Datasheet > A5973D_0808

A5973D_0808

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
意法半导体 - STMICROELECTRONICS		稳压器开关
页数	文件大小	规格书
12页	780K
描述
Up to 2 A step down switching regulator for automotive applications

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A5973D_0808 数据手册

A5973D

Table 4.

Symbol

Electrical characteristics (continued)

(T = -40 °C to 125 °C, V_CC= 12 V, unless otherwise specified)

Parameter

Test condition

Min

Typ

Max

Unit

I_COMP= -0.1 mA to 0.1 mA;

Transconductance

2.3

V_COMP= 1.9 V

Synch function

High input voltage

2.5

V_REF

0.74

V_CC= 4.4 to 36 V;

Low input voltage

V_synch= 0.74 V ⁽²⁾

V_synch= 2.33 V

0.11

0.21

0.25

0.45

Slave synch current

Master output

amplitude

I_source= 3 mA

2.75

0.20

Output pulse width

0.35

μs

no load, V_synch= 1.65 V

Reference section

_REF= 0 to 5 mA

Reference voltage

Line regulation

3.2

3.3

3.399

_CC= 4.4 V to 36 V

I_REF= 0 mA

V_CC= 4.4 V to 36 V

Load regulation

I_REF= 0 mA

Short circuit current

1. With T_J= 85 °C, I_{lim_min}= 2.5 A, assured by design, characterization and statistical correlation.

2. Guarantee by design

6/11

1...3 4 567 8 9...12

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