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參數(shù)資料
| 型號： | DS3994 |
| 廠商： | Maxim Integrated Products, Inc. |
| 英文描述： | 4-Channel Cold-Cathode Fluorescent Lamp Controller |
| 中文描述： | 4通道冷陰極熒光燈控制器 |
| 文件頁數(shù)： | 28/28頁 |
| 文件大小： | 557K |
| 代理商： | DS3994 |
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D
4-Channel Cold-Cathode
Fluorescent Lamp Controller
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
28
____________________Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600
2006 Maxim Integrated Products
is a registered trademark of Maxim Integrated Products, Inc.
is a registered trademark of Dallas Semiconductor Corporation.
Heaney
Package Information
For the latest package outline information, go to
www.maxim-ic.com/DallasPackInfo
.
Chip Information
TRANSISTOR COUNT: 53,000
SUBSTRATE CONNECTED TO GROUND
Typical Operating Circuits (continued)
DS3994
BRIGHT
V
CC
GA
GB
OVD
LCM
1 OF 4 CHANNELS
C
L
R
FB
+12V TO +24V
LM339
+5V
DUAL N-CHANNEL
POWER MOSFET
DEVICE SUPPLY VOLTAGE
(5V
±
10%)
INVERTER SUPPLY VOLTAGE
(12V
±
10% TO 24V
±
10%)
BULK POWER
SUPPLY
CAPACITANCE
C
H
CCFL
LAMP A
R1
R2
GND
PSYNC
LSYNC
LOSC
POSC
R3
R4
4.7k
4.7k
CONFIGURATION
PORT
FAULT
SDA
SCL
SVM
A0
ANALOG BRIGHTNESS
ON = OPEN
OFF/RESET = CLOSED
DPWM SIGNAL
INPUT/OUTPUT
LAMP FREQUENCY
INPUT/OUTPUT
C
L
R
FB
C
H
C
L
R
FB
C
H
C
L
R
FB
C
H
CCFL
LAMP B
CCFL
LAMP C
CCFL
LAMP D
Figure 14. Typical Operating Circuit with Multiple Lamps per Channel
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| DS3994Z+ | 功能描述:顯示驅(qū)動器和控制器 4-Ch CCFL Controller RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| DS3994Z+T&R | 制造商:Maxim Integrated Products 功能描述:2ND GEN 4CH CCFL CON SOIC-28 T&R LF - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC CCFL CNTRLR 4CH 28-SOIC |
| DS3994Z+T&R | 功能描述:顯示驅(qū)動器和控制器 4-Ch CCFL Controller RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| DS3994Z+W | 功能描述:顯示驅(qū)動器和控制器 4-Ch CCFL Controller RoHS:否 制造商:Panasonic Electronic Components 工作電源電壓:2.7 V to 5.5 V 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:QFN-44 封裝:Reel |
| DS3CC | 制造商:Thomas & Betts 功能描述:30A,MG,CUP CAP |
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