23 June 2005
HE104MAN-V8 Manual
Tri-M Engineering
Tel:
800.665.5600, 604.945.9565
1407 Kebet Way, Unit 100
Fax:
604.945.9566
Port Coquitlam, BC V3C 6L3
E-mail:
Canada
Web site:
www.tri-m.com
2
CHAPTER 1: INTRODUCTION........................................................................................................................................4
1.1
GENERAL
DESCRIPTION .....................................................................................................................................4
1.2
F
EATURES
...............................................................................................................................................................5
1.3
S
PECIFICATIONS
.......................................................................................................................................................6
2.1
I
NTRODUCTION
.........................................................................................................................................................7
2.2
P
OWER
C
ONSIDERATIONS
.........................................................................................................................................8
2.3
HE104
C
ONNECTORS
...............................................................................................................................................8
2.3.1 Main Input Power Connector ...........................................................................................................................8
2.3.2 Output Power Connector.................................................................................................................................9
2.3.3 Battery Power Connector (Optional) ................................................................................................................9
2.3.4 Onboard PC “Boost” Adaption (Optional).........................................................................................................9
2.4
B
US
T
ERMINATION
(O
PTIONAL
) ................................................................................................................................ 10
2.5
I
NSTALLATION
O
NTO
PC104
M
ODULES
..................................................................................................................... 10
2.6
J
UMPER
S
ELECTION
................................................................................................................................................ 10
2.6.1 LED Jumper Enable/Disable ......................................................................................................................... 10
2.6.2 +5VDC Low Q/ Noise (Q=quiescent) ............................................................................................................. 11
2.6.3 +12VDC Low Q/ Noise .................................................................................................................................. 11
2.6.4 Mezzanine Expansion Headers ..................................................................................................................... 11
2.7
PC/104
B
US
I
NTERRUPTS
(O
PTIONAL
) ..................................................................................................................... 12
2.8
P
OWER
M
ANAGEMENT
C
ONTROLLER
PM104
(
OPTIONAL
) ........................................................................................... 13
2.9
L
OW
I
NPUT
A
LARM
................................................................................................................................................. 14
2.10
HE104
E
FFICIENCY AND
H
EAT
D
ISSIPATION
C
ALCULATION
....................................................................................... 15
CHAPTER 3: THEORY OF OPERATION ...................................................................................................................... 16
3.1
I
NPUT POWER PROTECTION
...................................................................................................................................... 16
3.2
S
WITCHING
R
EGULATOR
,
+5VDC ............................................................................................................................ 16
3.3
S
WITCHING REGULATOR
,
+12VDC........................................................................................................................... 17
3.4
C
HARGE
P
UMPS
..................................................................................................................................................... 17
3.5
F
ILTER
C
APACITORS
............................................................................................................................................... 18
3.6
B
US
T
ERMINATION
(O
PTIONAL
) ................................................................................................................................ 19
APPENDIX 1: HE104, +5V REGULATOR BLOCK DIAGRAM:...................................................................................... 20
APPENDIX 2: ADVANTAGES OF USING AC TERMINATION: ..................................................................................... 22
APPENDIX 3: INSTALLATION HINTS FOR THE HE104 POWER SUPPLY:................................................................. 23
APPENDIX 4: VEHICLES ARE AN ELECTRONICS NIGHTMARE:............................................................................... 23
