Datasheet

STEF12 Typical performance characteristics
Doc ID 019056 Rev 5 13/20
Figure 13. Current limit vs. R
Limit
Figure 14. Thermal latch delay vs. power
Figure 15. V
OUT
ramp-up vs. Enable Figure 16. V
OUT
clamping
V
CC
= 12 V, C
IN
= 10 µF, C
OUT
= 10 µF, R
LIMIT
= 22 Ω, No
C
dv/dt,
T = 25°C
V
CC
= 18 V, C
IN
= 10 µF, R
LIMIT
= 22 Ω, No C
dv/dt
,T = 25°C
Figure 17. Line transient Figure 18. Startup into output short-circuit
V
CC
= from 12 to 18 V R
LIMIT
= 22 Ω; I
OUT
= 500 mA, T
RISE
= 100 µs
V
CC
= 12 V, R
LIMIT
= 22 Ω, V
OUT
= Connected to GND
AM09889v1
V
CC
= 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
01020304050607080
Limit & Short Current (A)
External Sensing Resistor (Ω)
ILIM
ISHORT
AM09890v1
0.8
8
80
800
0102030405060
Thermal Action Time (ms)
Power (W)
T=25 °C
T=55 °C
T=85 °C