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A1667 Datasheet(PDF) 6 Page - Allegro MicroSystems

Part No. A1667
Description  True Zero-Speed, High Accuracy, Ring Magnet Sensor IC
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Maker  ALLEGRO [Allegro MicroSystems]
Homepage  http://www.allegromicro.com
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 6 page
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True Zero-Speed, High Accuracy, Ring Magnet Sensor IC
A1667
6
Allegro MicroSystems, LLC
955 Perimeter Road
Manchester, NH 03103-3353 U.S.A.
www.allegromicro.com
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Temperature (°C)
Power Dissipation versus Ambient Temperature
Package L, 1-layer PCB
(RθJA = 140°C/W)
Package K, 1-layer PCB
(RθJA = 177°C/W)
Package L, 4-layer PCB
(RθJA = 80°C/W)
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Temperature (ºC)
Power Derating Curve
(RθJA = 140ºC/W)
Package L, 1-layer PCB
(RθJA = 177ºC/W)
Package K, 1-layer PCB
(RθJA = 80ºC/W)
Package L, 4-layer PCB
VCC(min)
VCC(max)
THERMAL CHARACTERISTICS: May require derating at maximum conditions; see application information
Characteristic
Symbol
Test Conditions*
Value
Units
Package Thermal Resistance
RθJA
Package K, 1-layer PCB with copper limited to solder pads
177
°C/W
Package L, 1-layer PCB with copper limited to solder pads
140
°C/W
Package L, 4-layer PCB based on JEDEC standard
80
°C/W
*Additional thermal data available on the Allegro Website.




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