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参数资料
| 型号： | LC5523FLF3052 |
| 元件分类： | 稳压器 |
| 英文描述： | POWER FACTOR CONTROLLER, 18 kHz SWITCHING FREQ-MAX, ZFM7 |
| 封装： | ROHS COMPLIANT, TO-220F, 7 PIN |
| 文件页数： | 11/14页 |
| 文件大小： | 468K |
| 代理商： | LC5523FLF3052 |
Single-Stage Power Factor Corrected
Off-Line Switching Regulator IC
LC5523F
6
10
1
0.1
0.01
0.001
Transient
Thermal
Resistance,
R
θch-c
(°C/W)
Transient Thermal Resistance Curve
Time (s)
10-6
10-5
10-4
10-3
10-2
10-1
Ambient Temperature, TA (°C)
30
25
20
15
10
5
0
With infinite heatsink
20.2
1.8
115
Without heatsink
025
50
75
125
100
150
MOSFET Temperature versus Power Dissipation Curve
Allowable
Power
Dissipation,
P
D1
(W)
Channel Temperature, Tch (°C)
100
80
60
40
20
0
25
50
75
125
100
150
EAS
Temperature
Derating
Coef
ficient
(%)
MOSFET Avalanche Energy Derating Coefficient Curve
Drain-to-Source Voltage, VDS (V)
10
1
0.1
0.01
10
100
1000
MOSFET Safe Operating Area Curve
Drain current limited
by on-resistance
1 ms
0.1 ms
Drain
Current,
I
D
(A)
To use this graph, apply the S.O.A
temperature derating coefficient
taken from the graph at the left
Channel Temperature, Tch (°C)
100
80
60
40
20
0
25
50
75
125
100
150
Safe
Operating
Area
Temperature
Derating
Coef
ficient
(%)
S. O. A. Temperature Derating Coefficient Curve
Characteristic Performance
Allegro MicroSystems, Inc.
115 Northeast Cutoff
Worcester, Massachusetts 01615-0036 U.S.A.
1.508.853.5000; www.allegromicro.com
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