Power adapter/inverter Mean Well SPB09C-12, Input 36–75 V, Output 12 V, 9 W, RoHS, 24 mm depth

Mean Well SPB09C-12 is a compact DC-DC regulated converter in a SIP through-hole package, providing a single fixed 12 V output at up to 0.75 A from a wide 36–75 V DC input range. The module is rated for 9 W output power, designed for low-power industrial and embedded applications where small size and board-mount installation are required. It is RoHS compliant and has a shallow 24 mm depth suitable for dense board layouts and mass-production assembly.

Advantages

The SPB09C-12 offers a wide input range that accommodates variable DC supply voltages, a regulated single 12 V output for stable powering of downstream circuits, and a compact SIP through-hole form factor that simplifies PCB mounting and replacement. Its low weight and 24 mm depth make it practical for space-constrained designs, and the remote ON/OFF control adds flexibility for system-level power management.

Suitable for

• Industrial control modules and automation electronics
• Embedded systems and single-board devices
• Telecom and network equipment with high-voltage DC buses
• Applications requiring compact, board-mounted 12 V power

Key specifications

• Manufacturer: Mean Well
• Model (MPN): SPB09C-12
• Input voltage: 36–75 V DC
• Output voltage: 12 V DC
• Output current: 0.75 A (maximum)
• Output power: 9 W
• Package: SIP through-hole
• Depth: 24 mm
• Features: Remote ON/OFF, RoHS compliant
• Weight: 5 g
• EAN: 4021087051866

How to use

Mount the SPB09C-12 into the PCB using its SIP through-hole pins according to the manufacturer's recommended footprint and polarity. Apply a DC input voltage within the 36–75 V range to the input pins and verify correct wiring. Use the remote ON/OFF pin to enable or disable the output as required by the system design. Confirm that the connected load does not exceed 0.75 A and that thermal conditions on the board allow safe operation at the expected power level.

Recommendations

For reliable performance, place the module where airflow or PCB copper area can aid heat dissipation, avoid operating at maximum load continuously without verifying temperature, and follow the manufacturer’s application notes for input filtering and layout to minimize noise and ensure stability.