TOP242-249 POWERINT [Power Integrations, Inc.], TOP242-249 Datasheet - Page 39

• Manufacturer Part Number: TOP242-249
• Description: Family Extended Power, Design Flexible,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 Figure 55 (Current Limit vs. External Current Limit
D. It is possible to start up and operate TOPSwitch-GX at DRAIN voltages well below 36 V. However, the
DRAIN Supply
Voltage
Shunt Regulator
Voltage
Shunt Regulator
Temperature Drift
Control Supply/
Discharge Current
SUPPLY VOLTAGE CHARACTERISTICS
magnitude with increasing temperature, and a positive temperature coefficient corresponds to a decrease in
magnitude with increasing temperature.
Resistance) in the Typical Performance Characteristics section.
CONTROL pin charging current is reduced, which affects start-up time, auto-restart frequency, and auto-restart
duty cycle. Refer to Figure 67, the characteristic graph on CONTROL pin charge current (I
for low voltage operation characteristics.
Parameter
Symbol
V
C(SHUNT)
l
l
CD1
CD2
MOSFET Enabled
SOURCE = 0 V
V
(Unless Otherwise Specified)
L
, V
Output
M
MOSFET Disabled
= 0 V
Conditions
See Figure 53
V
See Note D
I
L
C
, V
Output
= 4 mA
;
M
T
= 0 V
J
= -40 to 125 °C
TOP 242-245
TOP 246-249
Min
5.60
1.0
1.2
0.3
36
August 8, 2000
Typ
5.85
±50
1.6
2.2
0.6
C
) vs. DRAIN voltage
Max
TOP242-249
6.10
2.5
3.2
1.3
ppm/°C
Units
7/01
mA
V
V
E
39