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Overview
| Topology | Buck Converter |
| Switching frequency | 1000-3000 kHz |
| Output 1 | 3 A |
| Output 2 | 2 A |
| IC revision | A |
Description
The LTC®3374A is a multioutput power supply IC consistingof eight synchronous 1A buck converters, all powered fromindependent 2.25V to 5.5V input supplies. An upgradedpin-compatible version of the LTC3374, the LTC3374A,has higher efficiency, improved output voltage accuracyand an added overvoltage (OV) indicator.
Features
8-Channel 1A Independent Step-Down DC/DCsMaster-Slave Configurable for Up to 4A of Output Current with a Single InductorIndependent VIN Supplies for Each DC/DC (2.25V to 5.5V)All DC/DCs Have 0.8V to VIN Output Range±1% VFB Accuracy, for Buck 1 (1A to 4A)±1% PGOOD AccuracyPrecision Enable Pin Thresholds for Autonomous Sequencing1MHz to 3MHz Programmable/Synchronizable Oscillator Frequency (2MHz Default)Die Temperature Monitor OutputThermally Enhanced 38-Lead 5mm × 7mm QFN and TSSOP PackagesPin-Compatible with LTC3374
Typical applications
- Industrial/Automotive/Communications
- General Purpose Multichannel Power Supplies
More information
Products
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,30% (A) | RDC typ. (mΩ) | fres (MHz) | VOP (V) | Mount | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 744383360068 | SPEC | 10 files | Active i| Production is active. Expected lifetime: >10 years. | WE-MAPI SMT Power Inductor | 0.68 | 6.75 | 8.1 | 22 | 85 | 80 | SMT | ||
 | 744383560068 | SPEC | 10 files | Active i| Production is active. Expected lifetime: >10 years. | WE-MAPI SMT Power Inductor | 0.68 | 13.15 | 12.7 | 7.5 | 75 | 80 | SMT |
| Order Code | Datasheet | Simulation | |
|---|---|---|---|
| 744383360068 | SPEC | |
| 744383560068 | SPEC |
| Samples |
|---|
| Order Code | Datasheet | Simulation | Downloads | Status | Product series | L (µH) | IRP,40K (A) | ISAT,30% (A) | RDC typ. (mΩ) | fres (MHz) | VOP (V) | Mount | Samples |
|---|