TOP242-250 POWERINT [Power Integrations, Inc.], TOP242-250 Datasheet - Page 38

• Manufacturer Part Number: TOP242-250
• Description: TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher
• Manufacturer: POWERINT [Power Integrations, Inc.]

NOTES:
A. For specifications with negative values, a negative temperature coefficient corresponds to an increase in
B. Guaranteed by characterization. Not tested in production.
C. For externally adjusted current limit values, please refer to Figures 54b, 55b and 56b (Current Limit vs. External
D. Breakdown voltage may be checked against minimum BV
E. It is possible to start up and operate TOPSwitch-GX at DRAIN voltages well below 36 V. However, the CONTROL
38
OUTPUT (cont.)
Rise Time
Fall Time
SUPPLY VOLTAGE CHARACTERISTICS
DRAIN Supply
Voltage
Shunt Regulator
Voltage
Shunt Regulator
Temperature Drift
Control Supply/
Discharge Current
TOP242-250
magnitude with increasing temperature, and a positive temperature coefficient corresponds to a decrease in
magnitude with increasing temperature.
Current Limit Resistance) in the Typical Performance Characteristics section. The tolerance specified is only valid
at full current limit.
to but not exceeding minimum BV
pin charging current is reduced, which affects start-up time, auto-restart frequency, and auto-restart duty cycle.
Refer to Figure 68, the characteristic graph on CONTROL pin charge current (I
voltage operation characteristics.
Parameter
M
12/04
Symbol
V
C(SHUNT)
I
I
CD1
CD2
t
t
R
F
Output MOSFET
DSS
V
SOURCE = 0 V; T
X
.
, V
Measured in a Typical Flyback
(Unless Otherwise Specified)
Enabled
L
, V
Converter Application
M
Output MOSFET
V
= 0 V
See Figure 53
Conditions
X
See Note E
, V
I
Disabled
C
L
= 4 mA
, V
J
M
= -40 to 125 °C
= 0 V
TOP242-245
TOP246-249
DSS
TOP250
specification by ramping the DRAIN pin voltage up
Min
5.60
1.0
1.2
1.3
0.3
36
C
) vs. DRAIN voltage for low
Typ
5.85
100
±50
1.6
2.2
2.4
0.6
50
Max
6.10
3.65
2.5
3.2
1.3
ppm/°C
Units
mA
ns
ns
V
V