Datasheet LT3575 (Analog Devices) - 6
| Manufacturer | Analog Devices |
| Description | Isolated Flyback Converter without an Opto-Coupler |
| Pages / Page | 24 / 6 — BLOCK DIAGRAM |
| File Format / Size | PDF / 251 Kb |
| Document Language | English |
BLOCK DIAGRAM
Model Line for this Datasheet
Text Version of Document
LT3575
BLOCK DIAGRAM
D1 V T1 IN V + OUT C1 L1A L1B C2 R3 V – OUT N:1 V RFB SW IN TC CURRENT FLYBACK Q3 Q2 ERROR ONE – TC CURRENT A2 AMP SHOT COMPARATOR + + –g R6 m V1 – I2 1.23V + A1 120mV 20μA + – VIN RREF DRIVER BIAS S R R4 Q Q1 S BIAS MASTER LATCH + A4 RSENSE C5 – 0.01Ω GND R1 1.22V + SHDN/UVLO INTERNAL A5 REFERENCE – OSCILLATOR AND I1 REGULATORS 7μA R2 2.8μA VC Q4 SS R7 RILIM C4 C3 3573 BD R5 3575f 6
BLOCK DIAGRAM
D1 V T1 IN V + OUT C1 L1A L1B C2 R3 V – OUT N:1 V RFB SW IN TC CURRENT FLYBACK Q3 Q2 ERROR ONE – TC CURRENT A2 AMP SHOT COMPARATOR + + –g R6 m V1 – I2 1.23V + A1 120mV 20μA + – VIN RREF DRIVER BIAS S R R4 Q Q1 S BIAS MASTER LATCH + A4 RSENSE C5 – 0.01Ω GND R1 1.22V + SHDN/UVLO INTERNAL A5 REFERENCE – OSCILLATOR AND I1 REGULATORS 7μA R2 2.8μA VC Q4 SS R7 RILIM C4 C3 3573 BD R5 3575f 6
