LNK353/354
Conditions
Parameter
Symbol
SOURCE = 0 V; T
J
= -40 to 125 °C
See Figure 7
(Unless Otherwise Specified)
Min
Typ
Max
Units
CONTROL FUNCTIONS (cont)
BYPASS Pin
Supply Current
I
BPSC
See Note D
68
µA
CIRCUIT PROTECTION
di/dt = 90 mA/µs
T
J
= 25 °C
172
LNK353
215
233
LNK354
264
LNK353
LNK354
T
J
= 25 °C
See Note F
390
280
170
300
470
360
215
336
610
500
ns
ns
245
250
274
mA
268
185
198
Current Limit
I
LIMIT
(See
Note E)
di/dt = 400 mA/µs
T
J
= 25 °C
di/dt = 115 mA/µs
T
J
= 25 °C
di/dt = 500 mA/µs
T
J
= 25 °C
Minimum On Time
Leading Edge
Blanking Time
Thermal
Shutdown
Temperature
Thermal
Shutdown
Hysteresis
OUTPUT
ON-State
Resistance
OFF-State Drain
Leakage Current
Breakdown
Voltage
Rise Time
Fall Time
t
ON(MIN)
t
LEB
T
SD
135
142
150
°C
T
SHD
See Note G
75
°C
R
DS(ON)
LNK353
I
D
= 25 mA
LNK354
I
D
= 25 mA
T
J
= 100 °C
T
J
= 100 °C
T
J
= 25 °C
T
J
= 25 °C
34
54
24
38
40
63
28
45
50
µA
Ω
I
DSS
BV
DSS
t
R
t
F
V
BP
= 6.2 V, V
FB
≥2 V,
V
DS
= 560 V,
T
J
= 125 °C
V
BP
= 6.2 V, V
FB
≥2 V,
T
J
= 25 °C
Measured in a Typical Flyback
Converter Application
700
50
50
V
ns
ns
8
F
2/05
POWERINT [ POWER INTEGRATIONS, INC. ]
