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A8294 Datasheet(PDF) 2 Page - Allegro MicroSystems

Part # A8294
Description  Single LNB Supply and Control Voltage Regulator
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Manufacturer  ALLEGRO [Allegro MicroSystems]
Direct Link  http://www.allegromicro.com
Logo ALLEGRO - Allegro MicroSystems

A8294 Datasheet(HTML) 2 Page - Allegro MicroSystems

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Single LNB Supply and Control Voltage Regulator
A8294
2
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
Selection Guide
Part Number
Packinga
Description
A8294SESTR-Tb
7 in. reel, 1500 pieces/reel
12 mm carrier tape
ES package, MLP/QFN surface mount
4 mm × 4 mm × 0.75 mm nominal height
aContact Allegro for additional packing options.
bLeadframe plating 100% matte tin.
The device uses a 2-wire bidirectional serial interface, compatible
with the I2C™ standard, that operates up to 400 kHz.
The A8294 is supplied in a lead (Pb) free MLP/QFN package,
ES, 20-contact, 4 mm × 4 mm, 0.75 nominal overall height.
Description (continued)
Thermal Characteristics may require derating at maximum conditions, see application information
Characteristic
Symbol
Test Conditions*
Value
Unit
Package Thermal Resistance
RθJA
On 4-layer PCB based on JEDEC standard
37
ºC/W
*Additional thermal information available on the Allegro website
Absolute Maximum Ratings
Characteristic
Symbol
Conditions
Rating
Units
Load Supply Voltage, VIN pin
VIN
30
V
Output Current1
IOUT
Internally
Limited
A
Output Voltage, BOOST pin
–0.3 to 33
V
Output Voltage, LNB pin
Surge2
–1 to 33
V
Output Voltage, LX pin
–0.3 to 30
V
Output Voltage, VCP pin
VCP
–0.3 to 41
V
Logic Input Voltage, EXTM pin
–0.3 to 5
V
Logic Input Voltage, other pins
–0.3 to 7
V
Logic Output Voltage
–0.3 to 7
V
Operating Ambient Temperature
TA
–20 to 85
°C
Junction Temperature
TJ(max)
150
°C
Storage Temperature
Tstg
–55 to 150
°C
1Output current rating may be limited by duty cycle, ambient temperature, and heat sinking. Under any set of conditions, do not exceed the speci-
fied current ratings, or a junction temperature, TJ, of 150°C.
2Use Allegro recommended Application circuit.


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