BMR-0401E [KODENSHI]

System Reset IC; 系统复位IC


型号：	BMR-0401E
厂家：	KODENSHI KOREA CORP.
描述：	System Reset IC 系统复位IC 电源电路电源管理电路
文件：	总2页 (文件大小：325K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

System Reset IC

K O D E N S H I

B M R - 0 4 0 1

DIMENSIONS

B M –R 0401 is the low res et type of IC that guarantee to s et

a ga in m ic ro c om pute rs or logic s ys te m s by de te c ting the

in te rm itte n t o f fluc tua tin g p o we r s up p ly vo lta g e d urin g

normal use or switching on/off of the equipments.

(Unit : mm)

A c o m p a ra to r typ e o f hys te re s is tra n s is to r d e ve lo p e d b y

KODENSHI is built in the IC,s o that BMR– 0401 is very cos t

effective components.Constant current load built in no need to

apply Pull– up resistor.

FEATURES

• Low current consumption

• Low operation voltage

• High current of output transistor

• Hysteresis circuit built in

• Constant current load built in

APPLICATIONS

• Micro computer circuits in mobile phones,word

processors,TVs,VCRs etc.

• General logic circuits

•

De te c tion of volta ge drop in ba tte rie s of note pe rs ona l

computers,mobile phones

• Switching to backup power supply

MAXIMUM RATINGS

( T a = ℃2)5

I t e m

Supply voltage

S y m bRoal t i n g U n i t

- 0 . 3 ~ + 1 0 .V0

Power dissipation

2 0 0

m W

Operating temp.

Storage temp.

Soldering temp.^*

T o p r .

T s t g

2 0 ~ + 7 5 ℃

4 0 ~ + 1 2 5℃

2 6 0

T s o l .

℃

*1.5sec at location of 2mm away from lead bottom.

ELECTRO-OPTICAL CHARACTERISTICS

( V = 5 V , T a ℃= )2 5

I t e m

B M R - 0 4 0 1 C

S y m b o l

C o n d i t i o n s

T yMp i. n .

M a x .

U n i t

4 . 5

4 . 2

3 . 9

3 . 6

3 . 3

3 . 1

2 . 9

1 0 0

± 0 . 0 1

0 . 1

4 . 7

4 . 3

4 . 0

3 . 7

3 . 4

3 . 1

2 . 9

2 . 7 5

4 0

4 . 4

4 . 1

3 . 8

3 . 5

3 . 3

3 . 0 5

3 0 0

B M R - 0 4 0 1 D

B M R - 0 4 0 1 E

B M R - 0 4 0 1 F

B M R - 0 4 0 1 G

B M R - 0 4 0 1 H

B M R - 0 4 0 1 I

Detecting Voltage

Hysteresis voltage

R = 470 Ω, V = H →L , V 0 . 4 V

m V

% ℃/

μA

m A

μ s e c

= 470 Ω, V = L →H →L

Temperature coefficient of detecting voltage

Low level output voltage

Output constant current

Circuit current at ON

Circuit current at OFF

Threshold operating voltage

Output current at ON 1

Output current at ON 2

Transmission delay time

V /

= 470 Ω, T a –=20 ~ 75 ℃

0 . 4

= 470 Ω, V

V M i n .

- 2 5

1 0

= ∞ Ω , V = 5 . 0 V =, V2 . 5 V

- 5 0

2 3 0

1 3 0

1 . 3

2 0

3 8 0

2 0 0

1 . 5

= ∞ Ω, V

V M i n .

1 0

= ∞ Ω, V

V M a x + 0 . 1 V

O L

= 4.7k Ω, V 0 . 4 V

= 0 Ω, V

V M i n .

= 0 Ω, T a –= 20 ~ 75 ℃

2 0

5 0

= 4.7k Ω

- 1-

System Reset IC

B M R - 0 4 0 1

Power dissipation Vs.

Output voltage Vs.

Supply voltage

Circuit current Vs.

Supply voltage

Ambient temp

Hysteresis voltage Vs.

Ambient temp.

Low Level output voltage Vs.

Ambient temp.

Detecting voltage Vs.

Ambient temp.

Output current at ON Vs.

Ambient temp.

Circuit current Vs.

Ambient temp.

Detecting voltage Vs.

Ambient temp.

Load capasitance Vs.

Transmission delay time

Timing chart

- 2-

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