TOP221-227
Conditions
(Unless Otherwise Specified)
See Figure 14
Parameter
Symbol
Min
Typ Max
Units
SOURCE = 0 V; Tj = -40 to 125°C
SHUTDOWN/AUTO-RESTART (cont.)
Auto-restart
VC(AR)
S1 open
S1 open
S1 open
5.7
4.7
1.0
V
V
Threshold Voltage
UV Lockout
Threshold Voltage
4.4
0.6
5.0
Auto-restart
Hysteresis Voltage
V
TOP221-222
TOP223-227
2
2
5
5
9
8
Auto-restart
S1 open
%
Hz
Duty Cycle
Auto-restart
Frequency
1.2
S1 open
CIRCUIT PROTECTION
di/dt = 40 mA/µs,
TOP221Y
TOP221P
TOP222Y
0.23
0.45
0.90
0.25
0.50
1.00
0.28
0.55
1.10
Tj = 25°C
di/dt = 80 mA/µs,
Tj = 25°C
di/dt = 160 mA/µs,
Tj = 25°C
TOP222P
TOP223Y
TOP223P
TOP224Y
TOP224P
TOP225Y
Self-protection
Current Limit
di/dt = 240 mA/µs,
Tj = 25°C
ILIMIT
A
1.35
1.80
1.50
2.00
1.65
2.20
di/dt = 320 mA/µs,
Tj = 25°C
di/dt = 400 mA/µs,
Tj = 25°C
TOP226Y
TOP227Y
2.25
2.70
2.50
3.00
2.75
3.30
di/dt = 480 mA/µs,
Tj = 25°C
0.75 x
ILIMIT(MIN)
≤ 85 VAC
(Rectified Line Input)
Initial Current
Limit
IINIT
See Figure 12
Tj = 25˚C
A
0.6 x
265 VAC
ILIMIT(MIN)
(Rectified Line Input)
IC = 4 mA,
Tj = 25˚C
Leading Edge
Blanking Time
tLEB
ns
180
C
11
12/97
POWERINT [ Power Integrations ]
