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AIC1383BPSTR 参数 Datasheet PDF下载

AIC1383BPSTR图片预览
型号: AIC1383BPSTR
PDF下载: 下载PDF文件 查看货源
内容描述: 3A终端稳压器 [3A TERMINATION REGULATOR]
分类和应用: 稳压器
文件页数/大小: 9 页 / 499 K
品牌: AIC [ ANALOG INTERGRATIONS CORPORATION ]
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AIC1383B
3A Termination Regulator
FEATURES
3A Source and Sink Current Ability
Support DDR1 (1.25V
TT
) and DDR2 (0.9V
TT
)
Requirements
Low Output Voltage Offset,
±20mV
High Accuracy Output Voltage at Full-Load
Adjustable V
OUT
by External Resistor
Low External Component Count
Current Limit protection
Thermal Protection
SOP-8, TO-252 and TO-263 Packages
DESCRIPTION
AIC1383B linear regulator is designed to
achieve 3A source and sink current while
regulating an output voltage to within 45mV.
AIC1383B converts voltage supplies range
from 1.6V to 6V into an output voltage that
adjusts by two external voltage divider
resistors. It provides an excellent voltage
source for active termination schemes of high-
speed transmission lines as those seen in
high-speed memory buses, and it meets the
JEDEC SSTL-2 and SSTL-3 specifications for
termination of DDR-SRAM.
Built-in current limiting in source and sink
mode, with thermal shutdown provide
maximal protection to the AIC1383B against
fault conditions.
APPLICATIONS
Mother Board
Graphic Cards
DDR Termination Voltage Supply
TYPICAL APPLICATION CIRCUIT
V
IN
=2.5V
+
C
IN
470µF
1
2
3
VIN
VOUT
GND
VCNTL
VREF
5
R1
100K
C1
100pF
C
OUT
220µF
R2
100K
+
V
OUT
4
V
CNTL
=3.3V
+
C
CNTL
47µF
AIC1383B
EN
CES7002A
Analog Integrations Corporation
Si-Soft Research Center
3A1, No.1, Li-Hsin Rd. I, Science Park, Hsinchu 300, Taiwan, R.O.C.
TEL: 886-3-5772500
FAX: 886-3-5772510
www.analog.com.tw
DS-1383BP-03 010405
1