Matek Power Module BEC

A power module capable of taking up to 55V (12S) with 3 independent BECs.

Specifications:

• Wide 9V to 55V Operating Input Range with TVS protection
• 3x independent Step-Down Voltage Regulators
• BEC Vx,  5.2V / 6V / 8V output options.  supports typical continuous output current of up to 15A, Peak current of up to 25A.
• BEC 5V (Fixed), 4A continuous
• BEC 12V (Fixed), 4A continuous
• 1K:20K voltage divider built-in (Volt = 1/21 Input voltage)
• Current sensor signal passthrough pad
• Size & Weight: 61x40x15mm, 53g

BEC Vx:

• Output voltage 5.25V / 6V / 8V options.
• Output voltage tolerance 1.5%
• Synchronous switching step-down (or buck) regulator with typical efficiencies of 90% to 96%
• Supports typical continuous output current of up to 15A,  Peak current of up to 25A.
• Output ripple  32mV (VIN=50V,  Output 5.25V @ 15A),  43mV (VIN=50V,  Output @ 5A)
• Standby current: 10~20mA
• Reverse Input voltage protection: No
• Thermal Shutdown
• Output Short-circuit tolerant (2 seconds)
• Overcurrent protection & self-recovery
• Tip: Input voltage >= 15V is required for continuous output current of 15A
• Test results here

BEC 5V:

• Output voltage 5.2V, tolerance 1.5%
• Supports continuous output current of up to 4A,  Peak current of 6A
• Output ripple  20mV (VIN=24V,  Output @ 5A),  50mV (VIN=50V,  Output @ 5A)
• Reverse Input voltage protection: No
• Thermal Shutdown
• Output Short-circuit tolerant (2 seconds)
• Overcurrent protection & self-recovery

BEC 12V:

• Output voltage 12V, tolerance 1.5%
• Supports continuous output current of up to 4A,  Peak current of 6A
• Output ripple  18mV (VIN=24V,  Output @ 5A),  32mV (VIN=50V,  Output @ 5A)
• Reverse Input voltage protection: No
• Thermal Shutdown
• Output Short-circuit tolerant (2 seconds)
• Overcurrent protection & self-recovery
• Tip: Input voltage >= 13V is required for stable 12V output

Package:

• 1x PM12S-3
• 1x Low ESR capacitor ZLJ 63v 390uf

Tip: Soldering a capacitor will help prevent voltage noises.

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