ATS612LSB Allegro Microsystems Inc, ATS612LSB Datasheet - Page 3

• Manufacturer Part Number: ATS612LSB
• Description: IC SENSOR GEAR TOOTH 4LEAD
• Manufacturer: Allegro Microsystems Inc
• Type: Special Purposer

Specifications of ATS612LSB

• Sensing Range: *
• Voltage - Supply: 3.6 V ~ 24 V
• Current - Supply: 15mA
• Current - Output (max): 55mA
• Output Type: Digital, Open Collector
• Features: Gear Tooth Type
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 4-SIP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

2
FEATURES AND BENEFITS
■ Fully Optimized Differential Digital Gear-Tooth Sensor IC
■ Single-Chip Sensing IC for High Reliability
■ Digital Output Representing Target Profile
■ Extremely Low Timing Accuracy Drift with Temperature
■ Large Operating Air Gaps
■ Small Mechanical Size
■ Optimized Magnetic Circuit
■ Patented Peak-Detecting Filter:
■ Under-Voltage Lockout
■ Wide Operating Voltage Range
■ Defined Power-On State
ATS612LSB
DYNAMIC, SELF-CALIBRATING, PEAK-DETECTING,
DIFFERENTIAL HALL-EFFECT GEAR-TOOTH SENSOR IC
80 µs Typical Power-On Time
<10 RPM Operation (single-tooth target)
Correct First-Edge Detection
Uses Small Value Ceramic Capacitors
MAGNET
Dwg. FH-014-1
REG
1
SUPPLY
X
X
E1
E2
+
–
UVLO
FUNCTIONAL BLOCK DIAGRAM
GAIN
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
Copyright © 2001, 2002 Allegro MicroSystems, Inc.
POWER-ON
CAPACITOR
TRACK &
LOGIC
HOLD
1000
200
800
600
400
3
0
20
+
–
40
60
AMBIENT TEMPERATURE IN ° ° ° ° C
CURRENT
LIMIT
80
R
θJA
= 150°C/W
100
120
GROUND
OUTPUT
2
4
140
160
Dwg. GH-065-7
180