TOP264EGSLASHVG datasheet(32/36 Pages) POWERINT

部件名	TOP264EG/VG

功能描述	Integrated Off-Line Switcher with EcoSmart Technology for Highly Efficient Power Supplies

PDF	36 Pages

Scroll/Zoom	100%

制造商	POWERINT [Power Integrations, Inc.]

网页	http://www.powerint.com

标志

32 / 36 page

Rev. B 03/10

TOP264-271

www.powerint.com

Typical Performance Characteristics (cont.)

4.5

5.5

100

200

500

400

300

VOLTAGE-MONITOR Pin Current (

µA)

2.5

3.5

1.6

1.0

1.4

1.2

-200

-150

-50

-100

EXTERNAL CURRENT LIMIT Pin Current (

µA)

0.4

0.2

0.6

0.8

X = 1.354 - 1147.5 × IX + 1.759 × 10

with -180

µA < I

X < -25 µA

1.2

1.0

0.8

0.6

0.4

0.2

-50 -25

50 75 100 125 150

Junction Temperature (

°C)

1.2

1.0

0.8

0.6

0.4

0.2

-50 -25

50 75 100 125 150

Junction Temperature (

°C)

Figure 43. EXTERNAL CURRENT LIMIT Pin Voltage vs. Current.

Figure 44. Control Current Out at 0% Duty Cycle vs. Temperature.

Figure 45. Maximum Duty Cycle Reduction Onset Threshold

Current vs. Temperature.

Figure 42. VOLTAGE-MONITOR Pin vs. Current.

-0.5

0.5

-2.5

100

Drain Pin Voltage (V)

-1.5

-2

-1

C = 5 V

Figure 46. Output Characteristics.

Figure 47. I

C vs. DRAIN Voltage.

8 10 12 14 16 18 20

Drain Voltage (V)

CASE = 25 °C

CASE = 100 °C

TOP271

1.62

TOP270

1.42

TOP269

1.17

TOP268

1.00

TOP267

0.85

TOP266

0.61

TOP265

0.42

TOP264

0.32

Scaling Factors:

TOP264EG/VG 数据表(PDF) 32 Page - Power Integrations, Inc.

TOP264EG/VG 数据表(HTML) 32 Page - Power Integrations, Inc.

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