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参数资料
| 型号： | LX6433CSE-TR |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| 封装： | ROHS COMPLIANT, PLASTIC, SOT-23, 5 PIN |
| 文件页数： | 2/6页 |
| 文件大小： | 181K |
| 代理商： | LX6433CSE-TR |
PRODUCTION DATA SHEET
Microsemi
Analog Mixed Signal Group
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 2
Copyright
2003
Rev. 1.1, 2009-02-11
WWW
.Microse
m
i
.CO
M
LX6433
Precision Voltage Monitor
TM
ABSOLU TE MA XI MUM RA TINGS
Input Voltage (IN) ............................................................................................-0.3V to 7.0V
Monitor (VMON) .............................................................................................-0.3V to 7.0V
RESET to GND ....................................................................................-0.3V to (VIN + 0.3V)
Operating Temperature Range.....................................................................-40
°C to +125°C
Storage Temperature Range, TA .................................................................... -65°C to 150°C
Maximum Junction Temperature..................................................................................150
°C
RoHS / Pb-free Peak Package Solder Reflow Temperature
(40 seconds maximum exposure) .................................................................... 260
°C (+0,-5)
Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to
Ground. Currents are positive into, negative out of specified terminal.
THERMA L DATA
SE Plastic SOT-23 5-Pin
THERMAL RESISTANCE
-JUNCTION TO AMBIENT,
θ
JA
300
°C/W
Junction Temperature Calculation: TJ = TA + (PD x θJA).
The
θ
JA numbers are guidelines for the thermal performance of the device/pc-board system. All of
the above assume no ambient airflow.
PACKAG E PIN O U T
VIN
VMON
GND
RESET
N.C.
1
2
34
5
SE PACKAGE
(Top View)
RoHS / Pb-free 100% Matte Tin Pin Finish
FUNCTIO N AL PIN DESCRI PTION
NAME
DESCRIPTION
VIN
Supply voltage, Operational From 3.0V to 6.0V.
VMON
Monitored input of 1.2V supply.
GND
Circuit ground.
RESET
Output pin, low level indicates fault mode.
ELEC TRI CAL CHA RACTERI STIC S
Specifications apply over the ambient temperature of: 0
oC < T < 85°C for V
IN = 5V (except where otherwise noted). Typical values are at TA=25°C.
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
Operating Range
VINOP
Functional operation (correct logic state for
RESET)
3.0
6.0
V
Reset High
VMONTH+
VMON rising, RESET = high (after timeout
cycle is completed)
1.085
V
Reset Low
VMONTH-
VMON falling, RESET = low
1.125
V
RESET Pulse Duration
RESET PW
Time RESET remains low after VMON rises
above the threshold
50
100
150
mS
Quiescent Current (Ground Pin)
IQ
RESET Open
40
A
VMON
TRANSIENT
RESET unchanged for VMON drop below
VMONTH-
10
S
VMON Transient Filter
VMON
TRIGGER PW
RESET activated for momentary dip in VMON
below VMONTH-
5
S
RESET VOUT LOW
VOL
ISINK = 10mA, VIN = 5V ± 10%
.05
0.4
V
RESET VOUT LOW
VOL
ISINK = 20mA, VIN = 5V ±10% TA 0°C to 70°C
.05
0.4
V
RESET Leakage
ILKG
VMON > 1.2V, VRESET = 5V
.02
1
A
RESET DELAY after Trigger
TDELAY
Time from VMON falling below threshold to
RESET going low, VMON overdrive of 50mV.
11
S
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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