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TOP250 数据表(PDF) 37 Page - Power Integrations, Inc.

部件名 TOP250
功能描述  Extended Power, Design Flexible, EcoSmart, Integrated Off-Line Switcher
PDF  54 Pages
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制造商  POWERINT [Power Integrations, Inc.]
网页  http://www.powerint.com
标志 POWERINT - Power Integrations, Inc.

TOP250 数据表(HTML) 37 Page - Power Integrations, Inc.

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Rev. R 10/20
37
TOP242-250
www.power.com
Parameter
Symbol
Conditions
SOURCE = 0 V; T
J = -40 to 125 °C
See Figure 53
(Unless Otherwise Specified)
Min
Typ
Max
Units
CIRCUIT PROTECTION (cont.)
Self Protection
Current Limit
(See Note C)
I
LIMIT
TOP248 Y/R/F
T
J = 25 °C
Internal
di/dt = 900 mA/µs
4.185
4.50
4.815
A
TOP249 Y/R/F
T
J = 25 °C
Internal
di/dt = 1080 mA/µs
5.022
5.40
5.778
TOP250 Y/R/F
T
J = 25 °C
Internal
di/dt = 1260 mA/µs
5.859
6.30
6.741
Initial Current
Limit
I
INIT
See Note B
≤85 VAC
(Rectified Line Input)
0.75 x
I
LIMIT(MIN)
A
265 VAC
(Rectified Line Input)
0.6 x
I
LIMIT(MIN)
Leading Edge
Blanking Time
t
LEB
See Figure 52
T
J = 25 °C, IC = 4 mA
220
ns
Current Limit
Delay
t
IL(D)
I
C = 4 mA
100
ns
Thermal
Shutdown
Temperature
130
140
150
°C
Thermal Shut-
down Hysteresis
Ω
75
°C
Power-Up Reset
Threshold Voltage
V
C(RESET)
Figure 53, S1 Open
1.75
3.0
4.25
V
OUTPUT
ON-State
Resistance
R
DS(ON)
TOP242
I
D = 50 mA
T
J = 25 °C
15.6
18.0
Ω
T
J = 100 °C
25.7
30.0
TOP243
I
D = 100 mA
T
J = 25 °C
7.80
9.00
T
J = 100 °C
12.9
15.0
TOP244
I
D = 150 mA
T
J = 25 °C
5.20
6.00
T
J = 100 °C
8.60
10.0
TOP245
I
D = 200 mA
T
J = 25 °C
3.90
4.50
T
J = 100 °C
6.45
7.50
TOP246
I
D = 300 mA
T
J = 25 °C
2.60
3.00
T
J = 100 °C
4.30
5.00
TOP247
I
D = 400 mA
T
J = 25 °C
1.95
2.25
T
J = 100 °C
3.22
3.75
TOP248
I
D = 500 mA
T
J = 25 °C
1.56
1.80
T
J = 100 °C
2.58
3.00



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