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LNK501P Datasheet(PDF) 12 Page - Power Integrations, Inc.

Part # LNK501P
Description  Energy Efficient, CV/CC Switcher for Very Low Cost Chargers and Adapters
PDF  20 Pages
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Manufacturer  POWERINT [Power Integrations, Inc.]
Direct Link  http://www.powerint.com
Logo POWERINT - Power Integrations, Inc.

LNK501P Datasheet(HTML) 12 Page - Power Integrations, Inc.

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12
F
9/02
LNK501
Conditions
(Unless Otherwise Specified)
SOURCE = 0 V
; T
J = -40 °C to 125 °C
See Figure 12
Min
Typ
Max
Parameter
Symbol
Units
I
C(CH)
V
C(AR)
V
C(AR)hyst
DC
(AR)
f
(AR)
T
J = 25 °C
Short circuit applied at
power supply output
Short circuit applied at power supply
output, C1 = 0.22 µF (See Figure 12)
V
C = 0 V
V
C = 5.15 V
SHUTDOWN/AUTO-RESTART
-4.5
-3.25
-2
-2.3
-1.3
-0.3
0.95
1.06
1.14
0.7
0.9
1.1
5.6
0.9
8
300
mA
mA
V
V
%
Hz
CONTROL Pin
Charging Current
Control/Supply/
Discharge Current
Auto-restart
Threshold Voltage
Auto-restart
Hysteresis Voltage
Auto-restart
Duty Cycle
Auto-restart
Frequency
Output MOSFET Enabled
I
CD1
I
CD2
Output MOSFET Disabled
CIRCUIT PROTECTION
mA
A2Hz
mA
V
ns
ns
°C
°C
241
254
267
2547
2710
2873
158
1.5
2.75
4.0
200
300
100
125
135
70
T
J = 25 °C
I
C = IDCT
T
J = 25 °C
I
C = IDCT
T
J = 25 °C
di/dt = 90 mA/µs
See Note C
I
LIM
I f
I
LIM(AR)
V
C(RESET)
t
LEB
t
IL(D)
T
J = 25 °C
di/dt = 90 mA/µs
See Notes C, D
2
Self-protection
Current Limit
I
2 f Coefficient
Current Limit at
Auto-restart
Power Up Reset
Threshold Voltage
Leading Edge
Blanking Time
Current Limit
Delay
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
T
J = 25 °C
I
C = ICD1



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