BA3258HFP [ROHM]
Dual Low Drop Out Regulator Ceramic Capacitor Available; 双路低压差稳压器陶瓷电容器可用型号: | BA3258HFP |
厂家: | ROHM |
描述: | Dual Low Drop Out Regulator Ceramic Capacitor Available |
文件: | 总2页 (文件大小:212K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Dual Low Drop Out Regulator
Ceramic Capacitor Available
BA3258FP/HFP
Description
Dimension (Unit : mm)
BA3258FP
2.3±0.2
6.5±0.2
5.1−+00..12
0.5±0.1
2-C0.5
2
1
3
4
5
1.27
0.5±0.1
1.0±0.2
0.5
TO252-5
Features
1) 3.3V/1A and 1.5V/1A
2) Output ceramic capacitor available
3) Output voltage accuracy :+/-2%
BA3258HFP
4) Built-in over-current and thermal protection circuit
5) TO252-5 package and HRP-5 package
9.39±0.125
1.905±0.1
8.82±0.1
(5.59)
1
2
3
4
5
1.2575
Applications
HDD/DVD
+
−
5.5°
4.5°
4.5°
0.1
0.27 +−
0.05
S
1.72
0.73±0.1
D
0.08 S
HRP-5
Absolute Maximum Ratings (Ta=25˚C)
Parameter
Power supply voltage
Symbol
VCC
Limits
15
2300
1300
~
Unit
V
∗1
∗2
HRP-5
TO252-5
Power
Pd
mW
dissipation
0
55
+85
+150
Topr
Tstg
Operating temperature range
Storage temperature range
˚C
˚C
-
~
∗1 Derating : 18.4mW/˚C for operation above Ta=25˚C PCB (70mmx70mm, t=1.6mm) glass epoxy mounting.
∗2 Derating : 10.4mW/˚C for operation above Ta=25˚C PCB (70mmx70mm, t=1.6mm) glass epoxy mounting.
Recommended Operating Conditions (Ta=25˚C)
Parameter
Symbol
Min.
4.75
Typ.
-
Max.
14.0
Unit
V
Power supply voltage
VCC
Electrical characteristics (Unless otherwise noted; Ta=25˚C, Vcc=5V)
Parameter
Circuit current
Symbol
Ib
Min.
-
Typ.
3
Max.
5
Unit
Conditions
mA Io1=0mA, Io2=0mA
∆VLINE1,2
-
-
5
5
15
20
mV Vcc=4.75 14V, Io=5mA
Line regulation 1,2
Load regulation 1,2
[3.3V output]
∆VLOAD1,2
mV Io=5mA
1A
V
V
A
Io1=50mA
Io1=1A
Output voltage
Dropout voltage
Output current
[1.5V output]
Vo1
3.234 3.300 3.366
∆VD1
-
1.1
1.3
Io1
- -
1.0
1.470 1.500 1.530
1.0
V
A
Io2=50mA
Output voltage
Output current
Vo2
Io2
- -
Application Circuit
VO1
5
3.3V OUT
1.5V OUT
Current
CO1
1µF
Limit
VO2
4
Current
Limit
CO2
1µF
GND
FIN
2
Thermal
Shutdown
VO2_S
VREF
1
VIN
CIN
3.3µF
BA3258FP/HFP
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