BD9639MWV Datasheet, PDF (2/5 Pages) Rohm – Semiconductor integrated circuit

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Electrical characteristics（Unless otherwise specified、VBAT=VBAT2,3,4,5,6=3.7[V]、VCC=3.7[V]、Ta=25[℃]）
ITEM
Symbol
MIN
LIMIT
Unit
TYP
MAX
NOTE
Current consumption (PFM)
ICC1
-
・XSHDN1=H, XSHDN24=L
72
150
μA
・FB1=0.5[V]
・sum of VBAT terminal, and VOUT1 terminal
・XSHDN1=H, XSHDN24=H, TEST1=H
Current consumption (PWM)
ICC2
1.57
2.35
3.53
mA ・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
L input voltage 1
VIH1
VBAT
-0.3
-
-
V
XSHDN1
VIL1
-
-
GND
+0.3
V
H input voltage 2
VIH3
2.5
-
-
V
L input voltage 2
VIL3
-
-
GND
+0.3
V
XSHDN24,XSHDN3,XSHDN5,XSHDN6
H Input current 1
Oscillating frequency 1
IIH1
4.63
9.25
18.5
μA
Power supply 3.7[V]
XSHDN24,XSHDN3,XSHDN5,XSHDN6
FOSC1
1.2
1.5
1.8
MHz RT=10[kΩ]
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
PMOS On resistance
NMOS On resistance
EREF1
RONP1
RONN1
0.388
-
-
0.400
0.24
0.14
0.412
0.38
0.23
V
XSHDN24=H
Ω
Power supply 3.7[V]
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％
PMOS On resistance
NMOS On resistance
TSS2
0.43
0.85
1.27
ms Start-up period 100％ 1.0[ms]（TYP）
RONP2
-
0.13
0.21
Ω
Power supply 3.7[V]
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％
PMOS On resistance
NMOS On resistance
TSS5
0.85
1.70
2.55
ms Start-up period 100％ 2.0[ms]（TYP）
RONP5
-
0.26
0.42
Ω
Power supply 3.7[V]
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％
Load switch On resistance
NMOS On resistance
Maximum duty
TSS6
2.55
5.10
7.65
ms Start-up period 100％ 6.0[ms]( TYP)
RONP6
-
0.23
0.37
Ω
Power supply 3.7[V]
RONN6
-
0.47
0.73
Ω
Power supply 3.7[V]
DMAX6
83
90
97
％
REV. B