Datasheet > BU28UC3WG-TR

BU28UC3WG-TR

更新时间： 2022-02-26 13:01:34

品牌	Logo	应用领域
罗姆 - ROHM		/
页数	文件大小	规格书
26页	1515K
描述
High accuracy detection

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BU28UC3WG-TR 数据手册

Datasheet

BUxxUC3WG series

●Electrical Characteristics

(Ta=25℃, VIN=VOUT+1.0V (*3), STBY=VIN, Cin=1.0μF, Co=1.0μF, unless otherwise noted.)

Limit

PARAMETER

Overall Device

Symbol

Unit

Conditions

MIN.

TYP.

MAX.

VOUT×0.99

VOUT-25mV

VOUT×1.01

IOUT=10μA,VOUT≧2.5V

IOUT=10μA,VOUT＜2.5V

Output Voltage

VOUT

VOUT+25mV

Operating Current

IIN

μA

IOUT=0mA

STBY=0V

Operating Current (STBY)

ISTBY

1.0

VRR=-20dBv,fRR=1kHz,IOUT=10mA,

VIN=3.6V

Ripple Rejection Ratio

470

350

280

250

220

200

700

500

380

320

260

220

1.0V≦VOUT＜1.2V(IOUT=300mA)

1.2V≦VOUT＜1.5V(IOUT=300mA)

1.5V≦VOUT＜1.7V(IOUT=300mA)

1.7V≦VOUT＜2.1V(IOUT=300mA)

2.1V≦VOUT＜2.5V(IOUT=300mA)

2.5V≦VOUT(IOUT=300mA)

Dropout Voltage

Line Regulation

VSAT

VDL

VIN=VOUT+1.0V to 5.5V(*4), IOUT=10μA

Load Regulation

VDLO

IOUT=0.01mA to 300mA

Over-current Protection (OCP)

Limit Current

ILMAX

370

550

150

Vo=VOUT*0.95

Vo=0V

Short Current

ISHORT

300

Standby Block

Discharge Resistor

STBY Pin Pull-down Current

RDSC

ISTB

0.1

1.2

-0.3

0.9

8.0

5.5

0.3

μA

VIN=5.5V, STBY=0V, VOUT=2.6V

STBY=1.5V

STBY Control Voltage

OFF

VSTBH

VSTBL

○This product is not designed for protection against radioactive rays.

(*3) VIN=2.5V for VOUT≦1.5V

(*4) VIN=2.5V to 3.6V for VOUT≦1.5V

●Block Diagrams

VIN

VREF

VOUT

Cin

OCP

GND

TSD

STBY

Discharge

STBY

Cin･･･1.0μF (Ceramic)

Co ･･･1.0μF (Ceramic)

Figure 2. Block Diagrams

www.rohm.com

TSZ02201-0RBR0A300110-1-2

29.Jan.2015 Rev.005

4/23

TSZ22111・15・001

1 2 345 6 7...26

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