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2
A1201-DS, Rev. 2
Worcester, Massachusetts 01615-0036 (508) 853-5000
www.allegromicro.com
115 Northeast Cutoff, Box 15036
Allegro MicroSystems, Inc.
Continuous-Time Bipolar Switch Family
A1201, A1202, A1203, and A1204
Functional Block Diagram
Amp
Regulator
GND
VCC
VOUT
Offset
Gain
Trim
Control
To all subcircuits
Terminal List
Name
Description
Number
Package LH Package UA
1
2
3
VCC
VOUT
GND
Connects power supply to chip
Output from circuit
Ground
1
3
2
Part Number
Packing*
Mounting
Ambient, T
A
B
RP
(Min)
B
OP
(Max)
A1201ELHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 85oC
–50
50
A1201EUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1201LLHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 150oC
A1201LUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1202ELHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 85oC
–75
75
A1202EUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1202LLHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 150oC
A1202LUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1203ELHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 85oC
–95
95
A1203EUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1203LLHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 150oC
A1203LUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1204ELHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 85oC
–150
150
A1204EUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
A1204LLHLT-T
7-in. reel, 3000 pieces/reel
3-pin SOT23W surface mount
–40oC to 150oC
A1204LUA-T
Bulk, 500 pieces/bag
3-pin SIP through hole
*Contact Allegro for additional packing options.
Product Selection Guide