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A2535EM

Description
USB POWER CONTROL SWITCHES
CategoryPower/power management    The power supply circuit   
File Size202KB,12 Pages
ManufacturerAllegro
Websitehttp://www.allegromicro.com/
Download Datasheet Parametric Compare View All

A2535EM Overview

USB POWER CONTROL SWITCHES

A2535EM Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
MakerAllegro
Parts packaging codeDIP
package instructionDIP-8
Contacts8
Reach Compliance Codecompli
ECCN codeEAR99
Adjustable thresholdNO
Analog Integrated Circuits - Other TypesPOWER SUPPLY SUPPORT CIRCUIT
JESD-30 codeR-PDIP-T8
JESD-609 codee0
length9.59 mm
Number of channels1
Number of functions1
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Package body materialPLASTIC/EPOXY
encapsulated codeDIP
Package shapeRECTANGULAR
Package formIN-LINE
Certification statusNot Qualified
Maximum seat height5.33 mm
Maximum supply voltage (Vsup)5.8 V
Minimum supply voltage (Vsup)2.7 V
Nominal supply voltage (Vsup)5 V
surface mountNO
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formTHROUGH-HOLE
Terminal pitch2.54 mm
Terminal locationDUAL
width7.62 mm
2525
AND
2535
A2525EM
GATE
CONTROL
USB POWER CONTROL SWITCHES
The A2525EL/M and A2535EL/M are integrated high-side power
switches, optimized for self-powered and bus-powered Universal Serial
Bus (USB) applications. Few external components are necessary to
satisfy USB requirements. The A2525EL/EM ENABLE inputs are
active high; the A2535EL/EM are active low.
All devices are ideally suited for USB applications. Each switch
channel supplies up to 500 mA as required by USB peripheral devices.
In addition, the switch’s low on-resistance permits achieving the USB
voltage-drop requirements. Fault current is limited to typically
750 mA, satisfying the UL 25 VA safety requirements, and a flag
output is available to indicate a fault condition to the local USB
controller. Momentary voltage drops that may occur on the upstream
port when the switch is enabled in bus-powered applications is elimi-
nated by a “soft start” feature.
Additional features include thermal shutdown to prevent catastrophic
switch failure from high-current loads, undervoltage lockout to ensure
that the device remains OFF unless there is a valid input voltage
present, and 3.3 V and 5 V logic-compatible enable inputs.
These switches are provided in 8-pin mini-DIP (suffix ‘M’) and
8-lead SOIC (suffix ‘L’) packages.
Data Sheet
27447.1*
EN
FLG
GND
NC
1
2
3
4
8
7
OUT
IN
NC
NC
NC
NC
NC
6
5
Dwg. PP-070A
Note that the A2525EM (DIP) and the
A2525EL (SOIC) are electrically identical and
share a common terminal number assignment.
ABSOLUTE MAXIMUM RATINGS
Supply Voltage, V
IN
.....................
6.0 V
Output Voltage, V
OUT
..................
6.0 V
Output Current,
I
OUT
.................
Internally Limited
ENABLE Voltage Range,
V
EN
.........................
–0.3 V to 10 V
Fault Flag Voltage, V
FLG
..............
8.0 V
Fault Flag Current, I
FLG
.............
50 mA
Package Power Dissipation,
P
D
.................................
See Graph
Operating Temperature Range,
T
A
..........................
-40
°
C to +85
°
C
Junction Temperature, T
J
.......
+150
°
C*
Storage Temperature Range,
T
S
...........................
-65
°
C to 150
°
C
* Fault conditions that produce excessive
junction temperature will activate device
thermal shutdown circuitry. These conditions
can be tolerated but should be avoided.
T
C
A
T
N
O
C
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
I
Y
R
O
T
C
A
F
Features
2.7 V to 5.8 V Input
Up to 500 mA Continuous Load Current per Port
140 mΩ Maximum ON-Resistance
1.25 A Maximum Short-Circuit Current Limit
Individual Open-Drain Fault Flag Outputs
100
µA
Typical ON-State Supply Current
<1
µA
Typical OFF-State Supply Current
Outputs Can be Forced Higher Than Input (off-state)
Thermal Shutdown
2.2 V Typical Undervoltage Lockout
0.6 ms Turn On (soft-start) and Fast Turn Off
A2525 (active-high) Improved Replacement for MIC2525-1
A2535 (active-low) Improved Replacement for MIC2525-2
USB Hosts and Self-Powered Hubs
USB Bus-Powered Hubs
Hot Plug-In Power Supplies
Battery-Charger Circuits
Applications

A2535EM Related Products

A2535EM 2525 A2525EM A2525EL A2535EL
Description USB POWER CONTROL SWITCHES USB POWER CONTROL SWITCHES USB POWER CONTROL SWITCHES USB POWER CONTROL SWITCHES USB POWER CONTROL SWITCHES
Maker Allegro - Allegro Allegro Allegro
Parts packaging code DIP - DIP SOIC SOIC
package instruction DIP-8 - DIP-8 SOP, SOP,
Contacts 8 - 8 8 8
Reach Compliance Code compli - compli unknow unknow
ECCN code EAR99 - EAR99 EAR99 EAR99
Adjustable threshold NO - NO NO NO
Analog Integrated Circuits - Other Types POWER SUPPLY SUPPORT CIRCUIT - POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT
JESD-30 code R-PDIP-T8 - R-PDIP-T8 R-PDSO-G8 R-PDSO-G8
length 9.59 mm - 9.59 mm 4.9 mm 4.9 mm
Number of channels 1 - 1 1 1
Number of functions 1 - 1 1 1
Number of terminals 8 - 8 8 8
Maximum operating temperature 85 °C - 85 °C 85 °C 85 °C
Minimum operating temperature -40 °C - -40 °C -40 °C -40 °C
Package body material PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code DIP - DIP SOP SOP
Package shape RECTANGULAR - RECTANGULAR RECTANGULAR RECTANGULAR
Package form IN-LINE - IN-LINE SMALL OUTLINE SMALL OUTLINE
Certification status Not Qualified - Not Qualified Not Qualified Not Qualified
Maximum seat height 5.33 mm - 5.33 mm 1.75 mm 1.75 mm
Maximum supply voltage (Vsup) 5.8 V - 5.8 V 5.8 V 5.8 V
Minimum supply voltage (Vsup) 2.7 V - 2.7 V 2.7 V 2.7 V
Nominal supply voltage (Vsup) 5 V - 5 V 5 V 5 V
surface mount NO - NO YES YES
Temperature level INDUSTRIAL - INDUSTRIAL INDUSTRIAL INDUSTRIAL
Terminal form THROUGH-HOLE - THROUGH-HOLE GULL WING GULL WING
Terminal pitch 2.54 mm - 2.54 mm 1.27 mm 1.27 mm
Terminal location DUAL - DUAL DUAL DUAL
width 7.62 mm - 7.62 mm 3.9 mm 3.9 mm
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