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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TOP260YN-TL датащи(PDF) 16 Page - Power Integrations, Inc. |
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TOP260YN-TL датащи(HTML) 16 Page - Power Integrations, Inc. |
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16 / 50 page  Rev. M 12/21 16 TOP252-262 www.power.com Typical Uses of VOLTAGE MONITOR (V) and EXTERNAL CURRENT LIMIT (X) Pins X F PI-4716-020508 DC Input Voltage + - D C S D S C CONTROL V V X C S F D D S C D C X V S S S S S TOP254-258Y TOP252-258M PI-4717-120307 DC Input Voltage + - D S C CONTROL V 4 M Ω R LS VUV = IUV × RLS + VV (IV = IUV) VOV = IOV × RLS + VV (IV = IOV) For RLS = 4 MΩ VUV = 102.8 VDC VOV = 451 VDC DCMAX@100 VDC = 76% DCMAX@375 VDC = 41% PI-4756-121007 DC Input Voltage Sense Output Voltage + - D V S C VUV = IUV × RLS + VV (IV = IUV) VOV = IOV × RLS + VV (IV = IOV) For RLS = 4 MΩ VUV = 102.8 VDC VOV = 451 VDC DCMAX @ 100 VDC = 76% DCMAX @ 375 VDC = 41% CONTROL RLS 4 M Ω 10 k Ω Reset QR PI-4719-120307 DC Input Voltage Sense Output Voltage + - D V S C VUV = IUV × RLS + VV (IV = IUV) VOV = IOV × RLS + VV (IV = IOV) For RLS = 4 MΩ VUV = 102.8 VDC VOV = 451 VDC DCMAX @ 100 VDC = 76% DCMAX @ 375 VDC = 41% CONTROL RLS 4 M Ω R OVP >3kΩ VROVP ROVP Figure 16a. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL CURRENT LIMIT Features Disabled. FREQUENCY Pin Tied to SOURCE or CONTROL Pin) for TOP254-258 Y Packages. Figure 17. Line-Sensing for Undervoltage, Overvoltage and Line Feed-Forward. Figure 18. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and Latched Output Overvoltage Protection. Figure 19. Line-Sensing for Undervoltage, Overvoltage, Line Feed-Forward and Hysteretic Output Overvoltage Protection. Figure 16c. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL CURRENT LIMIT Features Disabled. FREQUENCY Pin Tied to SOURCE or CONTROL Pin) for TOP252-262 L and E Packages. X G PI-4984-020708 DC Input Voltage + - D C S D S C CONTROL V TOP259-261Y V X C S G D Figure 16b. Three Terminal Operation (VOLTAGE MONITOR and EXTERNAL CURRENT LIMIT Features Disabled for TOP259-261 Y Packages. X F DC Input Voltage + - D C S D S C CONTROL V V X C S F D C S D PI-4956-071708 eSIP E Package V X C S F D eSIP L Package |
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