参数资料
型号: AME9172AAZAZ
厂商: AME, Inc.
英文描述: Bus Termination Regulator
中文描述: 总线终端稳压器
文件页数: 8/16页
文件大小: 420K
代理商: AME9172AAZAZ
AME, Inc.
8 Rev. A.01
AME9172
Bus Termination Regulator
Parameter
Symbol
Min
Typ
Max
Units
Output Offset Voltage
V
OS
-20
0
20
mV
-20
0
20
-20
0
20
DDR 1
1.8
2.5
4
DDR 2
1.6
1.8
4
DDR 3
1.3
1.5
4
V
CNTL
DDR 1 / 2 / 3
2.5
3.3
6
Operating Current of V
CNTL
I
CNTL
1.4
mA
DDR 1 / 2 / 3 Current Limit
I
LIMIT
2.0
A
Thermal Shutdown
Temperature
T
SD
125
Thermal Shutdown
Hysteresis
30
Guaranteed by design
o
C
V
No Load
Over Temperature Protection
3.3V V
CNTL
5 V
V
IN
Keep V
CNTL
V
IN
on
operation power on and
power off
Test Condition
I
L
= 0 to 1.5A (Fig 4)
I
OUT
= 0A (Note 1)
mV
Short Circuit Protection
Fig 6,7
I
L
= 0 to -1.5A
Load Regulation
(DDR 1 / 2 / 3)
V
LOAD
Input Voltage Range
(DDR 1 / 2 / 3)
n
Electrical Specifications
Limits in standard typeface are for T
A
= 25
DDR1 => V
IN
= 2.5V, V
CNTL
= 3.3V, V
REFEN
= 0.5V
IN
. (Note2)
Note1: V
offset is the voltage measurement defined as V
OUT
subtracted from V
REFEN
.
Note2: DDR3 => V
IN
= 1.5V, V
CNTL
= 3.3V, V
REFEN
= 0.5V
IN
, unless otherwise specified:
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