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參數(shù)資料
| 型號： | BA44W12 |
| 廠商： | Rohm CO.,LTD. |
| 英文描述： | Dual output voltage regulator with power saving |
| 中文描述： | 雙輸出穩(wěn)壓器節(jié)電 |
| 文件頁數(shù)： | 3/9頁 |
| 文件大小： | 109K |
| 代理商： | BA44W12 |
BA44W12SAT
Regulator ICs
!
Input / output circuits
CTL (5pin)
GND (3pin)
25k
25k
OUT1, 2
V
CC
(2pin)
1, 4pin
10.8k (1pin)
10.8k (4pin)
2k
GND (3pin)
!
Electrical characteristics
(unless otherwise noted, Ta=25
°
C, V
CC
=13.0V)
Parameter
Symbol
Min.
I
ST
I
b
V
O1
V
O1
I
O1
R.R1
Reg.I1
Reg.L1
I
OS1
V
O2
V
O2
I
O2
R.R2
Reg.I2
Reg.L2
I
OS2
V
th
1
V
th
2
I
IN
-
-
7.6
-
1.0
-
-
-
-
7.6
-
500
-
-
-
-
2.0
-
-
Typ.
0
3.0
8.0
0.3
-
55
50
100
150
8.0
0.3
-
60
50
50
100
-
-
150
Max.
Unit
10
μ
A
5.0
mA
8.4
V
0.5
V
-
A
-
dB
100
mV
150
mV
-
mA
8.4
V
0.5
V
-
mA
-
dB
100
mV
100
mV
-
mA
-
V
0.8
V
-
μ
A
Conditions
Test circuit
Fig.4
Fig.4
Fig.1
Fig.3
Fig.1
Fig.2
Fig.1
Fig.1
Fig.5
Fig.1
Fig.3
Fig.1
Fig.2
Fig.1
Fig.1
Fig.5
Fig.6
Fig.6
Fig.7
Power save supply current
Bias current
<8V output section> (Output 1)
Output voltage 1
Minimum I / O voltage differential 1
Output current capacity 1
Ripple rejection ratio 1
Input stabillty 1
Load regulation 1
Output short-circuit current 1
<8V output section> (Output 2)
Output voltage 2
Minimum I / O voltage differential
2
Ripple rejection ratio 2
Output current capacity 2
Input stabillty 2
Load regulation 2
Output short-circuit current 2
<CTL section>
ON mode voltage
OFF mode voltage
Input high level current
Note) All the characteristic values are measured with a 0.33
μ
F-capacitor connected the input pin and 22
μ
F-capacitor connected to the output pin.
Measurements are made by using a plus (tw
≤
10ms, duty cycle
≤
5%) in all cases but noise voltage and the ripple rejection ratio.
OFF mode
ON mode
I
O1
=500mA
I
O1
=500mA V
CC
=7.6V
I
O1
=500mA, f=120Hz
e
IN
=1V
rms
V
CC
=9
→
25V, I
O
=500mA
I
O
=5mA
→
1A
V
CC
=25V
I
O2
=350mA
I
O2
=350mA V
CC
=7.6V
I
O2
=350mA, f=120Hz
e
IN
=1V
rms
V
CC
=9
→
25V, I
O
=350mA
I
O
=5mA
→
500mA
V
CC
=25V
Output ACTIVE MODE
Output OFF MODE
V
th
=5V
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