LNK403-409/413-419
Conditions
SOURCE = 0 V; TJ = -20 °C to 125 °C
(Unless Otherwise Specified)
Parameter
Auto-Restart
Symbol
Min
Typ
Max
Units
TJ = 25 °C
VBP = 5.9 V
Auto-Restart ON-Time
tAR
40
ms
%
Auto-Restart
Duty Cycle
DCAR
tON(SOA)
TJ = 25 °C
3.1
SOA Minimum Switch
ON-Time
TJ = 25 °C
See Note B
1.75
17.5
ms
FEEDBACK Pin
Current During
Auto-Restart
IFB(AR)
0 °C < TJ < 100 °C
mA
REFERENCE Pin
REFERENCE Pin
Voltage
VR
IR
1.215
48.45
1.245
49.70
1.275
50.95
V
RR = 24.9 kW
0 °C < TJ < 100 °C
REFERENCE Pin
Current
mA
Current Limit/Circuit Protection
di/dt = 174 mA/ms
di/dt = 174 mA/ms
di/dt = 225 mA/ms
di/dt = 320 mA/ms
di/dt = 350 mA/ms
di/dt = 426 mA/ms
di/dt = 133 mA/ms
di/dt = 195 mA/ms
di/dt = 192 mA/ms
di/dt = 240 mA/ms
di/dt = 335 mA/ms
di/dt = 380 mA/ms
di/dt = 466 mA/ms
LNK404, LNK414
LNK405, LNK415
LNK406, LNK416
LNK407, LNK417
LNK408, LNK418
LNK409, LNK419
LNK403, LNK413
LNK404, LNK414
LNK405, LNK415
LNK406, LNK416
LNK407, LNK417
LNK408, LNK418
LNK409, LNK419
1.02
1.24
1.50
1.77
2.39
3.26
0.75
0.81
1.00
1.19
1.18
1.44
1.74
2.06
2.77
3.79
0.85
0.94
1.16
1.38
1.66
2.01
2.73
Full Power
Current Limit
(CBP = 100 mF)
ILIMIT(F)
A
TJ = 25 °C
Reduced Power
Current Limit
(CBP = 10 mF)
ILIMIT(R)
A
TJ = 25 °C
1.42
1.73
2.35
Minimum ON-Time
Pulse
tLEB + tIL(D)
tLEB
TJ = 25 °C
300
150
500
700
500
ns
ns
ns
°C
°C
Leading Edge
Blanking Time
TJ = 25 °C
See Note B
TJ = 25 °C
See Note B
Current Limit Delay
tIL(D)
150
142
75
Thermal Shutdown
Temperature
135
150
Thermal Shutdown
Hysteresis
BYPASS Pin Power-Up
Reset Threshold
Voltage
VBP(RESET)
0 °C < TJ < 100 °C
2.25
3.5
4.25
V
15
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Rev. D 08/11