LNK603-606/613-616
Conditions
(Unless OtherwiJse Specified)
SOURCE = 0 V; T = 0 to 100 °C
Parameter
Symbol
Min
Typ
Max
Units
Control Functions (cont.)
1.05
1.07
1.06
1.09
4
CBP = 1 mF
LNK615
See Figure 19
CBP = 10 mF
Cable Compensation
Factor
υFB
CBP = 1 mF
LNK616
See Figure 19
CBP = 10 mF
IFB = -500 mA
fOSC = 66 kHz
2
IFB = -1 mA
Switch ON-Time
tON
ms
VFB = VFBth
(Note 5)
1.33
1
IFB = -1.5 mA
IFB = -2 mA
Minimum Switch
ON-Time
tON(min)
(Note 5)
700
ns
FEEDBACK Pin
Sampling Delay
tFB
IS1
See Figure 19
2.35
2.55
280
2.75
330
ms
FB Voltage > VFBth
DRAIN Supply
Current
LNK6X3/4
440
480
520
-3.4
-4.8
-2.3
-3.2
520
560
600
-1.8
-2.5
-1.0
-1.4
FB Voltage = VFBth -0.1,
Switch ON-Time = tON
(MOSFET Switching at fOSC
mA
IS2
LNK6X5
LNK6X6
)
LNK6X3/4
LNK6X5/6
LNK6X3/4
LNK6X5/6
-5.0
-7.0
-4.0
-5.6
ICH1
VBP = 0 V
VBP = 4 V
BYPASS Pin
Charge Current
mA
ICH2
BYPASS Pin Voltage
VBP
VBPH
5.65
0.70
6.2
6.00
1.00
6.5
6.25
1.20
6.8
V
V
V
BYPASS Pin
Voltage Hysteresis
BYPASS Pin
Shunt Voltage
VSHUNT
Circuit Protection
LNK6X3
di/dt = 50 mA/ms , TJ = 25 °C
186
233
293
382
200
250
315
410
214
267
337
LNK6X4
di/dt = 60 mA/ms , TJ = 25 °C
Current Limit
ILIMIT
mA
LNK6X5
di/dt = 70 mA/ms , TJ = 25 °C
LNK6X6
di/dt = 100 mA/ms , TJ = 25 °C
438
TJ = 25 °C
See Figure 21, (See Note 6)
TJ = 25 °C
Normalized Output
Current
Leading Edge
Blanking Time
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
IO
0.975
170
1.000
215
142
60
1.025
tLEB
TSD
TSDH
ns
°C
°C
(See Note 5)
135
150
9
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Rev. F 01/10