Datasheet LT3763 (Analog Devices) - 26
| Hersteller | Analog Devices |
| Beschreibung | 60V High Current Step-Down LED Driver Controller |
| Seiten / Seite | 30 / 26 — TYPICAL APPLICATIONS. 20A, Synchronized, 5V Regulator. Output Voltage … |
| Revision | C |
| Dateiformat / Größe | PDF / 1.0 Mb |
| Dokumentensprache | Englisch |
TYPICAL APPLICATIONS. 20A, Synchronized, 5V Regulator. Output Voltage Load Regulation. Efficiency vs Load Current
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LT3763
TYPICAL APPLICATIONS 20A, Synchronized, 5V Regulator
RSENSE_IN 2.5mΩ VIN 7V TO 30V C R IN2 EN1 R CFILT 44.2k FILTA RFILTB 100µF C 1k 1µF 1k IN1 4.7µF REN2 15.4k IVINP IVINN VIN EN/UVLO TG M1 CBOOST VREF 220nF L1 R C V REF OUT R BOOST S 2.2µF HOT LT3763 1.5µH 2.5mΩ 5V, 20A MAXIMUM 45.3k SW C CTRL2 OUT 220µF R INTV ×2 NTC CC 470k R C FAULT VCC 47.5kΩ 22µF RSA RSB BG M2 10Ω 10Ω CTRL1 GND SENSE+ C FBIN S 33nF SENSE– IVINMON PWMOUT ISMON R INTV FB1 CC PWM FAULT 38.3k 3V SYNC FB 0V RT SS V R 500kHz C FB2 L1: COILCRAFT XAL1010-152 12.1k RT CSS RC M1: RENESAS RJK0365 121k 10nF 59k M2: RENESAS RJK0453 3763 TA05 CC RS: VISHAY WSL25122L500FEA 4.7nF
Output Voltage Load Regulation Efficiency vs Load Current
8 100 VIN = 12V VOUT = 5V ILIMIT = 20A 6 95 (V) 4 90 V OUT EFFICIENCY (%) 2 85 VIN = 12V VOUT = 5V 0 80 0 6 12 18 24 0 6 12 18 24 ILOAD (A) ILOAD (A) 3763 TA05b 3763 TA05c Rev. C 26 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts
TYPICAL APPLICATIONS 20A, Synchronized, 5V Regulator
RSENSE_IN 2.5mΩ VIN 7V TO 30V C R IN2 EN1 R CFILT 44.2k FILTA RFILTB 100µF C 1k 1µF 1k IN1 4.7µF REN2 15.4k IVINP IVINN VIN EN/UVLO TG M1 CBOOST VREF 220nF L1 R C V REF OUT R BOOST S 2.2µF HOT LT3763 1.5µH 2.5mΩ 5V, 20A MAXIMUM 45.3k SW C CTRL2 OUT 220µF R INTV ×2 NTC CC 470k R C FAULT VCC 47.5kΩ 22µF RSA RSB BG M2 10Ω 10Ω CTRL1 GND SENSE+ C FBIN S 33nF SENSE– IVINMON PWMOUT ISMON R INTV FB1 CC PWM FAULT 38.3k 3V SYNC FB 0V RT SS V R 500kHz C FB2 L1: COILCRAFT XAL1010-152 12.1k RT CSS RC M1: RENESAS RJK0365 121k 10nF 59k M2: RENESAS RJK0453 3763 TA05 CC RS: VISHAY WSL25122L500FEA 4.7nF
Output Voltage Load Regulation Efficiency vs Load Current
8 100 VIN = 12V VOUT = 5V ILIMIT = 20A 6 95 (V) 4 90 V OUT EFFICIENCY (%) 2 85 VIN = 12V VOUT = 5V 0 80 0 6 12 18 24 0 6 12 18 24 ILOAD (A) ILOAD (A) 3763 TA05b 3763 TA05c Rev. C 26 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts