Datasheet LTC3723 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | Synchronous Push-Pull PWM Controllers |
| Pages / Page | 20 / 8 — BLOCK DIAGRA S. LTC3723-1 Block Diagram |
| File Format / Size | PDF / 347 Kb |
| Document Language | English |
BLOCK DIAGRA S. LTC3723-1 Block Diagram
Model Line for this Datasheet
Text Version of Document
LTC3723-1/LTC3723-2
W BLOCK DIAGRA S LTC3723-1 Block Diagram
V UVLO V C DPRG SPRG CC REF T 5 15 1 8 9 16 VCC UVLO 10µA REF, LDO 5V 1.2V 10.25V “ON” VCC 6V “OFF” REF GOOD ERROR SYSTEM VCC AMPLIFIER UVLO GOOD FB 13 – + 3 SDRA 1.2V + 5V – SYNC RECTIFIER DRIVE PULSE WIDTH LOGIC 50k MODULATOR 2 SDRB COMP 11 – 14.9k + + OSCILLATOR 650mV – 1A SOURCE Q R 6 DRVA Q T 1.5A SINK + S R Q Q – V S REF 1A SOURCE 13µA SS 14 4 DRVB SHUTDOWN CURRENT 1.5A SINK LIMIT FAULT + LOGIC 600mV – SLOPE COMPENSATOR PULSE-BY-PULSE CURRENT LIMIT CS 10 BLANK + RLEB 12 7 300mV – 372312 BD01 GND 372312f 8
W BLOCK DIAGRA S LTC3723-1 Block Diagram
V UVLO V C DPRG SPRG CC REF T 5 15 1 8 9 16 VCC UVLO 10µA REF, LDO 5V 1.2V 10.25V “ON” VCC 6V “OFF” REF GOOD ERROR SYSTEM VCC AMPLIFIER UVLO GOOD FB 13 – + 3 SDRA 1.2V + 5V – SYNC RECTIFIER DRIVE PULSE WIDTH LOGIC 50k MODULATOR 2 SDRB COMP 11 – 14.9k + + OSCILLATOR 650mV – 1A SOURCE Q R 6 DRVA Q T 1.5A SINK + S R Q Q – V S REF 1A SOURCE 13µA SS 14 4 DRVB SHUTDOWN CURRENT 1.5A SINK LIMIT FAULT + LOGIC 600mV – SLOPE COMPENSATOR PULSE-BY-PULSE CURRENT LIMIT CS 10 BLANK + RLEB 12 7 300mV – 372312 BD01 GND 372312f 8
