CM3503 Ver la hoja de datos (PDF) - California Micro Devices Corp
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CM3503 Datasheet PDF : 6 Pages
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CALIFORNIA MICRO DEVICES
PRELIMINARY
CM3503
Absolute Maximum Ratings
Parameter
Rating
Unit
ESD Protection (All pins, HBM)
± 2000
V
VCC Input Voltage
Storage Temperature Range
+ 5.6, Gnd - 0.5
V
-55 to +150
Operating Ambient
Operating Junction
-40 to +85
°C
-40 to +150*
Output Current Loading
Internally limited
A
Package Power Dissipation
0.5
W
*Internally limited
Operating Conditions (unless specified otherwise)
Parameter
Range
Unit
VCC Input Voltage
4.5 to 5.5
V
Ambient Temperature
-40 to +85
°C
ILOAD
VCC
0 to 1400
mA
Symbol
UVLO
RSW
RSWa
RSWb
VOUT
ILIM
tFBD
TMAX
TMIN
IRCC
ICC
ICCQ
VIH-EN
VIL-EN
VOL-OC
Electrical Operating Characteristics (over operating conditions unless specified otherwise)
Parameter
Conditions
MIN TYP MAX
VCC voltage under which circuit T=25°C
locks out - will not operate
2.2 2.5
Switch ON-Resistance
ILOAD = 0 to 1400mA; VCC = 5V,
T = 25°C
0.07 0.1
Switch ON-Resistance
ILOAD = 0 to 1400mA; VCC = 5V,
T = 0 to +85°C
0.125
Switch ON-Resistance
ILOAD = 0 to 1400mA; VCC = 5V,
T = -40 to +85°C
0.125
Output Voltage
ILOAD = 1000mA, VCC = 5.0V,
4.9
EN#=0V, T=25°C
Over-current limit
Time delay from overcurrent
VCC = 5V T=25°C
1400 2000 2600
10 20 30
detection to OC# output
indication (fault blanking delay)
Temperature at which switch
150
turns off during overcurrent
Temperature at which switch
125
turns on, after cooling from TMAX
Reverse leakage from output to VCC = 0V, VOUT = 5V, EN# = high,
10
input
T=25°C
Operating supply current
EN# = low
95
Quiescent current
EN# = high
1
EN# input Logic-1 threshold
EN# input Logic-0 threshold
OC# output Logic-0 threshold
VCC = 5V
VCC = 5V
IOC = 1mA to VCC
2
0.8
0.4
UNIT
V
Ω
Ω
Ω
V
mA
ms
°C
°C
µA
µA
µA
V
V
V
Note: This is a preliminary datasheet only. Data subject to change at any time.
© 2003 California Micro Devices Corp. All rights reserved
09/10/03 430 N. McCarthy Blvd, Milpitas, California 95035 Tel: (408) 263-3214 Fax: (408) 263-7846 www.calmicro.com
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