102FJ Latch mask time T LATCH 50 100 200 us VCCOVP BM1P062FJ/BM1P102FJ [Over current detection block] Over current detection voltage V CS 0.380 0.400 0.420 V Ton=0us Over current detection voltage SS1 V CS_SS1 - 0.100 - V 0[ms] ~ Tss1[ms] Over current detection voltage SS2 V CS_SS2 - 0.150 - V TSS1 [ms] ~ TSS2 [ms] Over current detection voltage SS3 V CS_SS3 - 0.200 - V TSS2 [ms] ~ TSS3[ms] Over current detection voltage SS4 V CS_SS4 - 0.300 - V TSS3 [ms] ~ TSS4 [ms] Leading Edge Blanking Time T LEB - 250 - ns Over current detection AC Voltage compensation factor K CS 12 20 28 mV/us |
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