NCP1560(2003) 데이터 시트보기 (PDF) - ON Semiconductor

부품명

상세내역

일치하는 목록

NCP1560
(Rev.:2003)

Full Featured Voltage Mode PWM Controller

ON Semiconductor 

NCP1560

Typical Characteristics

315

600

310

500

RT = 101 kW

305

400

TJ = 25°C

DC [ 50%

300

300

295

200

290

100

285

-50 -25

0

0 25 50 75 100 125 150

50 100 150 200 250 300 350 400

TJ, JUNCTION TEMPERATURE (°C)

RT, TIMING RESISTOR (kW)

Figure 15. Oscillator Frequency versus

Junction Temperature

Figure 16. Oscillator Frequency versus

Timing Resistor

19

18

17

16

15

14

13

12

11

10

9

-50 -25

90

80

70

60

50

40

30

20

10

0

0 25 50 75 100 125 150

0

TJ, JUNCTION TEMPERATURE (°C)

Figure 17. Feedforward Internal Resistance

versus Junction Temperature

TJ = -40°C

Vin = 36 V

VEA = 3.0 V

VDCMAX = 0 V

TJ = 125°C

75 150 225 300 375 450 525

IFF, FEEDFORWARD CURRENT (mA)

Figure 18. Maximum Duty Cycle versus

Feedforward Current

100

Vin = 36 V

RFF = 432 kW

90

RP = OPEN, RMDP = OPEN

80

70

RP = 0 W, RMDP = OPEN

60

50

-50

-25

0 25 50 75 100 125 150

TJ, JUNCTION TEMPERATURE (°C)

Figure 19. Maximum Duty Cycle versus

Junction Temperature

7.0

70

6.5

CHARGE

65

6.0

60

5.5

55

5.0

DISCHARGE

50

4.5

45

4.0

40

3.5

35

3.0

-50 -25

30

0 25 50 75 100 125 150

TJ, JUNCTION TEMPERATURE (°C)

Figure 20. Soft Start Charge/Discharge

Currents versus Junction Temperature

http://onsemi.com

10

Share Link: