TOP250 datasheet(17/54 Pages) POWERINT

부품명	TOP250

상세설명	Extended Power, Design Flexible, EcoSmart, Integrated Off-Line Switcher

PDF	54 Pages

Scroll/Zoom	100%

제조업체	POWERINT [Power Integrations, Inc.]

홈페이지	http://www.powerint.com

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17 / 54 page

Rev. R 10/20

TOP242-250

www.power.com

Input

Voltage

CONTROL

RIL

RLS

12 k

2 M

VUV = IUV x RLS

VOV = IOV x RLS

For RLS = 2 M

DCMAX@100 VDC = 78%

DCMAX@375 VDC = 38%

For RIL = 12 k

ILIMIT = 69%

See Figure 54b for

other resistor values

(RIL) to select different

ILIMIT values

VUV = 100 VDC

VOV = 450 VDC

Typical Uses of LINE-SENSE (L) and EXTERNAL CURRENT LIMIT (X) Pins (cont.)

Ω

Typical Uses of MULTI-FUNCTION (M) Pin

PI-2508-081199

Input

Voltage

CONTROL

Ω

Figure 30. Three Terminal Operation (MULIT-FUNCTION

Features Disabled).

Figure 31. Line-Sensing for Undervoltage, Overvoltage and Line

Feed-Forward.

Figure 32. Line-Sensing for Undervoltage Only (Overvoltage

Disabled).

Figure 33. Line-Sensing for Overvoltage Only (Undervoltage

Disabled). Maximum Duty Cycle Reduced at Low Line

and Further Reduction with Increasing Line Voltage.

Figure 28. Line-Sensing and Externally Set Current Limit.

Figure 29. Active-on Remote ON/OFF.

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