Datasheet > BD1LBU50EFJ-C

BD1LBU50EFJ-C

更新时间： 2024-03-03 10:11:19

品牌	Logo	应用领域
罗姆 - ROHM		/
页数	文件大小	规格书
20页	1120K
描述
BD1LBU50EFJ-C is an in-vehicle 1ch low side switch. This switch builds in the overcurrent limiting circuit, thermal shutdown circuit, open load detection circuit and under voltage lock out circuit. It also provides the diagnostic output circuit when an abnormality is detected.

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BD1LBU50EFJ-C 数据手册

BD1LB500 Series (BD1LB500EFJ-C BD1LBU50EFJ-C BD1LB500FVM-C)

Electrical Characteristics (V_DD=3.5V to 5.5V, -40°C≤ T_j≤ +150°C unless otherwise is specified)

Rated value

Item

Symbol

Unit

Condition

Min

Typ

Max

[Protective circuit]

Overcurrent detection current

I_OCP

t_DHL

0.8

－

1.5

2.5

μs

V_IN=5V

V_DD=5V,R_L=4Ω to ∞

V_DD=5V,R_L=∞ to 4Ω

IN=0V

Diagnostic output delay time

t_DLH

－

320

640

Open load detection threshold

voltage ⁽¹⁾

V_OPEN

t_OPEN

Open load detection time

100

300

900

μs

IN=0V

(1) To enable detection, an external resistance must be added between DRAIN terminal and SOURCE terminal.

（Determine Rext depending on R_L.）

10kΩ

VDD

R_L

DRAIN

SOURCE

(GND)

R_ext

Definition

I_DD

I_ST

VDD

I_IN

I_OUT

V_DD

V_ST

DRAIN

SOURCE

(GND)

V_IN

V_OUT

Figure 1. Definition

www.rohm.co.jp

TSZ02201-0G3G0BD00040-1-2

10.May.2022 Rev.009

5/17

TSZ22111・15・001

1 2 3 456 7 8...20

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