STEF05 STMicroelectronics, STEF05 Datasheet - Page 13
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STEF05
Manufacturer Part Number
STEF05
Description
Electronic fuse for 5 V line
Manufacturer
STMicroelectronics
Datasheet
1.STEF05.pdf
(20 pages)
Specifications of STEF05
Continuous Current (typ)
3.6 A
N-channel On-resistance (typ)
40 mΩ
Output Clamp Voltage (typ)
6.65 V
Thermal Latch (typ)
165 °C
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STEF05
Figure 13. Current limit vs. R
Figure 15. V
V
Figure 17. Line transient
V
CC
CC
6.00
5.00
4.00
3.00
2.00
1.00
0.00
C
100 µs
= 15 V, C
= from 5 to 15 V R
dv/dt
0
10
IN
= 10 µF, C
OUT
20
LIMIT
ramp-up vs. Enable
External Sense Resistor (Ω )
30
OUT
V
= 22 Ω; I
CC
= 5 V, T = 25 °C
= 100 µF, R
40
OUT
Limit
50
= 500 mA, T
LIMIT
60
= 22 Ω, No
ILIM
ISHORT
Doc ID 019055 Rev 4
RISE
70
=
AM09878v1
80
Figure 14. Thermal latch delay vs. power
Figure 16. V
V
Figure 18. Startup into output short-circuit
V
CC
CC
100
10
1
C
= 15 V, C
= 5 V, R
0
dv/dt
LIMIT
IN
10
Typical performance characteristics
= 10 µF, C
OUT
= 22 Ω, V
clamping
20
OUT
OUT
Power (W)
= 100 µF, R
= Connected to GND
30
40
LIMIT
= 22 Ω, No
T = 25 °C
T = 55 °C
T = 85 °C
50
AM09879v1
13/20
60