NCP1252ADR2G ON Semiconductor, NCP1252ADR2G Datasheet - Page 6

• Manufacturer Part Number: NCP1252ADR2G
• Description: IC PWM CTLR CURRENT MODE 8-SOIC
• Manufacturer: ON Semiconductor

Specifications of NCP1252ADR2G

• Frequency - Max: 500kHz
• Pwm Type: Current Mode
• Number Of Outputs: 1
• Duty Cycle: 50%
• Voltage - Supply: 9 V ~ 28 V
• Buck: No
• Boost: No
• Flyback: Yes
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: -25°C ~ 125°C
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Duty Cycle (max): 48 %
• Mounting Style: SMD/SMT
• Switching Frequency: 92 KHz to 550 KHz
• Maximum Operating Temperature: + 125 C
• Fall Time: 22 ns
• Rise Time: 26 ns
• Synchronous Pin: No
• Topology: Flyback, Forward
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

300
250
200
150
100
50
40
30
20
10
50
0
4
3
2
1
0
0
−40
−40
10
Figure 5. Start−up Current (I
Figure 7. Supply Current (I
Figure 9. Leading Edge Blanking Time vs.
−20
−20
15
0
0
SUPPLY VOLTAGE Vcc (V)
Junction Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
Temperature
Voltage
40
40
20
60
60
CC1
CC3
) vs. Junction
) vs. Supply
80
TYPICAL CHARACTERISTICS
80
25
100
100
http://onsemi.com
120
120
30
6
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
300
250
200
150
100
50
5
4
3
2
1
0
0
−40
−40
10
Figure 8. Current Sense Voltage Threshold vs.
Figure 6. Supply Current (I
Figure 10. Leading Edge Blanking Time vs.
−20
−20
15
0
0
SUPPLY VOLTAGE Vcc (V)
Junction Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
Supply Voltage
20
20
Temperature
40
40
20
60
60
CC3
) vs. Junction
80
80
25
100
100
120
120
30