參數(shù)資料
型號(hào): LX1671CPW-TR
廠商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類: 穩(wěn)壓器
英文描述: 1 A SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO38
封裝: ROHS COMPLIANT, PLASTIC, TSSOP-38
文件頁(yè)數(shù): 17/21頁(yè)
文件大?。?/td> 419K
代理商: LX1671CPW-TR
Microsemi
Integrated Products, Power Management
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 5
Copyright
2000
Rev. 1.2b, 2006-02-13
WWW
.Microse
m
i
.CO
M
LX1671
Multiple Output LoadSHARE PWM
PRODUCTION DATA SHEET
TM
ELECTRICAL CHA RACTERISTICS (CONTINUED)
Unless otherwise specified, the following specifications apply over the operating ambient temperature 0
°C
T
A 70°C except where
otherwise noted and the following test conditions: VCC = 5V, VCCL = 5V, VCX = 12V , HOX = LOX = 3000pF Load.
LX1671
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
UVLO AND SOFT-START (SS)
Start-Up Threshold (VCX VCCL )
3.5
4.0
4.5
V
Start-Up Threshold (VCC)
4.0
4.25
4.5
V
Hysteresis
(VCC)
0.1
V
SS Input Resistance
RSS
20
K
Ω
SS Shutdown Threshold
VSHDN
0.3
V
Hiccup Mode Duty Cycle
CSS = 0.1μF
10
%
LINEAR REGULATOR CONTROLLER
Voltage Reference Tolerance
VLDFB = 0.8V, COUT = 330F
2
%
Source Current
ILDGD
VLDGD = 9V
6
ma
Sink Current
ILDGD
Vout = 0.4V
0.2
mA
DISABLE INPUT
Threshold
2
V
LDO Disable
LDDIS
Pulldown Resistance
100
ΚΩ
Note 1 – X = Phase 1, 2, 3
Note 2 – System Specification
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
相關(guān)PDF資料
PDF描述
LX1672-05CPWTR 1 A DUAL SWITCHING CONTROLLER, 575 kHz SWITCHING FREQ-MAX, PDSO28
LX1672-03CLQTR 1 A DUAL SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PQCC38
LX1673-03CPWTR 1 A SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO20
LX1673-03CLQTR 1 A SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PQCC20
LX1673-09CPWTR 1 A SWITCHING CONTROLLER, 1035 kHz SWITCHING FREQ-MAX, PDSO20
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