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参数资料
| 型号： | SC1154CSW |
| 厂商： | Semtech Corporation |
| 英文描述： | PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER FOR ADVANCED PROCESSORS |
| 中文描述： | 可编程同步DC / DC滞控制器的先进的处理器 |
| 文件页数： | 17/18页 |
| 文件大小： | 164K |
| 代理商： | SC1154CSW |
SC1154
PROGRAMMABLE SYNCHRONOUS
DC/DC HYSTERETIC CONTROLLER
FOR ADVANCED PROCESSORS
2000 SEMTECH CORP.
652 MITCHELL ROAD NEWBURY PARK CA 91320
PRELIMINARY - March 1, 2000
8
ELECTRICAL CHARACTERISTICS (cont.)
Unless specified: 0 < T
J < 125° C, VIN12V = 12V
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
HIGH-SIDE Vds SENSING
(1)
Response Time
t
VDSRESP
V
HISENSE = 12v,
V
IOUTLO
pulsed from 12v to 11.9v,
100ns rise and fall times
2s
V
HISENSE = 4.5v,
V
IOUTLO
pulsed from 4.5v to 4.4v,
100ns rise and fall times
3s
V
HISENSE = 3v,
V
IOUTLO
pulsed from 3.0v to 2.9v,
100ns rise and fall times
3s
Short Circuit Protection
Rising Edge Delay
t
VDSRED
LOSENSE grounded
300
500
ns
Sample/Hold Switch turn-
on/turn-off Delay
t
SWXDLY
3v < V
HISENSE < 11v
V
LOSENSE = VHISENSE
30
100
ns
POWER GOOD
Comparator Propagation
Delay
t
PWRGD
1s
SOFTSTART
Comparator Propagation
Delay
t
SLST
overdrive = 10mv
560
900
ns
DEADTIME
Driver Nonoverlap Time
t
NUL
30
100
ns
Note 1: Guaranteed, but not tested
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相关代理商/技术参数 |
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| SC1155 | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Programmable Synchronous DC/DC Hysteretic Controller with VRM 9.0VID Range |
| SC1155_01 | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Programmable Synchronous DC/DC Hysteretic Controller with VRM 9.0VID Range |
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| SC1155CSW.TR | 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:PROGRAMMABLE SYNCHRONOUS DC/DC HYSTERETIC CONTROLLER WITH VRM 9.0 VID RANGE |
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