BA3258FP [ROHM]

Dual Low Drop Out Regulator Ceramic Capacitor Available; 双路低压差稳压器陶瓷电容器可用

BA3258FP


型号：	BA3258FP
厂家：	ROHM
描述：	Dual Low Drop Out Regulator Ceramic Capacitor Available 双路低压差稳压器陶瓷电容器可用稳压器电容器陶瓷电容器
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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