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参数资料
| 型号： | DS3988T+T&R |
| 厂商： | Maxim Integrated |
| 文件页数： | 23/23页 |
| 文件大小： | 0K |
| 描述： | IC CCFL CNTRLR 8CH 48TQFP |
| 标准包装： | 2,000 |
| 类型： | CCFL 控制器 |
| 频率： | 40 ~ 80 kHz |
| 电流 - 电源： | 15mA |
| 电源电压： | 4.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 48-LQFP |
| 供应商设备封装： | 48-LQFP（7x7） |
| 包装： | 带卷 (TR) |
8-Channel Cold-Cathode
Fluorescent Lamp Controller
Typical Operating Circuit
SUPPLY VOLTAGE
(5V ± 10%)
SUPPLY VOLTAGE
(5V ± 10% TO
24V ± 10%)
C5
R2
C4
ANALOG BRIGHTNESS
BRIGHT
V CC
EXTERNAL DIGITAL PWM INPUT/
INTERNAL DIGITAL PWM OUTPUT
EXTERNAL LAMP FREQUENCY INPUT/
INTERNAL LAMP FREQUENCY OUTPUT
PSYNC
LSYNC
LOSC
DS3988
SVM
GAn
R1
DUAL POWER
MOSFET
TRANSFORMER
C2
C3
CCFL LAMP
R8
V CC
POSC
GBn
R3
R4
R5
R6
R7
OVDn
LAMP VOLTAGE MONITOR
FAULT
LCMn
LAMP CURRENT MONITOR
CONFIGURATION
PORT
SDA
SCL
A0
GND
C1
SEE NOTES 14, 15.
Figure 12. Typical Operating Circuit
Note 14: Only one channel shown to simplify drawing.
Note 15: See the Component Selection section for recommended external components.
Chip Information
TRANSISTOR COUNT: 70,200
SUBSTRATE CONNECTED TO: Ground
Package Information
For the latest package outline information, go to
www.maxim-ic.com/DallasPackInfo .
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.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 23
? 2005 Maxim Integrated Products
Printed USA
is a registered trademark of Maxim Integrated Products, Inc.
is a registered trademark of Dallas Semiconductor Corporation.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS3991 | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost CCFL Controller |
| DS3991V | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost CCFL Controller |
| DS3991VC | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost CCFL Controller |
| DS3991VR | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost CCFL Controller |
| DS3991VRC | 制造商:MAXIM 制造商全称:Maxim Integrated Products 功能描述:Low-Cost CCFL Controller |
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