12V to 19V 20A 380W DC to DC Converter - WEHO
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12V to 19V 20A 380W DC to DC Converter

The WEHO WH-B121920 represents the high-power peak of our 19V step-up series, transforming a 12VDC input into a massive 380W output. Providing a steady 20A at 19VDC, it is the ultimate solution for powering heavy multi-device arrays or high-intensity mobile systems. This module operates with 93% efficiency and features an exceptionally clean output with a 1.5% voltage tolerance. Built for the toughest environments, it is fully sealed, waterproof, and encased in a solid $100\times80\times38mm$ aluminum housing. The design prioritizes system health with intelligent over-current protection that automatically restores operation once electrical faults are removed. Boasting a reliability rating of over 100,000 hours, the WH-B121920 is the premier choice for mission-critical 19V power where efficiency and ruggedness cannot be compromised.

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Résumé
Rated output: power 380W
Input voltage: 12VDC
Longueur du fil : 160 mm ± 10 mm

 

General specification

Modèle WH-B121920
Puissance de sortie nominale (W) 380W
Rated input voltage (V) 12 V CC
Rated output voltage (V) 19VDC
Input voltage range (V) 9V-16VDC
Input starting voltage (V) 9VDC 100%Load
No-load power consumption (W) < 0.1W
Efficacité 93%
Output voltage (V) 19VDC
Output current (A) 20A
Tolérance de tension 1.5%
Régulation de charge 3%
Vague (MVP-p) 400mv   External 22UF capacitor ESR < 0.1 Ω 100KHZ
Protection contre les surintensités In the case of rated output, if the current exceeds 120% of the rated current, the overcurrent protection will act, and it will automatically recover after the overcurrent disappears.
Input-output Non isolé
Étanche Entièrement scellé et étanche
Dimension 100×80×38mm
N.W. 500g
Méthode de refroidissement Méthode naturelle
Rated temperature rise (℃) 45 ℃
Fiabilité >100 000 heures
Indicateur de fil Input positive (red), input negative (black), output negative (black), output positive (yellow), lead length=160mm±10mm

 

PIC and installation dimensions

 

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