CS4161
Electrical Characteristics: Unless otherwise stated, these specifications apply for -40¡C ² T
A
² 105¡C, 6.5V ² V
CC
² 15.5V.
All voltage shall be referenced to Gnd unless otherwise noted. Overvoltage shutdown of coils occurs when V
CC
> 16V.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Supply, V
CC
Supply Voltage Range
Supply Current
Overvoltage Shutdown
Undervoltage Lockout Voltage
-40¡C ² TA ² 105¡C
-40¡C ² TA ² 25¡C
Transient Pulse, 100ms
V
CC
= 15.5 V
DC
, Outputs not loaded
V
CC
Initial Power up
UVLO Hysteresis
6.5
6.5
24
16
5.1
200
5.6
600
15.5
24.0
35.0
35
23
6.1
1000
V
DC
V
DC
V
DC
mA
V
V
mV
s
Speed Sensor Input, SENSOR
Input Frequency Range
Switching Threshold
Hysteresis
Input Bias Current
Input Voltage Range
Operating Input Voltage
Input Clamp Current
s
Divider Select Input, SELECT
Logic 0 Input Voltage
Logic 1 Input Voltage
Logic 0 Input Current
Logic 1 Input Current
s
Coil Output Drivers
Coil Load
Coil Inductance
Coil Resistance Temperature
* Energized Coil Voltage
(Both Polarities) A and B
0.2
1.2
300
0.8V
DC
² V
IN
² V
CC
0
10k�½ Resistor in Series
I Clamp at V
IN
= 0V
DC
-0.4
500
0.1
1.0
2.6
±1.0
V
CC
-15 to V
CC
-5.0
kHz
V
DC
mV
DC
µA
V
DC
V
DC
mA
100
3.0
0V ² V
IN
² 100mV
3V ² V
IN
² 15.5 V
DC
-1
0.75
-100
2.00
mV
DC
V
DC
µA
mA
+25¡C
198
210
80
V
CC
- 0.9V
V
CC
- 1.0V
V
CC
- 1.1V
V
CC
- 1.2V
±100
222
0.35
Coefficient
V
CC
- 1.5V
V
CC
= 6.5 V
DC
V
CC
= 10.0 V
DC
V
CC
- 1.6V
V
CC
= 15.5 V
DC
, -20¡C ² T
A
² 105¡C V
CC
- 1.75V
V
CC
= 15.5 V
DC
, -40¡C ² T
A
² -20¡C V
CC
- 2.0V
�½
mH
%/¡C
V
DC
V
DC
V
DC
V
DC
De-energized Coil Leakage Current
s
Short Circuit Protection
Short Circuit Threshold
I Coil A + I Coil B
Short Circuit Turn-Off Delay
µA
275
5
400
mA
µs
* Voltage across the coils shall be measured at the specific voltages, but shall also be within linearly interpolated limits.
Package Lead Description
PACKAGE LEAD #
LEAD SYMBOL
FUNCTION
8L PDIP
1
2
3
4
5
6
7
8
Gnd
COILA+
COILA-
SENSOR
SELECT
COILB-
COILB+
V
CC
Ground connection.
Output stage, when active, this lead supplies current to COIL A.
Output stage, when active, this lead supplies current to COIL A.
Input signal from wheel speed or engine rpm.
Selects divide by 1 or divide by 2 mode.
Output stage, when active, this lead supplies current to COIL B.
Output stage, when active, this lead supplies current to COIL B.
Supply Voltage.
2
CHERRY [ CHERRY SEMICONDUCTOR CORPORATION ]
