STEF12 STMicroelectronics, STEF12 Datasheet - Page 6

• Manufacturer Part Number: STEF12
• Description: Electronic fuse for 12 V line
• Manufacturer: STMicroelectronics

Specifications of STEF12

• Continuous Current (typ): 3.6 A
• N-channel On-resistance (typ): 53 mΩ
• Output Clamp Voltage (typ): 15 V
• Thermal Latch (typ): 165 °C

Electrical characteristics
4
Table 6.
6/20
Under/Overvoltage protection
Power MOSFET
Current limit
dv/dt circuit
Enable/Fault
Total device
Symbol
V
V
V
R
V
V
V
I
dv/dt
I(MAX)
I
Short
Clamp
I
UVLO
V
t
V
I(INT)
DSon
Bias
Hyst
OFF
Lim
I
I
dly
I
IL
D
IH
IL
I
Output clamping voltage
Undervoltage lockout
UVLO hysteresis
Delay time
On-resistance
Off state output voltage
Continuous current
Short-circuit current limit
Overload current limit
Output voltage ramp time
Low level input voltage
Intermediate level input voltage
High level input voltage
High state maximum voltage
Low level input current (sink)
High level leakage current for
external switch
Maximum fan-out for fault signal
Bias current
Electrical characteristics
V
Electrical characteristics for STEF12
CC
= 12 V, V
Parameter
EN
= 3.3 V, C
I
= 10 µF, C
Doc ID 019056 Rev 4
V
Turn-on, voltage rising
Enabling of chip to I
with a 1 A resistive load
(1)
- 40 °C < T
V
0.5in
Minimum copper, T
R
R
Enable to V
C
Output disabled
Thermal fault, output disabled
Output enabled
V
V
Total numbers of chips that can
be connected to this pin for
simultaneous shutdown
Device operational
Thermal shutdown
CC
CC
Enable
Enable
Limit
Limit
dv/dt
= 18 V
= 18 V, V
2
= 22 Ω
= 22 Ω
pad, T
= 0 V
= 3.3 V
Test Conditions
O
= 47 µF, T
J
OUT
< 125 °C
A
GS
= 25 °C
= 11.7 V, No
= 0, R
A
D
= 80 °C
= 100 mA
(2)
J
L
(1)
= 25 °C (unless otherwise specified).
= infinite
Min.
13.8
0.35
0.82
1.96
7.7
3.3
0.5
3.4
35
Typ.
0.80
0.58
2.64
350
8.5
3.6
1.7
4.4
4.4
0.9
1.4
4.3
-10
1.5
15
53
40
1
Max.
16.2
0.81
1.95
100
-30
9.3
5.5
2.6
3.3
5.4
70
82
1
3
2
STEF12
Units
Unit
mΩ
mV
mA
ms
µA
µA
µs
V
V
V
A
A
A
V
V
V
V