BD4154FV(2009) データシートの表示（PDF） - ROHM Semiconductor
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BD4154FV Datasheet PDF : 16 Pages
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BD4154FV
Technical Note
●Electrical Characteristics (unless otherwise noted, Ta=25℃ VEN=3.3V V3AUX_IN =V3_IN=3.3V,V15_IN=1.5V)
Parameter
Symbol
Standard Value
Unit
MIN TYP MAX
Condition
Standby Current
IST
-
40
80
µA VEN=0V (Include IEN, IRCLKEN)
Bias Current 1
Icc1
-
120 250 µA VSYSR=0V
Bias Current 2
Icc2
-
250 500 µA VSYSR=3.3V
[Enable]
High Level Enable Input Voltage
VENHI
2.0
-
5.5
V
Low Level Enable Input Voltage VENLOW
-0.2
-
0.8
V
Enable Pin Input Current
IEN
10
-
30
µA VEN=0V
[Logic]
High Level Logic Input Voltage
VLHI
2.0
-
-
V
Low Level Logic Input Voltage
VLLOW
-
-
0.8
V
ICPPE#
-
0
1
µA CPPE#=3.6V
10
-
30
µA CPPE#=0V
-
0
1
µA CPUSB#=3.6V
ICPUSB#
10
-
30
µA CPUSB#=0V
Logic Pin Input Current
ISYSR
-
0
1
µA SYSR=3.6V
10
-
30
µA SYSR=0V
IPRT_IN#
-
10
0
-
1
µA PERST_IN#=3.6V
30
µA PERST_IN#=0V
IRCLKEN
-
10
0
-
1
µA RCLKEN=3.6V
30
µA RCLKEN=0V
RCLKEN Low Voltage
VRCLKEN
-
0.1
0.3
V IRCLKEN=0.5mA
RCLKEN Leak Current
IRCLKEN
-
-
1
µA VRCLKEN=3.65V
[Switch V3AUX]
On Resistance
RV3AUX
-
120 220 mΩ Tj=-10～100℃ *
Discharge On Resistance
RV3AUX Dis
-
60
150
Ω
[Switch V3]
On Resistance
RV3
-
42
90
mΩ Tj=-10～100℃ *
Discharge On Resistance
RV3Dis
-
60
150
Ω
[Switch V15]
On Resistance
RV15
-
45
90
mΩ Tj=-10～100℃ *
Discharge On Resistance
RV15Dis
-
60
150
Ω
[Over Current Protection]
V3 Over Current
OCPV3
1.3
-
-
A
V3AUX Over Current
OCPV3AUX
0.275
-
-
A
V15 Over Current
OCPV15
0.65
-
-
A
[Under Voltage Lockout]
V3_IN UVLO OFF Voltage
VUVLOV3_IN 2.70 2.80 2.90
V sweep up
V3_IN Hysteresis Voltage
⊿VUVLOV3_IN
50
100 150 mV sweep down
V3AUX_IN UVLO OFF Voltage VUVLOV3AUX_IN 2.70 2.80 2.90
V sweep up
V3AUX_IN Hysteresis Voltage ⊿VUVLOV3AUX_IN 50
100 150
mV sweep down
V15_IN UVLO OFF Voltage
VUVLOV15_IN 1.15 1.20 1.25
V sweep up
V15_IN Hysteresis Voltage
⊿VUVLOV15_IN 50
100 150 mV sweep down
[POWER GOOD]
V3 POWER GOOD Voltage
PGV3
2.700 2.850 3.000 V
V3AUX POWER GOOD
Voltage
PGV3AUX
2.700 2.850 3.000 V
V15 POWER GOOD Voltage
PGV15
1.200 1.275 1.350 V
PERST# LOW Voltage
VPERST#Low
-
0.1
0.3
V IPERST=0.5mA
PERST# HIGH Voltage
VPERST#HIGH 3.0
-
-
V
PERST# Delay Time
TPERST#
4
-
20
ms
PERST# assertion time
Tast
-
-
500
ns
[OUTPUT RISE TIME]
V3_IN to V3
TV3
0.1
-
3
ms
V3AUX_IN to V3AUX
TV3AUX
0.1
-
3
ms
V15_IN to V15
* Design target
TV15
0.1
-
3
ms
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© 2009 ROHM Co., Ltd. All rights reserved.
3/15
2009.05 - Rev.A
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