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SC4808B Datasheet(PDF) 7 Page - Semtech Corporation |
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SC4808B Datasheet(HTML) 7 Page - Semtech Corporation |
7 / 31 page 7 2005 Semtech Corp. www.semtech.com SC4808A/B POWER MANAGEMENT SC4808A Typical Characteristics (SC4808A) 7 8 9 10 11 12 13 14 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) Vcc UVLO (Rising) Vcc UVLO (Falling) 400 500 600 700 800 900 1000 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) Max Current Sense Signal Over Current Signal 1.42 1.44 1.46 1.48 1.50 1.52 1.54 1.56 1.58 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) FB to CS Offset 5.020 5.030 5.040 5.050 5.060 5.070 5.080 5.090 5.100 5.110 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) Reference Iq (start up) vs. Temperature Iq (operating) vs. Temperature Reference vs. Temperature FB to CS Offset vs. Temperature Current sense vs. Temperature Vcc UVLO vs. Temperature 3.80 3.90 4.00 4.10 4.20 4.30 4.40 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) Operating Iq, Vcc = 12V Operating Iq, Vcc = 15V 70 75 80 85 90 95 100 -40 -25 -10 5 20 35 50 65 80 95 110 125 Ta (°C) Start up Iq, Vcc = 10V |
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