STEF12 datasheet(13/20 Pages) STMICROELECTRONICS

部件名	STEF12

功能描述	Electronic fuse for 12 V line

PDF	20 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

标志

13 / 20 page

STEF12

Typical performance characteristics

Doc ID 019056 Rev 3

13/20

Figure 13.

Current limit vs. RLimit

Figure 14.

Thermal latch delay vs. power

Figure 15.

VOUT ramp-up vs. Enable

Figure 16.

VOUT clamping

VCC = 12 V, CIN = 10 µF, COUT = 10 µF, RLIMIT = 22 Ω, No

Cdv/dt, T = 25°C

VCC = 18 V, CIN = 10 µF, RLIMIT = 22 Ω, No Cdv/dt,T = 25°C

Figure 17.

Line transient

Figure 18.

Startup into output short-circuit

VCC = from 12 to 18 V RLIMIT = 22 Ω; IOUT = 500 mA, TRISE

= 100 µs

VCC = 12 V, RLIMIT = 22 Ω, VOUT = Connected to GND

AM09889v1

VCC = 12 V, T = 25 °C

0.00

1.00

2.00

3.00

4.00

5.00

6.00

7.00

8.00

9.00

010

3040506070

External Sensing Resistor (

Ω)

ILIM

ISHORT

AM09890v1

0.8

800

010

30405060

Power (W)

T=25 °C

T=55 °C

T=85 °C

STEF12 数据表(PDF) 13 Page - STMicroelectronics

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