CS4121EDWFR20 ON Semiconductor, CS4121EDWFR20 Datasheet - Page 10

• Manufacturer Part Number: CS4121EDWFR20
• Description: IC TACH/SPEEDO DRIVER 20-SOIC
• Manufacturer: ON Semiconductor
• Type: Sensor Interfacer

Specifications of CS4121EDWFR20

• Input Type: Voltage
• Output Type: Differential
• Current - Supply: 125mA
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (7.5mm Width)
• Operating Supply Voltage: 13.1 V
• Supply Current: 125 mA
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Interface: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Speedo
Input
Battery
GND
600 PIV
1.0 A
D1
10 kW
R2
500 mW
R3
Notes:
1. The product of C4 and R
2. C
3. R
4. The Ic must be protected from transients above 60 V and reverse battery conditions.
5. Additional filtering on FREQ
6. Gauge coil connections to the IC must be kept as short as possible ( 3.0 inch) for best pointer stability.
3.9,
R1
CP
T
3.0 kW
C3
Range; 100 kW to 500 kW.
Range; 20 pF to 0.2 mF.
D2
50 V,
500 mW
Zener
Figure 10. Speedometer With Odometer or Tachometer Application
0.1 mF
0.1 mF
30 PPM/ C
C1
0.0033 mF
C
CP
T
have a direct effect on gain and therefore directly affect temperature compensation.
IN
1.0 kW
lead may be required.
R4
C2
COSINE
http://onsemi.com
1
1
CS4121
CP+
SQ
FREQ
GND
GND
COS+
COS−
V
CC
10
OUT
CS8441
Air Core
Air Core
Stepper
IN
Gauge
200 W
200 W
Motor
F/V
SINE+
SINE−
V
BIAS
GND
GND
CP−
REG
OUT
SINE
Speedometer
Odometer
C4
+
0.47 mF
R
T
Trim Resistor
20 PPM/ C
243 kW