LTC3780
Synchronous 4-Switch Buck-Boost ControllerThe LTC3780 is a synchronous 4-switch buck-boost controller from Analog Devices. View the full LTC3780 datasheet below including key specifications.
Key Specifications
| Parameter | Value |
|---|---|
| Output Ripple | 50mV (at 12V switching to 12V, 5A) |
| Module Dimensions | 77.6mm x 46.5mm x 15mm |
| Input Voltage Range | 5V to 32V DC |
| Output Voltage Range | 1V to 30V DC |
| Max Output Power (Peak) | 130W |
| Max Output Current (Peak) | 10A |
| Operating Temperature Range | -45°C to +85°C |
| Max Output Power (Sustained) | 80W |
| Max Output Current (Sustained) | 7A |
Overview
Part: WD2002SJ board (based on Linear Technology LTC3780)
Type: Synchronous Buck-Boost DC-DC Converter Board
Description: A DC-DC converter board capable of 5–32 V input, 1–30 V adjustable output, 7 A sustained current, and 80 W sustained power, featuring constant voltage, constant current, and undervoltage protection.
Operating Conditions:
- Supply voltage: DC 5–32 V
- Operating temperature: -45 to +85 °C
- Output voltage range: DC 1–30 V
- Sustained output current: 7 A
Absolute Maximum Ratings:
- Max supply voltage: 32 V
- Max continuous current: 7 A
- Max junction/storage temperature: +85 °C
Key Specs:
- Input voltage range: DC 5–32 V (>10V recommended)
- Output voltage range: DC 1–30 V (continuously adjustable)
- Output current: 10 A max, 7 A sustained
- Output power: 80 W sustained, 130 W peak
- Output ripple: 50 mV (measured at 12V switching to 12V, 5A)
- Operating temperature range: -45°C to +85°C
- Dimensions: 77.6mm x 46.5mm x 15mm
- Input reverse polarity protection: None
- Output reverse polarity protection: None
Features:
- Constant voltage output
- Constant current output
- Under-voltage protection
- Output fault LED
- Output over-current protection
- Over voltage protection
- Short circuit protection
Applications:
- Charging circuit
- High power LED driver
- Equipment power supply
- Automotive power supply
- Battery under-voltage protection
Package:
- Module (77.6mm x 46.5mm x 15mm)
Related Variants
The following components are covered by the same datasheet.
| Part Number | Manufacturer | Package |
|---|---|---|
| WD2002SJ | Analog Devices | Module |
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