CM3511 Datasheet, PDF (2/13 Pages) California Micro Devices Corp – Dual USB Overcurrent Switch 1.2A (VCC) / 200mA (VSBY)

CALIFORNIA MICRO DEVICES
PRELIMINARY
CM3511
Absolute Maximum Ratings
Parameter
Rating
Unit
ESD Protection (All pins, HBM)
± 2000
V
V_CC, V_SBY 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
V_CC, V_SBY Input Voltage
4.5 to 5.5
V
Ambient Temperature
-40 to +85
°C
I_LOAD per port
V_CC
0 to 1200
mA
V_SBY
0 to 200
Symbol
UVLO
V_OUT1,
V_OUT2
R_SW1
R_SW2
I_{LIM VCC}
I_{LIM VSBY}
t_FBD
T_MAX
T_MIN
I_{R CC}
I_{R SBY}
I_{CC ON}
I_{SBY OFF}
I_{SBY ON}
I_{CC OFF}
I_{CC H Q}
I_{SBY L Q}
I_{CC L Q}
I_{SBY H Q}
V_IH-EN
V_IL-EN
I_OHZ-OC
V_OL-OC
Electrical Operating Characteristics (over operating conditions unless specified otherwise)
Parameter
Conditions
MIN TYP MAX
V_CC/V_SBY voltage under which
circuit locks out - will not operate
2.2 2.5
Output Voltage
I_LOAD = 1000mA, V_CC = 5.0V,
4.8
SEL = 5V, T = 25°C
V_CC Switch ON-Resistance
I_LOAD = 0 to 1200mA; V_CC = 5V
T=25°C
0.13 0.20
V_SBY Switch ON-Resistance
I_LOAD = 0 to 200mA; V_SBY = 5V
T = 25°C
0.7 1.4
V_CC over-current limit
V_SBY over-current limit
Time delay from overcurrent
V_CC = 5V SEL = high
V_SBY = 5V SEL = low
1200
200
10
20
detection to OC# output
indication (fault blanking delay)
Temperature at which hot switch
150
turns off during overcurrent
Temperature at which cool
125
switch turns on, after cooling
from T_MAX
Reverse leakage from outputs V_CC = 0V, V_OUT = 5V, SEL floating
1
to inputs – backdrive current
V_SBY= 0V, V_OUT = 5V, SEL floating
1
V_CC operating supply current
V_CC = 5V, V_SBY < V_CC , SEL = high,
95
V_SBY standby supply current
I_LOAD = 0mA
1
V_SBY operating supply current
V_SBY = 5V, V_SBY >V_CC , SEL = low,
95
V_CC standby supply current
I_LOAD = 0mA
1
V_CC higher, quiescent current
40
V_SBY lower, quiescent current
V_CC = 5V, V_SBY < V_CC, SEL floating
1
V_CC lower, quiescent current
1
V_SBY higher, quiescent current ^{VCC = 5V, VSBY >VCC, SEL floating}
40
EN# input Logic-1 threshold
EN# input Logic-0 threshold
OC# output OFF state leakage
OC# output Logic-0 threshold
V_CC = 5V
V_CC = 5V
V_CC = 5V, V_OUT = 5V
I_OC = 1mA to V_CC
2
0.8
1.0
0.4
UNIT
V
V
Ω
Ω
mA
mA
ms
°C
°C
µA
µA
µA
µA
µA
µA
µA
µA
µA
V
V
uA
V
Note: the internal supply current is taken from whichever input (VCC or VSBY) is higher.
© 2003 California Micro Devices Corp. All rights reserved
11/10/03 ^{430 N. McCarthy Blvd, Milpitas, California 95035 Tel: [phone] Fax: [phone]}
www.calmicro.com
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