TOP257PN View Datasheet(PDF) - Power Integrations, Inc
Part Name
Description
Manufacturer
TOP257PN Datasheet PDF : 50 Pages
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TOP252-262
Parameter
Symbol
Circuit Protection (cont.)
Self Protection
Current Limit
ILIMIT
(See Note C)
Initial Current Limit
Power Coefficient
Leading Edge
Blanking Time
Current Limit Delay
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
Power-Up Reset
Threshold Voltage
Output
IINIT
PCOEFF
tLEB
tIL(D)
VC(RESET)
ON-State
Resistance
RDS(ON)
36
Rev. H 06/13
Conditions
SOURCE = 0 V; TJ = -40 to 125 °C
Min
(Unless Otherwise Specified)
TOP258YN/EN
TJ = 25 °C
TOP259LN
TJ = 25 °C
TOP259YN/EN
TJ = 25 °C
TOP260LN
TJ = 25 °C
TOP260YN/EN
TJ = 25 °C
TOP261LN
TJ = 25 °C
TOP261YN/EN
TJ = 25 °C
TOP262LN
TJ = 25 °C
TOP262EN
TJ = 25 °C
di/dt = 890 mA/ms
di/dt = 720 mA/ms
di/dt = 1065 mA/ms
di/dt = 870 mA/ms
di/dt = 1240 mA/ms
di/dt = 1065 mA/ms
di/dt = 1530 mA/ms
di/dt = 1065 mA/ms
di/dt = 1530 mA/ms
See Note B
TJ = 25 °C,
See Note D
IX or IM ≤ - 165 mA
IX or IM ≤ - 117 mA
TJ = 25 °C, See Figure 53
3.999
3.236
4.790
3.906
5.580
4.808
6.882
4.808
6.882
0.70 ×
ILIMIT(MIN)
0.9 × I2f
0.9 × I2f
135
Figure 54 (S1 Open Condition)
TOP252
ID = 50 mA
TOP253
ID = 100 mA
TOP254
ID = 150 mA
TOP255
ID = 200 mA
TOP256
ID = 300 mA
TOP257
ID = 400 mA
TOP258
ID = 500 mA
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
TJ = 25 °C
TJ = 100 °C
1.75
Typ
4.30
3.48
5.15
4.20
6.00
5.17
7.40
5.17
7.40
I2f
I2f
220
100
142
75
3.0
19.1
28.8
8.8
13.1
5.4
8.35
4.1
6.3
2.8
4.1
2.0
3.1
1.7
2.5
Max Units
4.601
3.724
5.511
4.494
6.420
5.532
7.918
5.532
7.918
1.2 × I2f
1.2 × I2f
150
A
A
A2kHz
ns
ns
°C
°C
4.25
V
22.00
33.40
10.10
15.20
6.25
9.70
4.70
W
7.30
3.20
4.75
2.30
3.60
1.95
2.90
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