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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： | 13/18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
4
ELECTRICAL CHARACTERISTICS
Unless specified: 0 < T
J < 125°C, VIN = 12V
PARAMETER
SYMBOL
CONDITIONS
MIN TYP MAX UNITS
Supply Voltage Range
VIN12V
11.4
12
13
V
Supply Current (Quiescent)
I
INq
INH = 5V, VID not 11111,
VIN above UVLO threshold during start-up,
f
SW = 200kHz, BOOTLO = 0V,
C
DH = CDL = 50pF
15
mA
High Side Driver Supply
Current (Quiescent)
I
BOOTq
INH = 0V or VID = 11111 or VIN below
UVLO threshold during start-up,
BOOT = 13V, BOOTLO = 0V
10
A
INH = 5V, VID not 11111, VIN
above UVLO threshold during start-up,
f
SW = 200kHz, BOOT = 13V, BOOTLO = 0V,
C
DH = 50pF
5mA
REFERENCE/VOLTAGE IDENTIFICATION
Reference Voltage Accuracy
V
REF
11.4V < VIN12V < 12.6V, over full VID
range (see Output Voltage Table)
-1
1
%
VID0 - VID4 High Threshold
Voltage
V
TH(H)
2.25
V
VID0 - VID4 Low Threshold
Voltage
V
TH(L)
1V
POWER GOOD
Undervoltage Threshold
V
TH(PWRGD)
90
95
% V
REF
Output Saturation Voltage
V
SAT
I
O = 5mA
0.5
V
Hysteresis
V
HYS(PWRGD)
10
mV
OVER VOLTAGE PROTECTION
OVP Trip Point
V
OVP
12
15
20
%V
REF
Hysteresis
(1)
V
HYS(OVP)
10
mV
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 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 |
| SC1155CSW | 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 |
| 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 |
| SC1155CSWTR | 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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