top221 Power Integrations, Inc., top221 Datasheet - Page 11

• Manufacturer Part Number: top221
• Description: Three-terminal Off-line Pwm Switch
• Manufacturer: Power Integrations, Inc.

Auto-restart
Threshold Voltage
UV Lockout
Threshold Voltage
Auto-restart
Hysteresis Voltage
Auto-restart
Duty Cycle
Auto-restart
Frequency
Self-protection
Current Limit
Initial Current
Limit
Leading Edge
Blanking Time
SHUTDOWN/AUTO-RESTART (cont.)
CIRCUIT PROTECTION
Parameter
Symbol
V
I
I
t
LIMIT
C(AR)
INIT
LEB
di/dt = 160 mA/ s,
di/dt = 240 mA/ s,
di/dt = 320 mA/ s,
di/dt = 400 mA/ s,
di/dt = 480 mA/ s,
See Figure 12
SOURCE = 0 V
di/dt = 40 mA/ s,
di/dt = 80 mA/ s,
T
(Unless Otherwise Specified)
J
T
T
T
T
T
T
T
S1 open
= 25 C
J
J
J
J
J
J
J
= 25 C
= 25 C
= 25 C
= 25 C
= 25 C
= 25 C
= 25 C
Conditions
See Figure 14
T
I
C
S1 open
S1 open
S1 open
S1 open
J
= 4 mA,
;
= 25 C
(Rectified Line Input)
(Rectified Line Input)
T
J
= -40 to 125 C
TOP221P or G
TOP222P or G
TOP223P or G
TOP224P or G
TOP221-222
TOP223-227
265 VAC
TOP225Y
TOP226Y
TOP227Y
TOP221Y
TOP222Y
TOP223Y
TOP224Y
85 VAC
I
0.75 x
I
LIMIT(MIN)
LIMIT(MIN)
0.6 x
Min
0.23
0.45
0.90
1.35
1.80
2.25
2.70
4.4
0.6
2
2
Typ
0.25
0.50
1.00
1.50
2.00
2.50
3.00
180
5.7
4.7
1.0
1.2
5
5
Max
TOP221-227
0.28
0.55
1.10
1.65
2.20
2.75
3.30
5.0
9
8
Units
7/01
Hz
ns
D
%
V
V
V
A
A
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