TH8061
Voltage Regulator with integrated LIN Transceiver
Contents
1.
Functional Diagram ............................................................................................................................... 4
2.
Electrical Specification.......................................................................................................................... 5
2.1
2.2
2.3
2.4
2.5
2.6
Operating Conditions........................................................................................................................ 5
Absolute Maximum Ratings ............................................................................................................. 5
Static Characteristics........................................................................................................................ 6
Dynamic Characteristics................................................................................................................... 8
Timing Diagrams .............................................................................................................................. 9
Test Circuit for Dynamic and Static Characteristics....................................................................... 11
3.
Functional Description........................................................................................................................ 13
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
Operating Modes............................................................................................................................ 13
Initialization..................................................................................................................................... 14
Wake-Up ........................................................................................................................................ 15
VSUP under voltage reset.............................................................................................................. 16
Overtemperature Shutdown........................................................................................................... 16
LIN BUS Transceiver...................................................................................................................... 17
Linear Regulator............................................................................................................................. 19
RESET ........................................................................................................................................... 19
Mode Input EN ............................................................................................................................... 20
4.
5.
Application Hints ................................................................................................................................. 22
4.1
4.2
4.3
4.4
4.5
Power Dissipation and operating range ......................................................................................... 22
Low Dropout Regulator .................................................................................................................. 23
Application Circuitry........................................................................................................................ 25
EMI Supressing.............................................................................................................................. 25
Connection to Flash-MCU.............................................................................................................. 27
Operating during Disturbance............................................................................................................ 28
5.1
5.2
5.3
5.4
5.5
5.6
5.7
5.8
5.9
Operating without VSUP or GND................................................................................................... 28
Short Circuit BUS against VBAT.................................................................................................... 28
Short Circuit BUS against GND ..................................................................................................... 28
Short Circuit TxD against GND ...................................................................................................... 28
TxD open........................................................................................................................................ 28
Short Circuit VCC against GND ..................................................................................................... 28
Overload of VCC ............................................................................................................................ 28
Undervoltage VSUP, VCC ............................................................................................................. 28
Short circuit RxD, RESET against GND or VCC............................................................................ 28
6.
7.
8.
PIN Description .................................................................................................................................... 29
Mechanical Specification.................................................................................................................... 30
Tape and Reel Specification............................................................................................................... 31
8.1
8.2
Tape Specification.......................................................................................................................... 31
Reel Specification........................................................................................................................... 32
9.
ESD/EMC Remarks .............................................................................................................................. 33
9.1
9.2
9.3
General Remarks ........................................................................................................................... 33
ESD-Test........................................................................................................................................ 33
EMC................................................................................................................................................ 33
10. Revision History................................................................................................................................... 34
11. Assembly Information ......................................................................................................................... 35
12. Disclaimer............................................................................................................................................. 35
TH8061 – Datasheet
3901008061
Page 2 of 36
June 2004
Rev 007
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