CS3361 Datasheet, PDF (4/8 Pages) Cherry Semiconductor Corporation – Alternator Voltage Regulator FET Driver

CS3361
ELECTRICAL CHARACTERISTICS (continued) (–40°C < T_A < 125°C, –40°C < T_J < 150°C, 9.0 V ≤ V_CC ≤ 17 V;
unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Battery Sense
Input Current
Regulation Voltage
Proportional Control
–
@25°C, R₁ = 100 kΩ, R₂ = 50 kΩ
–
–10
–
+10
µA
13.8
–
15.8
V
0.10
–
0.25
V
High Voltage Threshold Ratio
High Voltage Hysteresis
VHigh _{Voltage@LampOn}
VRegulation@50%Duty Cycle
–
1.083
–
1.190
V/V
0.020
–
0.600
V
PACKAGE PIN DESCRIPTION
PACKAGE PIN #
SO–14
1
PIN SYMBOL
Driver
2
GND
3, 6, 7, 9, 13
NC
4
OSC
5
Lamp
8
IGN
10
Stator
11
Sense
12
V_CC
14
SC
FUNCTION
Output driver for external power switch.
Ground.
No Connection.
Timing capacitor for oscillator.
Base driver for lamp driver indicates no stator signal or overvoltage condition.
Switched ignition power up.
Stator signal input for stator timer.
Battery sense voltage regulator comparator input and protection.
Supply for IC.
Short circuit sensing.
TYPICAL PERFORMANCE CHARACTERISTICS
15.5
15
14.5
14
13.5
13
–40 –20 0 20 40 60 80 100 120
Temperature (°C)
Figure 2. CS3361 Battery Voltage vs. Temperature
(°C) Over Process Variation
http://onsemi.com
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