CS3341, CS3351, CS387

http://onsemi.com

4

specified.)

Characteristic

Unit

Max

Typ

Min

Test Conditions

Battery Sense

Input Current

–

–10

–

+10

µA

Regulation Voltage

@25

13.5

–

16

V

Proportional Control

–

0.050

–

0.400

V

High Voltage Threshold Ratio

VHigh Voltage @ LampOn

VRegulation @ 50%Duty Cycle

1.083

–

1.190

–

High Voltage Hysteresis

–

0.020

–

0.600

V

PACKAGE PIN DESCRIPTION

PACKAGE PIN #

SO–14

Flip Chip

PIN SYMBOL

FUNCTION

1

1

Driver

Output driver for external power switch–Darlington.

2

2

GND

Ground.

3, 6, 7, 9, 13

3

NC

No Connection.

4

4

OSC

Timing capacitor for oscillator.

5

5

Lamp

Base driver for lamp driver indicates no stator signal or overvoltage condition.

8

6

IGN

Switched ignition power up.

10

7

Stator

Stator signal input for stator timer (CS3351 also power up).

11

8

Sense

Battery sense voltage regulator comparator input and protection.

12

9

Supply for IC.

14

10

SC

Short circuit sensing.

TYPICAL PERFORMANCE CHARACTERISTICS

Figure 2. Battery Voltage vs. Temperature (

°C)

Over Process Variation

15.5

15

14.5

14

13.5

13

–40

–20

0

20

40

60

80

100

120

Temperature (

°C)