LNK306DN Power Integrations, LNK306DN Datasheet - Page 12

IC OFFLINE SWIT OCP 8SOIC

LNK306DN

Manufacturer Part Number
LNK306DN
Description
IC OFFLINE SWIT OCP 8SOIC
Manufacturer
Power Integrations
Series
LinkSwitch®-TNr
Type
Off Line Switcherr
Datasheet

Specifications of LNK306DN

Output Isolation
Non-Isolated
Frequency Range
62 ~ 70kHz
Voltage - Output
700V
Power (watts)
12mW
Operating Temperature
-40°C ~ 150°C
Package / Case
8-SOIC (0.154", 3.90mm Width) 7 leads
Output Voltage
12 VDC
Input / Supply Voltage (max)
265 VAC
Input / Supply Voltage (min)
85 VAC
Duty Cycle (max)
72 %
Switching Frequency
66 kHz
Supply Current
250 uA
Operating Temperature Range
- 40 C to + 150 C
Mounting Style
SMD/SMT
For Use With
596-1127 - KIT REF DESIGN LED LINKSWITCH TN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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0
Rev. I 11/08
NOTES:
A. Total current consumption is the sum of I
B Since the output MOSFET is switching, it is diffi cult to isolate the switching current from the supply current at the
C. See Typical Performance Characteristics section Figure 14 for BYPASS pin start-up charging waveform.
D. This current is only intended to supply an optional optocoupler connected between the BYPASS and FEEDBACK
E. For current limit at other di/dt values, refer to Figure 13.
F. This parameter is guaranteed by design.
G. This parameter is derived from characterization.
H. Auto-restart on time has the same temperature characteristics as the oscillator (inversely proportional to
Figure 7. LinkSwitch-TN General Test Circuit.
Figure 8. LinkSwitch-TN Duty Cycle Measurement.
2-12
12
switching) and the sum of I
DRAIN. An alternative is to measure the BYPASS pin current at 6 V.
frequency).
pins and not any other external circuitry.
LNK302/304-306
50 V
S2
S1
and I
DSS
when FEEDBACK pin is shorted to SOURCE (MOSFET switching).
470 Ω
5 W
S1
and I
DSS
when FEEDBACK pin voltage is ≥2 V (MOSFET not
S
S
D
FB
BP
S
S
Figure 9. LinkSwitch-TN Output Enable Timing.
(internal signal)
DC
V
DRAIN
t
P
MAX
=
FB
f
OSC
1
470 kΩ
0.1 μF
t P
t EN
S2
50 V
PI-3707-112503
PI-3490-060204

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