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UC1708J 数据表(PDF) 4 Page - Texas Instruments |
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UC1708J 数据表(HTML) 4 Page - Texas Instruments |
4 / 16 page www.ti.com SWITCHING CHARACTERISTICS (see Figure 1) SWITCHING CHARACTERISTICS (see Figure 1) UC1708 UC2708 UC3708 SLUS171C – MARCH 1997 – REVISED SEPTEMBER 2007 (VIN = 20V, delays measured to 10% output change.) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT FROM A,B INPUT TO OUTPUT: CL = 0pF 25 40 ns UC1708 25 45 CL = 1000pF ns Rise Time Delay (TPLH) UC2708/UC3708 25 40 UC1708 25 50 CL = 2200pF ns UC2708/UC3708 25 45 CL = 0pF 55 75 ns UC1708 25 80 CL = 1000pF(1) ns 10% to 90% Rise (TTLH) UC2708/UC3708 25 50 UC1708 40 85 CL = 2200pF ns UC2708/UC3708 40 55 CL = 0pF 25 40 Fall Time Delay (TPHL) CL = 1000pF(1) 25 45 ns CL = 2200pF 35 50 CL = 0pF 15 20 90% to 10% Fall (TTHL) CL = 1000pF(1) 25 45 ns CL = 2200pF 40 55 (1) These parameters, specified at 1000pF, although ensured over recommended operating conditions, are not tested in production. (VIN = 20V, delays measured to 10% output change.) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT FROM SHUTDOWN INPUT TO OUTPUT: CL = 0pF 25 75 ns UC1708 30 80 CL = 1000pF(1) ns Rise Time Delay (TPLH) UC2708/UC3708 30 75 UC1708 35 85 CL = 2200pF ns UC2708/UC3708 35 75 CL = 0pF 50 75 ns UC1708 25 80 CL = 1000pF(1) ns 10% to 90% Rise (TTLH) UC2708/UC3708 25 50 UC1708 40 85 CL = 2200pF ns UC2708/UC3708 40 55 CL = 0pF 25 45 Fall Time Delay (TPHL) CL = 1000pF(1) 30 50 ns CL = 2200pF 35 55 CL = 0pF 25 20 90% to 10% Fall (TTHL) CL = 1000pF(1) 25 45 ns CL = 2200pF 40 55 F = 200kHz, 50% duty cycle, both channels; CL = 0pF 23 25 Total Supply Current mA F = 200kHz, 50% duty cycle, both channels; CL = 2200pF 38 45 (1) These parameters, specified at 1000pF, although ensured over recommended operating conditions, are not tested in production. 4 Submit Documentation Feedback Copyright © 1997–2007, Texas Instruments Incorporated Product Folder Link(s): UC1708 UC2708 UC3708 |
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