STEF05 Datasheet, PDF (13/20 Pages) STMicroelectronics – Electronic fuse for 5 V line

STEF05
Typical performance characteristics
Figure 13. Current limit vs. R_Limit
Figure 14. Thermal latch delay vs. power
6.00
5.00
4.00
3.00
2.00
1.00
0.00
0
VCC = 5 V, T = 25 °C
AM09878v1
ILIM
ISHORT
100
10
1
10
20
30
40
50
60
70
80
0
External Sense Resistor (Ω )
AM09879v1
T = 25 °C
T = 55 °C
T = 85 °C
10
20
30
40
50
60
Power (W)
Figure 15. V_OUT ramp-up vs. Enable
Figure 16. V_OUT clamping
V_CC = 15 V, C_IN = 10 µF, C_OUT = 100 µF, R_LIMIT = 22 Ω, No
C_dv/dt
Figure 17. Line transient
V_CC = 15 V, C_IN = 10 µF, C_OUT = 100 µF, R_LIMIT = 22 Ω, No
C_dv/dt
Figure 18. Startup into output short-circuit
V_CC = from 5 to 15 V R_LIMIT = 22 Ω; I_OUT = 500 mA, T_RISE =
100 µs
V_CC = 5 V, R_LIMIT = 22 Ω, V_OUT = Connected to GND
Doc ID 019055 Rev 4
13/20