IMP2525A
Absolute Maximum Ratings
Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . +6.0V
Fault Flag Voltage . . . . . . . . . . . . . . . . . . . . . . +6.0V
Fault Flag Current . . . . . . . . . . . . . . . . . . . . . . 50mA
Output Voltage . . . . . . . . . . . . . . . . . . . . . . . . . +6.0V
Output Current . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited
Enable Input . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 12V
Storage Temperature . . . . . . . . . . . . . . . . . . . . . –65°C to +150°C
Lead Temperature (Soldering, 5 sec.) . . . . . . . 260°C
Package Thermal Resistance
Note: All voltages are referenced to GND.
These are stress ratings only and functional operation is not
implied. Exposure to absolute maximum ratings for prolonged
time periods may affect device reliability.
SO (θJA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 120°C/W
DIP(θJA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 130°C/W
Electrical Characteristics
Unless otherwise noted, VIN = 5V and TA = 25°C.
Parameter
Symbol ConditionsMin
Typ
Max
Units
Supply Voltage Range
VIN
TA = –40°C to +85°C
2.7
5.5
85
5
V
Operating Temperature Range
TA
–40
°C
µA
Supply Current
Switch OFF
IIN OFF
Switch OFF, No load
0.75
110
VENOFF ≤ 0.8V, VENON ≥ 2.4V IMP2525A-1
VENON ≤ 0.8V, VENOFF ≥ 2.4V IMP2525A-2
Supply Current
Switch ON
IIN ON
Switch ON, No load
160
µA
VENOFF ≤ 0.8V, VENON ≥ 2.4V IMP2525A-1
VENON ≤ 0.8V, VENOFF ≥ 2.4V IMP2525A-2
Enable Input Threshold
VENH
VENL
IEN
LOW to HIGH (“0” to “1”) Enable Voltage, Note 1, 2
HIGH to LOW (“1” to “0”) Enable Voltage, Note 1, 2
VEN = 0V to 5.5V
2.1
1.9
0.01
1
2.4
1
V
0.8
Enable Input Current
–1
µA
pF
Ω
Enable Input Capacitance
Switch ON Resistance
CEN
RON
VIN = 5V, IOUT = 500mA
VIN = 3.3V, IOUT = 500mA
RL = 10Ω
0.05
0.07
0.25
1
0.07
0.09
Output Turn-On Delay
Output Turn-On Rise Time
Output Turn-Off Delay
Output Turn-Off Fall Time
Output Leakage Current
Short-circuit Current Limit
Overtemperature Shutdown
Threshold
TDON
TRON
TDOFF
TFOFF
IOFF
ms
ms
µs
µs
µA
A
RL = 10Ω
RL = 10Ω, Note 2
RL = 10Ω, Note 2
1
20
20
10
2.5
1
ISC
1.0
1.5
135
125
10
TJ increasing
°C
TJ decreasing
Error Flag Output Resistance
RFLAG
VIN = 5V, IL = 10mA
VIN = 3.3V, IL = 10mA
VFLAG = 5V
25
40
1
Ω
15
Error Flag Output Current
UVLO Threshold
IFLAG
0.01
2.5
2.3
µA
VUVLO
VIN Increasing
VIN Decreasing
V
Notes 1. Switch OFF is VEN ≤ 0.8V and Switch ON is VEN ≥ 2.4V for the IMP2525A-1. Switch OFF is VEN ≥ 2.4V and Switch ON is
EN ≤ 0.8V for the IMP2525A-2. The Enable input has approximately 200mV of hysteresis.
V
2. Over operating temperature range, –40°C ≤ TA ≤ 85°C.
© 2000 IMP, Inc.
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