LinkZero-LP Power Integrations, Inc., LinkZero-LP Datasheet - Page 8

• 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.

Rev. B 12/07/10
Control Functions (cont.)
Minimum Switch
ON-Time
DRAIN Supply Current
BYPASS Pin
Charge Current
BYPASS Pin Voltage
BYPASS Pin
Voltage Hysteresis
BYPASS Pin
Shunt Voltage
Circuit Protection
Current Limit
Power Coefficient
Leading Edge
Blanking Time
BYPASS Pin Shutdown
Threshold Current
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
Power Down (PD) Mode
Off-State Drain Leakage
in Power Down Mode
BYPASS Pin Overvoltage
Protection in Power
Down Mode
BYPASS Pin Power Up
Reset Threshold (in
Power Down Mode or at
Power Supply Start-up)
8
Parameter
LNK574
Symbol
BP
V
t
I
V
V
T
DSS(PD)
ON(MIN)
I
BP(PDP)
I
I
V
t
T
LIMIT
BP(PU)
I
I
I
CH1
CH2
BP(H)
SD(H)
I
LEB
SHUNT
S1
S2
SD
2
BP
SD
f
SOURCE = 0 V; T
(Unless Otherwise Specified)
(MOSFET not Switching)
FeedBack Voltage > V
(MOSFET Switching)
V
V
0.9 V ≤ V
BP
BP
di/dt = 40 mA/ms
di/dt = 40 mA/ms
V
See Figure 23
= 0 V, T
= 4 V, T
V
Conditions
I
T
See Note E
See Note B
See Note B
T
DRAIN
BP
T
T
T
BP
J
J
J
J
J
= 300 mA
≤ 100 °C
= 25 °C,
= BP
= 25 °C
= 25 °C
= 25 °C
= 325 V
FB
J
J
J
≤ 1.70 V
= -40 to 125 °C
SHUNT
= 25 °C
= 25 °C
FB
1665
5.60
7.25
Min
150
200
-5.5
-3.8
126
220
135
0.8
6.1
5.0
1.5
1850
5.85
-3.8
-2.5
Typ
700
200
250
136
265
142
1.0
6.5
6.5
6.5
8.5
70
3
2091
Max
6.10
10.9
260
310
-1.8
-1.0
146
150
1.2
6.9
8.0
9
4
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Units
A
mA
mA
mA
mA
mA
ns
ns
°C
°C
2
V
V
V
V
V
Hz