TOP268VG Power Integrations, TOP268VG Datasheet - Page 31

• Manufacturer Part Number: TOP268VG
• Description: IC OFFLINE SW PWM OCP OVP 12EDIP
• Manufacturer: Power Integrations
• Series: TOPSwitch®-JXr
• Type: Off Line Switcherr

Specifications of TOP268VG

• Output Isolation: Isolated
• Frequency Range: 66 ~ 132kHz
• Voltage - Output: 725V
• Power (watts): 36W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 12-SDIP (0.412", 10.46mm) Exposed Pad
• Output Voltage: 12 V
• Switching Frequency: 132 KHz, 66 KHz
• Supply Current: 3.1 mA, 3.4 mA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: Through Hole
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: - 40 C
• Output Power: 21.5 W, 36 W
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 596-1277-5

Typical Performance Characteristics
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Normalized Current Limit (A)
Normalized Current Limit
1.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1
0
1
0
-200
0
Figure 37. Normalized Current Limit vs. External Current Limit Resistance.
Figure 36. Normalized Current Limit vs. X Pin Current.
Notes:
1. Maximum and Minimum levels are
2. T
based on characterization.
J
= 0
5
O
C to 125
10
O
C.
-150
Minimum
Maximum
Minimum
15
Typical
20
R
I
IL
X
-100
( kΩ )
( µA )
Maximum
25
Notes:
1. Maximum and Minimum levels are
2. T
3. Includes the variation of X pin voltage.
based on characterization.
J
= 0
O
Typical
C to 125
30
O
C.
-50
35
TOP264-271
40
PI-5581-090309
PI-5582-090309
45
0
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
Rev. C 11/10
31
s)
µ
Normalized di
t