DC-DC 3-30V to 4-35V LM2577 Boost DIY Mobile Phone Power Supply Module B3

Discription:

Modules nature: Non-isolated step-up (Boost)

Rectification: Non-synchronous rectification

Input voltage: 3V-30V

Output voltage: 4V-35V

Input current: 3A (max), No-load current 15mA

Power: 15W, if install heatsink can reach 20W (MAX), Please do not exceed 20W, or it would burn out.

Conversion efficiency: 92% (highest)

Switching frequency: 50KHz

Output ripple: 50mV (max)

Load regulation: ± 0.5%

Voltage regulation: ± 0.5%

Operating Temperature: -40 ° C to +85 ° C

Dimension: 48 x 23 x 14 (mm)

Short Circuit Protection: NONE

If the output power greater than 15W, please install heat sink

The typical efficiency measurement:

(24.04V * 1.001A) / (12V * 2.236A) * 100% = 89.6%

The typical efficiency measurement:

(12.24V * 0.501A) / (5V * 1.466A) * 100% = 83.6%