P78B-500 Non-Isolated DC-DC Converters

CUI Inc P78B-500 Non-Isolated DC-DC Converters are compact devices offering a high-performance alternative to linear regulators. Housed in a compact 3-pin SIP package, this CUI Inc series is pin-compatible with LM78x model regulators and features low ripple and noise. P78B-500 DC-DC Converters do not require a heat sink, making these switch regulators ideal for applications where board space is at a premium and energy efficiency is a concern.

Results: 7
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Description Datasheet Availability Pricing (CAD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Isolation
Output Power
Input Voltage, Nominal
Input Voltage - Min
Input Voltage - Max
Output Voltage-Channel 1
Output Current-Channel 1
Package / Case
Length
Width
Height
Industry
Series
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 4.75 36 Vdc input, 1.8 Vdc output, SIP
Datasheet
82In Stock
Min.: 1
Mult.: 1
Non-Isolated 900 mW 24 V 4.75 V 36 V 1.8 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 11 36 Vdc input, 9 Vdc output, SIP
Datasheet
197In Stock
Min.: 1
Mult.: 1
Non-Isolated 4.5 W 24 V 11 V 36 V 9 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 8 36 Vdc input, 6.5 Vdc output, SIP
Datasheet
55In Stock
84Expected 2026-07-13
Min.: 1
Mult.: 1
Non-Isolated 3.25 W 24 V 8 V 36 V 6.5 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 18 36 Vdc input, 15 Vdc output, SIP
Datasheet
61In Stock
Min.: 1
Mult.: 1
Non-Isolated 7.5 W 24 V 18 V 36 V 15 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 6.5 36 Vdc input, 5 Vdc output, SIP
Datasheet
720In Stock
1,764On Order
Min.: 1
Mult.: 1
Non-Isolated 2.5 W 24 V 6.5 V 36 V 5 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 4.75 36 Vdc input, 3.3 Vdc output, SIP
Datasheet
267In Stock
252On Order
Min.: 1
Mult.: 1
Non-Isolated 1.65 W 24 V 4.75 V 36 V 3.3 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500
CUI Inc. DC/DC Converters - Through Hole dc-dc non-isolated, 0.5 A, 15 36 Vdc input, 12 Vdc output, SIP
Datasheet
1,092On Order
Min.: 1
Mult.: 1
Non-Isolated 6 W 24 V 15 V 36 V 12 V 500 mA SIP-3 11.6 mm (0.457 in) 7.6 mm (0.299 in) 10.2 mm (0.402 in) Industrial P78B-500