TOP246FN Power Integrations, TOP246FN Datasheet - Page 38

• Manufacturer Part Number: TOP246FN
• Description: IC OFFLINE SWIT UVLO HV TO262
• Manufacturer: Power Integrations
• Series: TOPSwitch®-GXr
• Type: Off Line Switcherr

Specifications of TOP246FN

• Output Isolation: Isolated
• Frequency Range: 66 ~ 132kHz
• Voltage - Output: 700V
• Power (watts): 125W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: TO-262-7 (Formed Leads), 5 Leads
• Output Voltage: 12 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 85 VAC
• Duty Cycle (max): 83 %
• Switching Frequency: 132 KHz
• Supply Current: 2.2 mA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1168; TOP246FN

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.)
ON-State
Resistance
OFF-State Drain
Leakage Current
Breakdown
Voltage
Rise Time
Fall Time
SUPPLY VOLTAGE CHARACTERISTICS
DRAIN Supply
Voltage
Shunt Regulator
Voltage
Shunt Regulator
Temperature Drift
Control Supply/
Discharge Current
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.
TOP242-250
Parameter
O
11/05
Symbol
V
R
BV
C(SHUNT)
I
I
I
DS(ON)
DSS
CD1
CD2
t
t
R
F
DSS
Output MOSFET
V
DSS
X
SOURCE = 0 V; T
I
I
, V
D
D
.
TOP249
TOP250
Enabled
Measured in a Typical Flyback
= 600 mA
= 700 mA
(Unless Otherwise Specified)
L
V
V
, V
V
L
L
See Note D, T
, V
, V
DS
Converter Application
M
= 0 V
M
M
Output MOSFET
= 560 V; T
V
See Figure 53
Conditions
= Floating; I
= Floating; I
X
See Note E
, V
I
Disabled
C
L
= 4 mA
, V
J
M
= -40 to 125 °C
J
TOP242-245
TOP246-249
= 0 V
J
T
T
= 125 °C
T
T
= 25 °C
J
J
TOP250
J
J
C
C
DSS
= 100 °C
= 100 °C
= 25 °C
= 25 °C
= 4 mA
= 4 mA
specification by ramping the DRAIN pin voltage up
Min
5.60
700
1.0
1.2
1.3
0.3
36
C
) vs. DRAIN voltage for low
Typ
1.30
2.15
1.10
1.85
5.85
100
±50
1.6
2.2
2.4
0.6
50
Max
1.50
2.50
1.28
2.15
6.10
3.65
470
2.5
3.2
1.3
ppm/°C
Units
mA
µA
ns
ns
Ω
V
V
V