LinkZero-LP Power Integrations, Inc., LinkZero-LP Datasheet - Page 7

• Manufacturer Part Number: LinkZero-LP
• Description: LinkZero-LP, an upgrade to PI's popular LinkSwitch-LP, incorporates new technology which enables the device to automatically enter into and wake up from no-load mode while disipating less than 5 mW - substantially less than the IEC definition of zero
• Manufacturer: Power Integrations, Inc.

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Absolute Maximum Ratings
DRAIN Voltage .................................. ......... ..............-0.3 V to 700 V
Peak DRAIN Current LNK574 ..............................200 (375) mA
Peak Negative Pulsed Drain Current ................... ......... -100 mA
Feedback Voltage ................................................. ....... -0.3 V to 9 V
Feedback Current ................................................. .............. 100 mA
BYPASS Pin Voltage ...................................... ............. -0.3 V to 9 V
BYPASS Pin Voltage in Power Down Mode ........ -0.3 V to 11 V
Storage Temperature ...................................... ..... -65 °C to 150 °C
Operating Junction Temperature................. .... -40 °C to 150 °C
Lead Temperature ....................................................... ........ 260 °C
Thermal Resistance
Thermal Resistance: D Package:
Control Functions
Output Frequency
Frequency Jitter
Ratio of Output
Frequency at
Auto-Restart to f
Maximum Duty Cycle
FEEDBACK Pin
Voltage at No Skipped
Cycles
FEEDBACK Pin
Voltage at 99.4%
Skipped Cycles
FEEDBACK Pin
Voltage at Auto-
Restart
Parameter
(q
(q
JA
JC
OSC
) ..................................100 °C/W
) .................................................. .......30 °C/W
Symbol
DC
f
V
V
(1,6)
OSC(AR)
f
f
V
FB(NL)
FB(AR)
OSC
OSC
FB
MAX
SOURCE = 0 V; T
Average Frequency, T
Peak-Peak Jitter Compared to
(Unless Otherwise Specified)
V
(2)
FB
; 80 °C/W
= 1.70 V, See Note C
Conditions
See Note B
V
T
T
FB
J
J
= 25 °C
= 25 °C
= V
(3)
(1)
(2)
(3)
(7)
(4)
(5)
J
FB(AR)
= -40 to 125 °C
Notes:
1. All voltages referenced to SOURCE, T
2. Higher peak DRAIN current allowed while DRAIN source
3. Duration not to exceed 2 ms.
4. Normally limited by internal circuitry.
5. 1/16 in. from case for 5 seconds.
6. Maximum ratings specified may be applied, one at a time
7. Maximum current into pin is 300 mA.
Notes:
1. Measured on the SOURCE pin close to plastic interface.
2. Soldered to 0.36 sq. in. (232 mm
3. Soldered to 1 sq. in. (645 mm
J
without causing permanent damage to the product.
periods of time may affect product reliability.
voltage does not exceed 400 V.
Exposure to Absolute Maximum ratings for extended
= 25 °C
1.63
Min
0.8
93
60
2
), 2 oz. copper clad.
2
1.70
1.37
Typ
100
), 2 oz. copper clad.
0.9
±3
43
63
LNK574
A
= 25 °C.
Max
1.77
1.05
107
Rev. B 12/07/10
Units
kHz
%
%
%
V
V
V
7