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| 型號(hào)： | SC1406ACTS |
| 廠商： | Semtech Corporation |
| 英文描述： | PORTABLE PENTIUM II & III POWER SUPPLY CONTROLLER |
| 中文描述： | 便攜式奔騰II |
| 文件頁(yè)數(shù)： | 6/17頁(yè) |
| 文件大?。?/td> | 175K |
| 代理商： | SC1406ACTS |
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SC1406A
2000 SEMTECH CORP.
652 MITCHELL ROAD
NEWBURY PARK CA 91320
PORTABLE PENTIUM
II & III
POWER SUPPLY CONTROLLER
January 28, 2000
ELECTRICAL CHARACTERISTICS (CONT.)
6
Pentium is a registered trademark of Intel Corporation
Unless specified: -0 < T
A
< 100°C; V
CC
= 3.3V (See test circuit)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX UNITS
Current Limit Comparator (CL, CLREF, CLSET)
Input Bias Current
Current Limit Setting Current
+I
CL
|+I
CLREF
|
V
CS
= 1.3V
5
μA
R
CLSET
= open
V
-V
CL
= 10mV
V
-V
CL
= -10mV
V
-V
CL
= 10mV
V
-V
CL
= -10mV
V
-V
CL
= 10mV
V
-V
CL
= -10mV
V
-V
CL
= 10mV
V
-V
CL
= -10mV
V
-V
CL
= 10mV
V
-V
CL
= -10mV
7.5
μA
*The Tamky device is required to
meet the CL setting current
requirements for R
CLSET
of
“17k
and 170k
or “42.5k
and
20k
”. Supplier production testing
will use the 17k
/170k
combination or the 42.5k
/20k
combination.
5.0
R
CLSET
= 17k
262.5
300
337.5
μA
175
200
225
R
CLSET
= 170k
19.5
30
40.5
μA
13
20
27
R
CLSET
= 42.5k
100.5
120
139.5
μA
67
80
93
R
CLSET
= 20k
222
255
288
μA
148
170
192
Input Offset Voltage
V
CL -
V
CLREF
T
pd_CL-CO
V
CLREF
= 1.3V
±4
±6
mV
Propagation Delay Time**
Measured at the device pins, from
the trip point to 50% of CO
transition
V
CMPREF
= 1.3V,
V
CMP
= +50mV
step with +20mV overdrive,
T
A
= 25°C,
100
T
A
= full range
V
CMPREF
= 1.3V,
V
CMP
=
-50mV step with -20mV overdrive,
T
A
= 25°C,
150
ns
100
T
A
= full range
150
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