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PDF UH8615 Data sheet ( Hoja de datos )
| Número de pieza | UH8615 | |
| Descripción | HID LAMP CONTROLLER | |
| Fabricantes | Unisonic Technologies | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de UH8615 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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UNISONIC TECHNOLOGIES CO., LTD
UH8615
Preliminary
HID LAMP CONTROLLER
DESCRIPTION
The UTC UH8615 is suit for all lighting applications where HID
lamps are select, and designed for the demanding of fast turn on
requirements of automobile headlamps.
It integrates all of the functions required to control and drive
one HID lamp. A complete current mode pulse width modulation,
total fault protection, a lamp power regulator and temperature
compensation are integrated.
FEATURES
* Current Mode Control
* Fixed Frequency Operation
* Regulates Lamp Power and Temperature Compensation.
* High Current FET Drive Output
* Over-Current Protection.
* Over-Voltage Protection.
* Open and Short Protection.
* Operates Over Wide Battery Voltage Range: 5V ~ 18V
ORDERING INFORMATION
Order Number
UH8615L-D28-T
UH8615L-S28-R
Package
DIP-28
SOP-28
CMOS IC
Packing
Tube
Tape Reel
MARKING
DIP-28
SOP-28
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
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QW-R118-019.a
1 page  
UH8615
BLOCK DIAGRAM
Preliminary
CMOS IC
50µA
OSC 21
X1
10V
BOOST 18
50K
100kHz
OSC
TQ
DIVPAUSE 24- BAT
22 5V 24
390Hz
7 Bit Divider
50k
Q
T
Q
15 QOUT
9 QOUT
17 PUMPOUT
IC Power
ISENSEIN 23
COMP 26
FB 27
-
2.5V
2V -
+
X10
delay
+
-
R 19 PWMOUT
S
Q
R
R
+
-R
R
VOUT SENSE 11
-
83mV +
5V
SLOPEC 2
+
5V -
0.5V 0.82V
X1
+
-
Q
RS
100nA 0.268V
LOAD ISENSE 5
LPOWER 7
WARMUPC 3
4.2V
200nA
39nA
10V
100nA
11nA
2.5V
ADJ 8 20nA
Reference
0V
+
-
5.6V From
Boost
5V
83k
10k
-
Master +
Bias
To Current Sinks
14 NOTON
250nA
VCC
+ 12 FLTC
- 5V 50nA
13 FLT
6 WARMUPV
28
5VREF
10
ISET
1
BYPASS
16
VCC
20
GND
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5 of 9
QW-R118-019.a
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet UH8615.PDF ] | |
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