Datasheet LT3477 (Analog Devices) - 16
| Manufacturer | Analog Devices |
| Description | 3A, DC/DC Converter with Dual Rail-to-Rail Current Sense |
| Pages / Page | 22 / 16 — Typical applicaTions. 5.5V SEPIC Converter With Short-Circuit Protection. … |
| File Format / Size | PDF / 585 Kb |
| Document Language | English |
Typical applicaTions. 5.5V SEPIC Converter With Short-Circuit Protection. Efficiency
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LT3477
Typical applicaTions 5.5V SEPIC Converter With Short-Circuit Protection Efficiency
C2 90 R1 L1 R3 V 10µF IN = 3V 0.04Ω 4.7µH D1 0.15Ω 85 VIN 5.5V 3V TO C1 670mA 80 16V 3.3µF ISP1 ISN1 SW L2 R4 75 4.7µH 34.8k VIN I 70 ADJ1 IADJ2 FBN EFFICIENCY (%) 65 SHDN SHDN LT3477 ISP2 60 55 VC ISN2 V 50 REF RT 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 RC FBP GND SS 1k IOUT (A) C C4 R2 C3 3477 TA02b C R5 4.7nF 33nF 18.2k 10µF 10k 3477 TA02a C1: TAIYO YUDEN LMK316BJ335ML C2: TAIYO YUDEN LMK325BJ106MN C3: TAIYO YUDEN LMK316BJ106ZL D1: DIODES INC. DFLS130L L1, L2: TOKO FDV0630-4R7M
800mA, 5V to 12V Boost Converter With Accurate Input Current Limit Efficiency
R1 L1 90 0.033Ω 4.7µH D1 VIN 12V 85 5V C1 0.8A 2.2µF 80 R3 ISP1 ISN1 SW 200k C2 75 VIN FBN 10µF IADJ1 70 I R4 ADJ2 ISP2 23.2k LT3477 65 SHDN SHDN EFFICIENCY (%) ISN2 V 60 C VREF RT 55 RC FBP GND SS 1k 50 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 C C3 R2 C 4.7nF 10nF 17.8k IOUT (A) 3477 TA04a 3477 TA04b C1: TAIYO YUDEN LMK316BJ225MD C2: AVX 1206YD106MAT D1: DIODES INC. B320A L1: TOKO FDV0630-4R7M 3477fd 16 For more information www.linear.com/LT3477 Document Outline Description Typical Application Absolute Maximum Ratings Electrical Characteristics Typical Performance Characteristics Pin Functions Package Description Typical Application Related Parts
Typical applicaTions 5.5V SEPIC Converter With Short-Circuit Protection Efficiency
C2 90 R1 L1 R3 V 10µF IN = 3V 0.04Ω 4.7µH D1 0.15Ω 85 VIN 5.5V 3V TO C1 670mA 80 16V 3.3µF ISP1 ISN1 SW L2 R4 75 4.7µH 34.8k VIN I 70 ADJ1 IADJ2 FBN EFFICIENCY (%) 65 SHDN SHDN LT3477 ISP2 60 55 VC ISN2 V 50 REF RT 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 RC FBP GND SS 1k IOUT (A) C C4 R2 C3 3477 TA02b C R5 4.7nF 33nF 18.2k 10µF 10k 3477 TA02a C1: TAIYO YUDEN LMK316BJ335ML C2: TAIYO YUDEN LMK325BJ106MN C3: TAIYO YUDEN LMK316BJ106ZL D1: DIODES INC. DFLS130L L1, L2: TOKO FDV0630-4R7M
800mA, 5V to 12V Boost Converter With Accurate Input Current Limit Efficiency
R1 L1 90 0.033Ω 4.7µH D1 VIN 12V 85 5V C1 0.8A 2.2µF 80 R3 ISP1 ISN1 SW 200k C2 75 VIN FBN 10µF IADJ1 70 I R4 ADJ2 ISP2 23.2k LT3477 65 SHDN SHDN EFFICIENCY (%) ISN2 V 60 C VREF RT 55 RC FBP GND SS 1k 50 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 C C3 R2 C 4.7nF 10nF 17.8k IOUT (A) 3477 TA04a 3477 TA04b C1: TAIYO YUDEN LMK316BJ225MD C2: AVX 1206YD106MAT D1: DIODES INC. B320A L1: TOKO FDV0630-4R7M 3477fd 16 For more information www.linear.com/LT3477 Document Outline Description Typical Application Absolute Maximum Ratings Electrical Characteristics Typical Performance Characteristics Pin Functions Package Description Typical Application Related Parts
