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AP2172A Datasheet(PDF) 4 Page - Diodes Incorporated

Part # AP2172A
Description  1.0A DUAL CHANNEL CURRENT-LIMITED POWER SWITCH WITH OUTPUT DISCHARGE
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Manufacturer  DIODES [Diodes Incorporated]
Direct Link  http://www.diodes.com
Logo DIODES - Diodes Incorporated

AP2172A Datasheet(HTML) 4 Page - Diodes Incorporated

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AP2162A/AP2172A
1.0A DUAL CHANNEL CURRENT-LIMITED POWER
SWITCH WITH OUTPUT DISCHARGE
AP2162A/2172A
Document number: DS32192 Rev. 2 - 2
4 of 17
www.diodes.com
October 2010
© Diodes Incorporated
Electrical Characteristics (TA = 25
oC, VIN = +5.0V, unless otherwise stated)
Symbol
Parameter
Test Conditions (Note 3)
Min
Typ.
Max
Unit
VUVLO
Input UVLO
1.6
2.0
2.4
V
ISHDN
Input Shutdown Current
Disabled, IOUT= 0
0.1
1
μA
IQ
Input Quiescent Current, Dual
Enabled, IOUT= 0
115
180
μA
ILEAK
Input Leakage Current
Disabled, OUT grounded
1
μA
IREV
Reverse Leakage Current
Disabled, VIN = 0V, VOUT = 5V, IREV at VIN
0.01
0.1
μA
RDS(ON)
Switch on-resistance
VIN = 5V, IOUT = 1A,
TA = 25
oC
SO-8
90
110
m
MSOP-8-EP,
DFN3030E-8
85
105
VIN = 5V, IOUT = 1A, -40
oC≤ T
A ≤ 85
oC
135
VIN = 3.3V, IOUT = 1A,
TA = 25
oC
SO-8
110
130
MSOP-8-EP,
DFN3030E-8
105
125
VIN = 3.3V, IOUT = 1A, -40
oC≤ T
A ≤ 85
oC
170
ILIMIT
Over-Load Current Limit
VIN = 5V, VOUT = 4V,
CL=10μF
-40
oC≤ T
A ≤ 85
oC
1.1
1.4
1.7
A
ILIMIT_G
Ganged Over-Load Current Limit
VIN = 5V, VOUT = 4.8V,
OUT1 & OUT2 tied
together, CL=10μF
-40
oC≤ T
A ≤ 85
oC
2.2
2.8
3.4
A
ITrig
Current limiting trigger threshold
Output Current Slew rate (<100A/s), CL=10μF
1.8
A
ITrig_G
Ganged current limiting trigger
threshold
OUT1 & OUT2 tied together, Output Current Slew
rate (<100A/s), CL=10μF
3.6
A
IOS
Short-circuit current per channel
OUTx connected to ground, device enabled into
short circuit, CL=10μF
1.4
A
IOS_G
Ganged short-circuit current
OUT1 & OUT2 connected to ground, device
enabled into short-circuit, CL=10μF
2.2
2.8
3.4
A
TSHORT
Short-circuit response time
VOUT = 0V to IOUT = ILIMIT (output shorted to
ground)
2
μs
VIL
EN Input Logic Low Voltage
VIN = 2.7V to 5.5V
0.8
V
VIH
EN Input Logic High Voltage
VIN = 2.7V to 5.5V
2
V
ISINK
EN Input leakage
VEN = 0V to 5.5V
1
μA
ILEAK-O
Output leakage current
Disabled, VOUT = 0V
0.5
1
μA
TR
Output turn-on rise time
CL = 1μF, Rload = 5Ω
0.6
1.5
ms
TF
Output turn-off fall time
CL = 1μF, Rload = 5Ω
0.05
0.3
ms
TD(ON)
Output turn-on delay time
CL = 100μF, Rload = 5Ω
0.2
0.5
ms
TD(OFF)
Output turn-off delay time
CL = 100μF, Rload = 5Ω
0.1
0.3
ms
RFLG
FLG output FET on-resistance
IFLG = 10mA
20
40
IFOH
FLG off current
VFLG = 5V
0.01
1
μA
TBlank
FLG blanking time
CL=10μF
4
7
15
ms
RDIS
Discharge resistance (Note 4)
VIN = 5V, disabled, IOUT =1mA
100
TSHDN
Thermal shutdown threshold
Enabled, Rload=1kΩ
140
°C
THYS
Thermal shutdown hysteresis
25
°C
θJA
Thermal Resistance Junction-to-
Ambient
SO-8 (Note 5)
115
oC/W
MSOP-8-EP (Note 6)
75
DFN3030E-8 (Note 6)
60
Notes:
3. Pulse-testing techniques maintain junction temperature close to ambient temperature; thermal effects must be taken into account
separately.
4. The discharge function is active when the device is disabled (when enable is de-asserted or during power-up power-down when
VIN < V UVLO). The discharge function offers a resistive discharge path for the external storage capacitor for limited time.
5. Test condition for SO-8: Device mounted on FR-4 substrate PCB with minimum recommended pad layout.
6. Test condition for MSOP-8-EP and DFN3030E-8: Device mounted on 2” x 2” FR-4 substrate PCB,2oz copper, with minimum
recommended pad on top layer and thermal vias to bottom layer ground plane.


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