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LT1946A Datasheet(PDF) 10 Page - Linear Technology |
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LT1946A Datasheet(HTML) 10 Page - Linear Technology |
10 / 12 page LT1946A 10 sn1946a 1946afs Low Profile (< 1.1mm Tall) Triple Output TFT Supply (10V, –10V, 20V) VIN VIN 5V SW FB 3 8 7 1 4 2 65 LT1946A L1 1.5 µH D1 R2 10.5k R1 75k RC 59k 1946A TA02 C2 20 µF C5 0.1 µF C3 1 µF C4 2.2 µF C1 4.7 µF CC 150pF CSS 100nF D4 VOFF –10V 10mA AVDD 10V 475mA VON 20V 5mA D5 C6 0.1 µF VC GND* SHDN SS COMP C1–C6: X5R or X7R C1: 4.7 µF, 6.3V C2: 2 × 10µF, 10V C3: 1 µF, 25V C4: 2.2 µF, 10V C5–C6: 0.1 µF, 10V D1: MICROSEMI UPS120 OR EQUIVALENT D2–D5: ZETEX BAT54S OR EQUIVALENT L1: COILCRAFT LP01704-152MC * EXPOSED PAD MUST ALSO BE GROUNDED + D2 D3 OFF ON AVDD LOAD CURRENT (mA) 1946A TA04 90 85 80 75 70 65 60 55 50 0 100 200 300 400 500 VON LOAD = 5mA VOFF LOAD = 10mA Transient Response 100 µs/DIV 1946A TA03 AVDD 50mV/DIV AC COUPLED ILI 0.5A/DIV 350mA 200mA AVDD LOAD Efficiency TYPICAL APPLICATIO S |
Similar Part No. - LT1946A_15 |
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Similar Description - LT1946A_15 |
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