A1425 Allegro MicroSystems, A1425 Datasheet - Page 8

• Manufacturer Part Number: A1425
• Description: High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal
• Manufacturer: Allegro MicroSystems

A1425-DS Rev. 0b
Preliminary - Subject to Change
Without Notice November 10, 2004
High Accuracy Analog Speed Sensor with Integrated Filter Capacitor and Dual Zero-Crossing Output Signal
–1000
–2000
–3000
–4000
–5000
–6000
1000
–10
–15
–20
20
15
10
–5
5
0
0
0.1
0
Typical Output Signal Delay by Frequency of Sensed Transitions, 0 to 100 Hz
Typical Output Signal Delay by Frequency of Sensed Transitions, >100 Hz
Over the Range of Applied Magnetic Fields, B
Over the Range of Applied Magnetic Fields, B
Simulation Results, continued
Frequency, f
A1425
1
Frequency, f
Bdiff
(kHz)
Bdiff
(Hz)
diff
diff
(G
(G
P-P
10
P-P
)
)
Allegro MicroSystems, Inc.
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036 [phone]
www.allegromicro.com
100
13
8