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ADM1041 PDF预览

ADM1041

更新时间: 2024-11-19 04:31:19
品牌 Logo 应用领域
亚德诺 - ADI 控制器
页数 文件大小 规格书
64页 1099K
描述
Secondary-Side Controller with Current Share and Housekeeping

ADM1041 数据手册

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Secondary-Side Controller with  
Current Share and Housekeeping  
ADM1041  
INTERFACE AND INTERNAL FEATURES  
SMBus interface (I2C compatible)  
Low-drift precision 2.5 V reference  
Voltage error amplifier  
PRODUCT FEATURES  
Digital calibration via internal EEPROM  
Supports SSI specification  
Comprehensive fault detection  
Reduced component count on secondary side  
Standalone or microcontroller control  
Differential current sense  
Sense resistor or current transformer option  
Overvoltage protection  
Undervoltage protection  
Overcurrent protection  
Overtemperature protection  
Start-up undervoltage blanking  
Programmable digital debounce and delays  
352-byte EEPROM available for field data  
160-byte EEPROM for calibration  
Ground continuity monitoring  
SECONDARY-SIDE FEATURES  
Generates error signal for primary-side PWM  
Output voltage adjustment and margining  
Current sharing  
Current limit adjustment  
OrFET control  
Programmable soft-start slew rate  
Standalone or microcontroller operation  
Differential load voltage sense  
AC mains undervoltage detection (ac sense)  
Overvoltage protection  
APPLICATIONS  
Network servers  
Web servers  
Power supply control  
OrFET  
RS  
V
OUT  
R
LOAD  
GND  
V
DD  
V
DD  
BIAS  
V
DD  
PWM  
CONTROLLER  
SHARE BUS  
ADM1041  
F
F
CBD  
C –/V  
V
G
DD  
S
LS  
D
V
OUT  
THERMISTOR  
C +  
SHRO  
SHRS  
V +  
S
S
V
DD  
V
V
DD  
CMP  
V +  
S
V –  
V –  
ICT  
S
S
PULSE AC_OK  
DC_OK  
PSON  
ADD0  
SCL  
SDA  
MON2  
PEN  
CMP  
SCMP  
OTP  
C
V
MICRO-  
CONTROLLER  
DD  
GND  
OPTIONAL  
ISOLATION BARRIER  
Figure 1. Typical Application Circuit  
Rev. A  
Information furnished by Analog Devices is believed to be accurate and reliable.  
However, no responsibility is assumed by Analog Devices for its use, nor for any  
infringements of patents or other rights of third parties that may result from its use.  
Specifications subject to change without notice. No license is granted by implication  
or otherwise under any patent or patent rights of Analog Devices. Trademarks and  
registered trademarks are the property of their respective owners.  
One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.  
Tel: 781.329.4700  
Fax: 781.326.8703  
www.analog.com  
© 2004 Analog Devices, Inc. All rights reserved.  
 

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