E981.18A39FB ELMOS Semiconductor, E981.18A39FB Datasheet - Page 4

• Manufacturer Part Number: E981.18A39FB
• Description: Motor / Motion / Ignition Controllers & Drivers 8ch squib driver
• Manufacturer: ELMOS Semiconductor
• Type: Airbag Squib Driverr

Specifications of E981.18A39FB

• Rohs: yes
• Product: Electromechanical Drivers
• Operating Supply Voltage: 5 V
• Supply Current: 4.3 mA
• Operating Temperature: - 40 C to + 95 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-44
• Number Of Outputs: 8
• Power Dissipation: 3.2 W

8-Channel Airbag Squib Driver
PRELIMINARY INFORMATION - AUG 01, 2011
2 Pinout
2.1
This document contains information on a pre-production product. ELMOS Semiconductor AG reserves the right to change specifications and information herein without notice.
ELMOS Semiconductor AG
Nr
10 NC
11 PGND
12 T8L
13 T7L
14 T2L
15 PGND
16 T1L
17 NC
18 T3L
19 PGND
20 T4L
21 T5L
22 T6L
23 PGND
24 NC
25 ARM
26 MRB
27 AMX
28 LDB
29 SCK
30 MOSI
31 SGND2
32 NC
33 T6U
34 U3
35 T5U
1 T8U
2 NC
3 RREF
4 NC
5 SGND1
6 V5
7 MISO
8 V5
9 TEST
Pin Description
Name
78
12
34
56
O,HV
O, A
S
O, D
S
I, D
O,HV
O,HV
O,HV
O,HV
O,HV
O,HV
O,HV
O,HV
I, D
I, D
O, A
I, D
I, D
I, D
O,HV
S, HV
O,HV
Type
Pull
Upper side of squib line 8
Not connected
External reference resistor for squib resistance
measurements
Not connected
First Ground for diagnosis and control blocks
Input supply voltage of 5V
Data output of the serial interface
Input supply voltage of 5V, (redundant)
Allows activation of ELMOS test modes. Grounded in
application.
Not connected
Ground for squib lines 7 and 8
Lower side of squib line 8
Lower side of squib line 7
Lower side of squib line 2
Ground for squib lines 1 and 2
Lower side of squib line 1
Not connected
Lower side of squib line 3
Ground for squib lines 3 and 4
Lower side of squib line 4
Lower side of squib line 5
Lower side of squib line 6
Ground for squib lines 5 and 6
Not connected
Safing controller ARM input
Diagnostic output
Load input of the serial interface
Clock input of the serial interface
Data inputt of the serial interface
Second Ground for diagnosis and control blocks
Not connected
Upper side of squib line 6
Energy reserve for squib lines 5 and 6
Upper side of squib line 5
P reset of the whole IC
Page 4 of 63
Data Sheet
Description
QM-No.: 25DS0072E.00
E981.18