A4406 查看數據表（PDF） - Allegro MicroSystems
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产品描述 (功能)
生产厂家
A4406
Allegro MicroSystems
A4406 Datasheet PDF : 27 Pages
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A4406
Constant On-Time Buck Regulator
With One External and One Internal Linear Regulator
ENBAT Start / Stop Thresholds versus Temperature
4.0
3.8
3.6
3.4
Start
3.2
3.0
2.8
Stop
2.6
2.4
2.2
2.0
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
CPOR Charging Current versus Temperature
16
15
14
13
12
11
10
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
VREG Valley Current Limit versus Temperature
300
250
200
150
100
50
0
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
ENB Start / Stop Thresholds versus Temperature
2.0
1.8
1.6
1.4
1.2
Start
1.0
Stop
0.8
0.6
0.4
0.2
0.0
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
ENBATS (Low) Voltage versus Temperature
400
350
300
IENBATS = 4 mA
250
200
150
100
50
0
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
V33 Overcurrent Threshold versus Temperature
210
205
200
195
190
185
-40 -20 0 20 40 60 80 100 120 140
Temperature (°C)
Allegro MicroSystems, Inc.
10
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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