ZSC31150

Fast Automotive Sensor Signal Conditioner

Data Sheet

August 31, 2010

© 2010 Zentrum Mikroelektronik Dresden AG — Rev. 1.07

All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without

the prior written consent of the copyright owner. The information furnished in this publication is subject to changes without

notice.

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3

Application Circuit Examples

The application circuits contain external components, which are needed for overvoltage, reverse polarity, and

short circuit protection.

Note:

Check also the available 'ZSC31150 Application Notes' for application examples and board layout.

Table 3.1:

Application Circuit Parameters

Symbol

Parameter

Min

Typ

Max

Unit

Notes

C1

C

100

470

nF

C2

C

100

nF

C3

18, 2

C

4

47

160

nF

The value of C3 is the sum of the load

capacitor and the cable capacitance

C4, C5

19

C

0

10

nF

Recommended to increase EMC immunity.

The value of C4, C5 is the sum of the load

capacitor and the cable capacitance

R1

10

kΩ

RIBR

R

Figure 3.1:

Bridge in Voltage Mode, External Diode Temperature Sensor

Refer to chapter 1.2

Ω

18

value of C3 summarizes load capacitor and cable capacity

19

higher values for C3, C4 and C5 increase EMC immunity