Datasheet LT1316 (Analog Devices) - 12
| Hersteller | Analog Devices |
| Beschreibung | Micropower DC/DC Converter with Programmable Peak Current Limit |
| Seiten / Seite | 16 / 12 — TYPICAL APPLICATIONS N. Positive-to-Negative Converter for LCD Bias. … |
| Dateiformat / Größe | PDF / 313 Kb |
| Dokumentensprache | Englisch |
TYPICAL APPLICATIONS N. Positive-to-Negative Converter for LCD Bias. Battery-Powered Solenoid Driver
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LT1316
U TYPICAL APPLICATIONS N Positive-to-Negative Converter for LCD Bias
D1 L1 SHUTDOWN MMBD914 33µH VIN C2 C3 R1 0.01µF 100pF 6 5 3.3M 50V 50V VIN SW 7 8 2.2M CONTRAST SHDN FB + ADJUST C1 LT1316 R2 2 CELLS 33µF 210k 10V + C4 RSET GND 1µF 3 4 35V + C5 C6 R3 D2 2.2µF 0.33µF 15k MMBD914 35V 50V VOUT –20V D3 6mA C4: SPRAGUE 293D105X9035B2T MBR0530L C5: SPRAGUE 293D225X0035B2T L1: SUMIDA CD43-330 1316 TA06
Battery-Powered Solenoid Driver
L1 BAT-85 VCAP 47µH ZTX949 VIN 47k 1N4148 6 5 470k V 6.8M IN SW 1 2 LBO LBI + + C2 C1 470 F 1.3k µ LT1316 2 CELLS 47µF 5k 50V SOLENOID 16V 7 8 SHDN FB RSET GND 324K 50k 3 4 2N3904 VENERGIZE 20k 1316 TA08 C1: AVX TPS 47µF, 16V CAP SHUTDOWN C2: SANYO 50MV470GX GOOD L1: SUMIDA CD43-470
When Solenoid Is Energized (VENERGIZE High) Peak Input Current Remains Low and Controlled, Maximizing Battery Life
VENERGIZE 5V/DIV IL1 200mA/DIV VCAP 10V/DIV CAP GOOD 5V/DIV 1316 TA09 500ms/DIV 12
U TYPICAL APPLICATIONS N Positive-to-Negative Converter for LCD Bias
D1 L1 SHUTDOWN MMBD914 33µH VIN C2 C3 R1 0.01µF 100pF 6 5 3.3M 50V 50V VIN SW 7 8 2.2M CONTRAST SHDN FB + ADJUST C1 LT1316 R2 2 CELLS 33µF 210k 10V + C4 RSET GND 1µF 3 4 35V + C5 C6 R3 D2 2.2µF 0.33µF 15k MMBD914 35V 50V VOUT –20V D3 6mA C4: SPRAGUE 293D105X9035B2T MBR0530L C5: SPRAGUE 293D225X0035B2T L1: SUMIDA CD43-330 1316 TA06
Battery-Powered Solenoid Driver
L1 BAT-85 VCAP 47µH ZTX949 VIN 47k 1N4148 6 5 470k V 6.8M IN SW 1 2 LBO LBI + + C2 C1 470 F 1.3k µ LT1316 2 CELLS 47µF 5k 50V SOLENOID 16V 7 8 SHDN FB RSET GND 324K 50k 3 4 2N3904 VENERGIZE 20k 1316 TA08 C1: AVX TPS 47µF, 16V CAP SHUTDOWN C2: SANYO 50MV470GX GOOD L1: SUMIDA CD43-470
When Solenoid Is Energized (VENERGIZE High) Peak Input Current Remains Low and Controlled, Maximizing Battery Life
VENERGIZE 5V/DIV IL1 200mA/DIV VCAP 10V/DIV CAP GOOD 5V/DIV 1316 TA09 500ms/DIV 12