BD9134MUV_0909 Datasheet, PDF (2/18 Pages) Rohm – Output 2A or More High-efficiency Step-down Switching Regulator with Built-in Power MOSFET

BD9134MUV
●Electrical Characteristics
◎(Ta=25℃ VCC=PVCC=5V, EN=VCC, unless otherwise specified.)
Parameter
Symbol
Min.
Standby current
Active current
EN Low voltage
EN High voltage
EN input current
Oscillation frequency
High side FET ON resistance
Low side FET ON resistance
OUTPUT Voltage
ITH SInk current
ITH Source Current
UVLO threshold voltage
UVLO release voltage
Soft start time
Timer latch time
Output Short circuit Threshold Voltage
ISTB
ICC
VENL
VENH
IEN
FOSC
RONH
RONL
VOUT
ITHSI
ITHSO
VUVLO1
VUVLO2
TSS
TLATCH
VSCP
-
-
-
2.0
-
0.8
-
-
3.25
10
10
3.6
3.65
2.5
0.5
-
Limits
Typ.
0
250
GND
Vcc
1
1
82
70
3.3
18
18
3.8
3.9
5
1
1.65
Technical Note
Max.
10
500
0.8
-
10
1.2
115
98
3.35
-
-
4.0
4.2
10
2
2.4
Unit
Conditions
μA
μA
V
V
μA
MHz
mΩ
mΩ
V
μA
μA
V
V
ms
ms
V
EN=GND
Standby mode
Active mode
VEN=5V
PVCC=5V
PVCC=5V
VOUT=4.1V
VOUT=2.5V
VCC=5V→0V
VCC=0V→5V
VOUT =3.3V→0V
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2009.09 - Rev.B