Datasheet LTC3446 (Analog Devices) - 8
| Manufacturer | Analog Devices |
| Description | Monolithic Buck Regulator with Dual VLDO Regulators |
| Pages / Page | 20 / 8 — block DiagraM |
| File Format / Size | PDF / 290 Kb |
| Document Language | English |
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Model Line for this Datasheet
Text Version of Document
LTC3446
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3 2 ITH VIN 0.4V VOLTAGE ITH 0.8V REFERENCE PARK ERROR ITH PMOS CURRENT AMPLIFIER LIMIT COMPARATOR + BCLAMP + – B BUCKFB 12 – – + + VB BURST COMPARATOR SLOPE SW 14 OSCILLATOR COMPENSATION + PGOOD 4 LOGIC POWER – GOOD NMOS OVERCURRENT COMPARATOR – + GND ENBUCK 15 13 REVERSE EXPOSED MODESEL 1 CURRENT PAD COMPARATOR VIN LVIN + 6 VLDO1 SOFT-START – 6µA LVOUT1 5 LVFB1 10 ENLDO1 11 VIN + VLDO2 SOFT-START – 6µA LVOUT2 7 LVFB2 9 ENLDO2 8 3446 BD 3446ff 8 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts
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3 2 ITH VIN 0.4V VOLTAGE ITH 0.8V REFERENCE PARK ERROR ITH PMOS CURRENT AMPLIFIER LIMIT COMPARATOR + BCLAMP + – B BUCKFB 12 – – + + VB BURST COMPARATOR SLOPE SW 14 OSCILLATOR COMPENSATION + PGOOD 4 LOGIC POWER – GOOD NMOS OVERCURRENT COMPARATOR – + GND ENBUCK 15 13 REVERSE EXPOSED MODESEL 1 CURRENT PAD COMPARATOR VIN LVIN + 6 VLDO1 SOFT-START – 6µA LVOUT1 5 LVFB1 10 ENLDO1 11 VIN + VLDO2 SOFT-START – 6µA LVOUT2 7 LVFB2 9 ENLDO2 8 3446 BD 3446ff 8 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Package Description Revision History Typical Application Related Parts
