Datasheet > AAT4684

AAT4684

更新时间： 2022-04-23 23:00:11

品牌	Logo	应用领域
ANALOGICTECH		开关
页数	文件大小	规格书
13页	286K
描述
Over-Voltage Protection Switch

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AAT4684 数据手册

PRODUCT DATASHEET

AAT4684

OVPSwitch^TM

Over-Voltage Protection Switch

R2 (KΩ)

R1 (KΩ)

V_OVPSetting (V)

110

487

536

787

1050

1300

1540

1780

2050

2320

2550

6.0

6.5

9.0

11.5

14.0

16.5

19.0

21.5

24.0

26.5

Table 1: Recommended OVP Setting for AAT4684 Adjustable Version¹.

SCOPE

+12V

LOAD

AAT4684

10Ω

gnd

Vin

Vout

Fault

GND

+5V

OVP

Figure 1: Over-Voltage Protection Response Time Test Circuit.

12V

1.23V

V_IN

(5V/div)

OVP

(200mV/div)

1.03V

Output Load = 10Ω

No C_OUT

Output Load = 10Ω

C_OUT= 1µF

0.7µs

OVP

(50mV/div)

OVP Trip Point (1.1V)

V_OUT

(100mV/div)

V_OUT

(5V/div)

FLT

(2V/div)

FLT

(2V/div)

Time (200µs/div)

Time (500ns/div)

Figure 2: Typical Over-Voltage Response Time.

Figure 3: Typical Over-Voltage Response Time

[zoom in].

1. Mimimum OVP voltage setting = 5V.

w w w . a n a l o g i c t e c h . c o m

4684.2007.11.1.1

1...7 8 91011 12 13

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