TOP221-227
Conditions
Parameter
Symbol
(Unless Otherwise Specified)
See Figure 14
SOURCE = 0 V
;
T
j
= -40 to 125
°C
Min
Typ
Max
Units
CIRCUIT PROTECTION (cont.)
Current Limit
Delay
Thermal Shutdown
Temperature
Power-up Reset
Threshold Voltage
OUTPUT
TOP221
I
D
= 25 mA
TOP222
I
D
= 50 mA
TOP223
I
D
= 100 mA
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
T
j
= 25
°C
T
j
= 100
°C
31.2
51.4
15.6
25.7
7.8
12.9
5.2
8.6
3.9
6.4
3.1
5.2
2.6
4.3
36.0
60.0
18.0
30.0
9.0
15.0
6.0
10.0
4.5
7.5
3.6
6.0
3.0
5.0
250
µA
Ω
V
C(RESET)
t
ILD
I
C
= 4 mA
100
ns
°C
I
C
= 4 mA
S2 open
125
135
2.0
3.3
4.3
V
ON-State
Resistance
R
DS(ON)
TOP224
I
D
= 150 mA
TOP225
I
D
= 200 mA
TOP226
I
D
= 250 mA
TOP227
I
D
= 300 mA
OFF-State
Current
Breakdown
Voltage
Rise
Time
Fall
Time
I
DSS
BV
DSS
t
r
See Note B
V
DS
= 560 V, T
A
= 125
°C
See Note B
I
D
= 100
µA,
T
A
= 25
°C
700
V
100
Measured in a Typical Flyback
Converter Application.
ns
t
f
50
ns
12
C
12/97
POWERINT [ POWER INTEGRATIONS, INC. ]
