CS1108 Datasheet, PDF (2/4 Pages) Cherry Semiconductor Corporation – Single Lamp Driver IC

Electrical Characteristics: 4.75V ² V_CC ² 5.25V, -40¡C ² T_A ² 85¡C; -40¡ ² T_J ² 150¡C
PARAMETER
s Supply Requirements
V_CC Quiescent Current
V_CC Quiescent Current
TEST CONDITIONS
Output ON
Output OFF
MIN
TYP
3
100
MAX
6
250
s Output
Leakage Current
Saturation Voltage
V_OUTPUT (self-bias)
V_BAT =14V
I _OUTPUT = 350mA
I _OUTPUT = 180mA
V_CC < 4.5V, I _OUTPUT < 200mA
16
100
1.1
1.5
0.9
1.3
3.5
s Current Sense
Short Circuit Current
Open Circuit Current
Output in the ON state
350
500
650
20
40
60
UNIT
mA
µA
µA
V
V
V
mA
mA
s Control - Input
Input Voltage
Input Current
Logic = High
Logic = Low
Logic = V_CC
Logic = 0V
2.0
V
0.8
V
20
40
µA
-50
-20
µA
s Fault Output - (Open Collector)
Output Low Voltage
I _FAULT = 250µA (sink)
s Overtemperature Shutdown
T_J Output Disable Threshold
T_J Hysteresis
(guaranteed by design)
(guaranteed by design)
0.24
0.40
V
150
180
ûC
5
ûC
Note: A fault signal will be shown (at the fault pin) during inrush as the short circuit threshold is exceeded.
PACKAGE PIN #
8 Lead SO Narrow
1
2
3
4
5, 6, 7, 8
Package Pin Description
PIN SYMBOL
FUNCTION
Output
V_CC
Fault
Control
Ground
Open collector output.
5V regulated supply input.
Open collector diagnostic output low during open
load, short circuit and overtemperature conditions.
TTL compatible input.
Signal ground.
2