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BD9639MWV Datasheet(PDF) 2 Page - Rohm |
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BD9639MWV Datasheet(HTML) 2 Page - Rohm |
2 / 5 page 2/4 REV. C ■ Electrical characteristics(Unless otherwise specified、VBAT=VBAT2,3,4,5,6=3.7[V]、VCC=3.7[V]、Ta=25[℃]) ITEM Symbol LIMIT Unit NOTE MIN TYP MAX Current consumption (PFM) ICC1 - 72 150 μA ・XSHDN1=H, XSHDN24=L ・FB1=0.5[V] ・sum of VBAT terminal, and VOUT1 terminal Current consumption (PWM) ICC2 1.57 2.35 3.53 mA ・XSHDN1=H, XSHDN24=H, TEST1=H ・FB1=0.5[V] ・sum of VBAT terminal, and VOUT1 terminal Shut current consumption ICC3 - 0 10 μA ・all setting terminal=L ・sum of VBAT terminal, and VOUT1 terminal H input voltage 1 VIH1 VBAT -0.3 - - V XSHDN1 L input voltage 1 VIL1 - - GND +0.3 V H input voltage 2 VIH3 2.5 - - V XSHDN24,XSHDN3,XSHDN5,XSHDN6 L input voltage 2 VIL3 - - GND +0.3 V H Input current 1 IIH1 4.63 9.25 18.5 μA Power supply 3.7[V] XSHDN24,XSHDN3,XSHDN5,XSHDN6 Oscillating frequency 1 FOSC1 1.2 1.5 1.8 MHz RT=10[k Ω] Reduced-voltage detection voltage VUVLO1 1.75 1.95 2.15 V Reduced-voltage return voltage VUVLO2 1.95 2.15 2.35 V 【CH1】 Start-up time 85% TSS1 310 620 930 μs Start-up period 100% 730[us](TYP) XSHDN24=L Error amp reference voltage EREF1 0.388 0.400 0.412 V XSHDN24=H PMOS On resistance RONP1 - 0.24 0.38 Ω Power supply 3.7[V] NMOS On resistance RONN1 - 0.14 0.23 Ω Power supply 3.7[V] Maximum duty DMAX1 76.5 85.0 93.5 % XSHDN24=H 【CH2】 Error amp reference voltage EREF2 0.390 0.400 0.410 V Soft-start period 85% TSS2 0.43 0.85 1.27 ms Start-up period 100% 1.0[ms](TYP) PMOS On resistance RONP2 - 0.13 0.21 Ω Power supply 3.7[V] NMOS On resistance RONN2 - 0.08 0.14 Ω Power supply 3.7[V] 【CH3】 Error amp reference voltage EREF3 0.390 0.400 0.410 V Soft-start period 85% TSS3 0.85 1.70 2.55 ms Start-up period 100% 2.0[ms](TYP) PMOS On resistance DOWN side RONPD3 - 0.24 0.39 Ω Power supply 3.7[V] NMOS On resistance DOWN side RONND3 - 0.25 0.40 Ω Power supply 3.7[V] PMOS On resistance UP side RONPU3 - 0.26 0.42 Ω Power supply 3.7[V] NMOS On resistance UP side RONNU3 - 0.16 0.27 Ω Power supply 3.7[V] Maximum duty DMAX3 65 80 95 % 【CH4】 Error amp reference voltage EREF4 0.390 0.400 0.410 V Soft-start period 85% TSS4 1.28 2.55 3.83 ms Start-up period 100% 3.0[ms](TYP) PMOS On resistance DOWN side RONPD4 - 0.16 0.26 Ω Power supply 3.7[V] NMOS On resistance DOWN side RONND4 - 0.21 0.33 Ω Power supply 3.7[V] PMOS On resistance UP side RONPU4 - 0.24 0.38 Ω Power supply 3.7[V] NMOS On resistance UP side RONNU4 - 0.16 0.26 Ω Power supply 3.7[V] Maximum duty DMAX4 65 80 95 % 【CH5】 Error amp reference voltage EREF5 0.390 0.400 0.410 V Soft-start period 85% TSS5 0.85 1.70 2.55 ms Start-up period 100% 2.0[ms](TYP) PMOS On resistance RONP5 - 0.26 0.42 Ω Power supply 3.7[V] NMOS On resistance RONN5 - 0.17 0.28 Ω Power supply 3.7[V] 【CH6】 Error amp reference voltage 1 EREF6 0.380 0.400 0.420 V Constant voltage control side Error amp reference voltage 2 EREF6.1 0.380 0.400 0.420 V Constant current control side Soft-start period 85% TSS6 2.55 5.10 7.65 ms Start-up period 100% 6.0[ms]( TYP) Load switch On resistance RONP6 - 0.23 0.37 Ω Power supply 3.7[V] NMOS On resistance RONN6 - 0.47 0.73 Ω Power supply 3.7[V] Maximum duty DMAX6 83 90 97 % |
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