NCP1252BDR2G ON Semiconductor, NCP1252BDR2G Datasheet - Page 9

• Manufacturer Part Number: NCP1252BDR2G
• Description: IC PWM CTLR CURRENT MODE 8-SOIC
• Manufacturer: ON Semiconductor

Specifications of NCP1252BDR2G

• Frequency - Max: 500kHz
• Pwm Type: Current Mode
• Number Of Outputs: 1
• Duty Cycle: 84%
• 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): 80 %
• 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

1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
12.0
10.5
10.0
11.5
11.0
10
9.5
9.0
8.5
8.0
11
9
8
−40
−40
−40
Figure 27. Internal Brown Out Current Source
Figure 25. Brown Out Voltage Threshold vs.
Figure 23. Soft Start Current vs. Junction
−20
−20
−20
0
vs. Junction Temperature
0
0
Junction Temperature
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
20
Temperature
40
40
40
60
60
60
80
TYPICAL CHARACTERISTICS
80
80
100
100
100
http://onsemi.com
120
120
120
9
1.10
1.08
1.06
1.04
1.02
1.00
0.98
0.96
0.94
0.92
0.90
12.0
10.5
10.0
11.5
11.0
5.0
4.5
4.0
3.5
3.0
9.5
9.0
8.5
8.0
−40
10
10
Figure 28. Internal Brown Out Current Source
Figure 26. Brown Out Voltage Threshold vs.
−20
Figure 24. Soft Start Completion Voltage
Threshold vs. Junction Temperature
15
0
15
SUPPLY VOLTAGE Vcc (V)
SUPPLY VOLTAGE Vcc (V)
TEMPERATURE (°C)
vs. Supply Voltage
20
Supply Voltage
40
20
20
60
80
25
25
100
120
30
30