Data Sheet

© 2012 Fairchild Semiconductor Corporation www.fairchildsemi.com
FAN3180 • Rev. 1.0.3 5
FAN3180 — Single 2-A Low-Side Driver with 3.3-V LDO
Electrical Characteristics
Unless otherwise noted, V
DD
= 12 V, T
J
= -40°C to +125°C. Currents are defined as positive into the device and
negative out of the device.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Unit
Supply
V
DD
Operating Range
5
18
V
I
DD_STATIC
Static Supply Current
Inputs Not Connected; 3V3
Not Loaded
200
µA
I
DD_OPER
Operating Supply Current
(8)
f
SW
=100 kHz, No Load
0.6
mA
f
SW
=1 MHz, No Load
3.8
f
SW
=100 kHz, 1 nF Load
1.5
f
SW
=1 MHz, 1 nF Load
12.5
V
ON
Turn-On Voltage
V
DD
Increasing
4.50
4.75
5.00
V
V
OFF
Turn-Off Voltage
V
DD
Decreasing
4.30
4.55
4.80
V
V
HYS_VDD
Supply Voltage Hysteresis
150
200
250
mV
Input
V
IL_T
IN+, Low-Voltage Threshold, Maximum
0.8
V
V
IH_T
IN+, High-Voltage Threshold, Minimum
2
V
V
HYS_IN
Input Hysteresis Voltage
0.2
0.5
0.8
V
I
INL
IN+ Current, LOW
IN from 0 to V
DD
-1.00
0.05
1.00
µA
I
INH
IN+ Current, HIGH
IN from 0 to V
DD
-50
-30
1
µA
3V3 LDO
V
LDO
LDO Output Voltage
T
A
=25°C
3.267
3.300
3.333
V
Total Variation
3.217
3.382
V
LDO_LineReg
LDO Line Regulation
V
DD
=5 to 13 V, I
OUT
=10 mA
1
10
mV
V
LDO_LoadReg
LDO Load Regulation
V
DD
=5 to 13 V, I
OUT
=0.1 mA
to 10 mA
5
20
mV
I
LDO_MAX
Maximum LDO Current
15
mA
I
LDO_I-LIM
LDO Current Limit
10
35
mA
Thermal Shutdown
TSD
ON
Thermal Shutdown Activation
(8)
150
°C
TSD
OFF
Thermal Shutdown Deactivation
(8)
125
°C
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