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BM2P103HK-LBZ Datasheet(PDF) 14 Page - Rohm |
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BM2P103HK-LBZ Datasheet(HTML) 14 Page - Rohm |
14 / 23 page 14/20 ©2019 ROHM Co., Ltd. All rights reserved. www.rohm.com BM2P063HK-LBZ BM2P103HK-LBZ BM2P133HK-LBZ TSZ22111 • 15 • 001 TSZ02201-0F1F0A200670-1-2 06.Oct.2020 Rev.001 Electrical Characteristics in Control IC Part (Unless otherwise noted, Ta = 25 °C, VCC = 15 V) – continued Parameter Symbol Min Typ Max Unit Conditions [BR Pin Function] BR Pin UVLO Detection Voltage 1 VBR1 0.590 0.650 0.710 V VBR rising BR Pin UVLO Detection Voltage 2 VBR2 0.490 0.550 0.610 V VBR falling BR Pin UVLO Hysteresis Voltage VBR3 - 0.10 - V VBR3 = VBR1 - VBR2 BR Pin UVLO Detection Delay Time 1 tBR1 50 100 150 μs VBR rising BR Pin UVLO Detection Delay Time 2 tBR2 64 128 196 ms VBR falling BR Pin OVP Detection Voltage 1 VBROVP1 2.955 3.000 3.045 V VBR rising BR Pin OVP Detection Voltage 2 VBROVP2 2.688 2.800 2.912 V VBR falling BR Pin OVP Hysteresis Voltage VBROVP3 - 0.20 - V VBROVP3 = VBROVP1 - VBROVP2 [ZT Pin Function] ZT OVP Voltage VZTOVP 3.250 3.500 3.750 V ZT OVP Timer tZTOVP 50 100 150 μs ZT Trigger Mask Time tZTMASK - 0.60 - µs (Note 4) (Note 4) Not 100 % tested. Protection Circuit Operation Modes The operation modes of the various protection functions of the IC are shown in Table 1. Table 1. Protection Circuit Operation Modes Function VCC Pin Under Voltage Protection VCC Pin Over Voltage Protection Thermal Shutdown FB Pin Output Over Load Protection SOURCE Short Protection BR Pin Under Voltage Protection ZT Pin Over Voltage Protection Detection VCC < VUVLO2 (VCC falling) VCC > VOVP1 (VCC rising) Tj > TSD1 (Tj rising) VFB > VFOLP1 (VFB rising) SOURCE < VCSSHT (tCSSHT = 2.0 µs) VBR < VBR2 (VBR falling) VZT > VZTOVP (pulse) Release VCC > VUVLO1 (VCC rising) VCC < VOVP2 (VCC falling) Tj < TSD2 (Tj falling) VFB < VFOLP2 (VFB falling) Reset Pulse by Pulse VBR > VBR1 (VBR rising) VZT < VZTOVP (pulse) Detection Timer - 100 µs 100 µs 64 ms - 128 ms 3 counts +100 µs Release Timer - - - 512 ms - 100 µs - Mode Auto Recovery Auto Recovery Auto Recovery Auto Recovery Auto Recovery Auto Recovery Latch |
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