# Non Isolated POL DC/DC Converter, ITE, DIP, 1 Output, 24 W, 12 V, 2 A

![Product image](https://novapart.co/image/farnell:4830050/)

**URL**: https://novapart.co/products/B78C12-2R0-R1/non-isolated-pol-dc-converter-ite-dip-1-output-24
**SKU**: B78C12-2R0-R1
**Manufacturer**: PULSE ELECTRONICS
**Category**: Power & Line Protection || Power Supplies || DC / DC Converters || DC / DC Non Isolated Board Mount Converters - Fixed Output
**Price**: €4.0100
**Stock**: 50+
**Lead Time**: 80 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (04-Feb-2026) |
| Depth | 11.6mm |
| Width | 8.5mm |
| Height | 17.5mm |
| Product Range | B78C Series |
| No. Of Outputs | 1 Output |
| Output Power Max | 24W |
| Output Current Max | 2A |
| Output Voltage Nom | 12V |
| Input Voltage Dc Max | 36V |
| Input Voltage Dc Min | 15V |
| Dc / Dc Converter Type | DIP |
| Power Supply Applications | ITE |
| Dc / Dc Converter Mounting | Through Hole |
| Dc / Dc Converter Output Type | Fixed |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4830050/)

DC-DC Converters (Non-isolated) 1.6W to 24W DIP B78C/E/HB/OBxx series 

aYAGEO company _Input Voltage Range:  6-36V, 15-36V, 18-36V, 9-7V and 17-72V Output Voltage Range: 3.3V to 12V,  Single_ 

_Power Level: 1.6W to 24W_ 

_Isolation: 1.5kVdc_ 

_Efficiency : up to 97% , no heatsinks required Operating Temperature Range: -40[o] C to +85[o] C Additional Features: IEC/EN 62368-1 Approved_ : _Low Ripple and NoiseOutput Short Circuit protection Thermal Shut-Down_ ) 

## Electrical Specification @ 25[o] C （ For B78EXX-0R5 ） 

|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|Electrical Specification @ 25[o]C（For B78EXX-0R5）|
|---|---|---|---|---|---|---|---|
|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)||Eff . (%).||Capacitive<br>Load(uF)<br>Max.|
||||Min. Load|Full. Load|Vin_Min.|Vin_Max.||
|B78E03-0R5|6-30V  Nominal:24V|3.3|0|500|90|80|680|
|B78E05-0R5|7-36V  Nominal:24V|5|0|500|94|84|680|
|B78E6R5-0R5|8-36V  Nominal:24V|6.5|0|500|94|84|470|
|B78E12-0R5|15-36V  Nominal:24V|12|0|500|97|92|100|
|B78E15-0R5|18-36V  Nominal:24V|15|0|500|97|94|100|



## Electrical Specification @ 25[o] C（For B78EXX-1R0） 

|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|Electrical Specification @ 25[o]C（For B78EXX-1R0）（For B78EXX-1R0）For B78EXX-1R0））|
|---|---|---|---|---|---|---|---|
|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)||Eff . (%)||Capacitive Load,<br>max. (uF)|
||||Min. Load(1)|Full. Load|Vin_min|Vin_max||
|B78E03-1R0-R2|6-36V  Nominal:24V|3.3|0|1000|88|78|1000|
|B78E05-1R0-R2|7-36V  Nominal:24V|5|0|1000|92|84|1000|
|B78E12-1R0-R2|15-36V  Nominal:24V|12|0|1000|96|92|1000|



## Electrical Specification @ 25[o] C（For B78CXX-2R0-R1） 

|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|Electrical Specification @ 25[o]C（For B78CXX-2R0-R1）（For B78CXX-2R0-R1）For B78CXX-2R0-R1））|
|---|---|---|---|---|---|---|---|
|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)||Eff . (%)||Capacitive Load,<br>max. (uF)|
||||Min. Load(1)|Full. Load|Vin_min|Vin_max.||
|B78C05-2R0-R1|6.5-36V Nominal:12V|5|0|2000|93|90|660|
|B78C12-2R0–R1|15-36V  Nominal:24V|12|0|2000|97|93|470|



1 PulseElectronics.com DC001.A (06/23) JS oo 

## DC-DC Converters (Non-isolated) 1.6W to 24W DIP 

B78C/E/HB/OBxx series 

## Electrical Specification @ 25[o] C（For B78HBXX-0R5） 

|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|Electrical Specification @ 25[o]C（For B78HBXX-0R5）（For B78HBXX-0R5）For B78HBXX-0R5））|
|---|---|---|---|---|---|---|---|
|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)||Eff . (%)<br>Capacitive Load,||Capacitive Load,<br>max. (uF)|
||||Min. Load(1)|Full. Load|Vin_min|Vin_max.||
|B78HB05-0R5<br>~~es~~|9-72V  Nominal:48V|5.0|0|500|90|81|330|
|B78HB12-0R5<br>~~es~~|17-72V   Nominal:48V|12|0|500|95|88|330|



## Electrical Specification @ 25[o] C（For B78OXX-1R5） 

|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|Electrical Specification @ 25[o]C（For B78OXX-1R5）（For B78OXX-1R5）For B78OXX-1R5））|
|---|---|---|---|---|---|---|---|
|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)||Eff . (%)||Capacitive Load,<br>max. (uF)|
||||Min. Load(1)|Full. Load|Vin_min|Vin_max.||
|B78O03-1R5-R2|7-36V  Nominal:12V|3.3|0|1500|93|91|1200|
|B78O05-1R5-R2|7-36V  Nominal:12V|5|0|1500|95|92|660|



## Electrical Specification @ 25[o] C（For B78OXX-3R0） 

|Model   Number|Input Voltage Range|Output<br>Voltage(V)|Output Current (mA)<br>Min. Load(1)<br>Full. Load|Eff . (%)<br>Vin_min<br>Vin_max.|Capacitive Load,<br>max. (uF)|
|---|---|---|---|---|---|
|B78O05-3R0|7-36V  Nominal:12V|5|0<br>3000|94<br>92|2200|



## **Process and Materials** 

1. Storage Temperature:    -55[o] C to +125[o] C 

2. Compliance to J-STD: 

- A. J-STD-002:  Solderability of Dipping at 255~260[o] C 

- B. J-STD-020: Moisture Sensitive Level 1 

3. All parts are packaged in tubes - see page 5 and 6 for details 

4. For full electrical characteristics, curves and applications, please refer to the detailed specification sheets available on request. 

5. Lead Frame: Cooper Alloy Underplated: Half Hard Ductile Nickel 40-118" (1.0 -3.0um) Over plated: 100% Tin electro-deposited per 240~400u"Min(6~10um) Finish: Matte finish 100% Tin solder 

2 PulseElectronics.com DC001.A (06/23) —wee 

DC-DC Converters (Non-isolated) 1.6W to 24W DIP B78C/E/HB/OBxx series 

## **Mechanical** 

## **B78EXX-0R5 / B78EXX-1R0-R2** 

**==> picture [93 x 118] intentionally omitted <==**

**----- Start of picture text -----**<br>
B78EXX-0R5<br>PIN  Define<br>1  VIN<br>2  GND<br>3  Vout<br>Unit: mm<br>Pin Section tolerances +/-0.1<br>General tolerances +/-0.5<br>**----- End of picture text -----**<br>


**B78CXX-2R0-R1** [Ld 

|||B78CXX-2R0-R1|
|---|---|---|
||PIN<br>1|Define<br>Positive|
||2<br>3|Common(Ground)<br>Positive Output|
||||
|Unit: mm|||
|Pin Section tolerances +/-0.1<br>General tolerances +/-0.5|||



## oo 

**B78HBXX-0R5** 

|||B78HBXX-0R5||
|---|---|---|---|
||PIN|Define||
||1|VIN||
||2|GND||
||3|Vout||
|||||
|Unit: mm||||
|Pin Section tolerances +/-0.1||||
|General tolerances +/-0.5||||



PulseElectronics.com 

DC001.A (06/23) 

3 

DC-DC Converters (Non-isolated) 1.6W to 24W DIP B78C/E/HB/OBxx series 

**B78OXX-1R5-R2** Me 

||B78OXX-1R5-R2|
|---|---|
|PIN|Define|
|1|Positive Input|
|2|Common(Ground)|
|3|Positive Output|



Unit: mm(inch for reference only) Pin Section tolerances +/-0.1 General tolerances +/-0.5 

**B78OXX-3R0** ee 

||B78OXX-3R0|
|---|---|
|PIN|Define|
|1|Positive Input|
|2|Common(Ground)|
|3|Positive Output|



Unit: mm(inch for reference only) Pin Section tolerances +/-0.1 General tolerances +/-0.5 

## **Wave Soldering Temperature Curve** 

**==> picture [238 x 167] intentionally omitted <==**

**----- Start of picture text -----**<br>
° C<br>300<br> 255°C-265°C<br>270    3.0~5.0sec<br>240<br>210<br>180<br>150<br>120 100-110°C<br>90 90°C<br>5°CMAX<br>60<br>30-50sec<br>30<br>60-90sec    preheat area<br>0<br>**----- End of picture text -----**<br>


`20 40 60 80 100 120 140 160 180 200 sec` 4 PulseElectronics.com DC001.A (06/23) A ~~a~~ py 

DC-DC Converters (Non-isolated) 1.6W to 24W DIP B78C/E/HB/OBxx series 

## **Carton Package** 

## **B78EXX-0R5** 、 **B78EXX-1R0-R2** 

## **B78CXX-2R0-R1** 

## **B78HBXX-0R5** 

PulseElectronics.com 

DC001.A (06/23) 

5 

## DC-DC Converters (Non-isolated) 1.6W to 24W DIP 

B78C/E/HB/OBxx series 

## **B78OXX-1R5-R2** 

## **B78OXX-3R0** 

## For More Information: 

**Americas -** prodinfo_network_americas@yageo.com  | **Europe -** prodinfo_network_emea@yageo.com  | **Asia -** prodinfo_network_asia@yageo.com 

Performance warranty of products offered on this data sheet is limited to the parameters specified. Data is subject to change without notice. Other brand and product names mentioned herein may be trademarks or registered trademarks of their respective owners. © Copyright, 2023. Pulse Electronics, Inc. All rights reserved. 

PulseElectronics.com 

DC001.A (06/23) 

6 



## Links

- [View this product on Novapart](https://novapart.co/products/B78C12-2R0-R1/non-isolated-pol-dc-converter-ite-dip-1-output-24)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/pulse-electronics/b78c12-2r0-r1/dc-dc-converter-12v-2a-24w/dp/4830050)
---

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