# Non Isolated POL DC/DC Converter, ITE, 1 Output, 6 W, 12 V, 500 mA, Fixed, Adjustable

![Product image](https://novapart.co/image/farnell:3935151/)

**URL**: https://novapart.co/products/MP-K7812T-500R3(100)/non-isolated-pol-dc-converter-ite-1-output-6-w-12
**SKU**: MP-K7812T-500R3(100)
**Manufacturer**: MULTICOMP PRO
**Category**: Power & Line Protection || Power Supplies || DC / DC Converters || DC / DC Non Isolated Board Mount Converters - Fixed Output
**Price**: €1.2700
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Depth | 15.24mm |
| Width | 11.4mm |
| Height | 8.25mm |
| Product Range | MP-K78-500R3 |
| No. Of Outputs | 1 Output |
| Output Power Max | 6W |
| Output Current Max | 500mA |
| Output Voltage Nom | 12V |
| Input Voltage Dc Max | 36V |
| Input Voltage Dc Min | 15V |
| Dc / Dc Converter Type | Surface Mount DIP |
| Power Supply Approvals | ITE |
| Dc / Dc Converter Mounting | Surface Mount Device |
| Dc / Dc Converter Output Type | Fixed, Adjustable |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3935151/)

## **Non Isolated Board Mount DC / DC Converters** 

Wide input voltage Non-isolated and Regulated Single Output 

## **Description** 

MP-K78_T-500R3 series are high efficiency switching regulators. The converters feature high efficiency, low loss and short circuit protection in a compact SMD package. These products are widely used in applications such as industrial control, instrumentation and electric power. 

## **Features** 

- High efficiency up to 95% 

- No-load input current as low as 0.2mA 

- Operating ambient temperature range -40°C to +85°C 

- Output short-circuit protection 

- SMD package 

- EN62368 Approval 

|**Selection Guide**|**Selection Guide**|**Selection Guide**|**Selection Guide**|**Selection Guide**|**Selection Guide**|
|---|---|---|---|---|---|
|**Part Number**|**Input Voltage (VDC)***|**Output**||**Full Load Efficiency**<br>**(%) Typ. Vin Min./**<br>**Vin Nominal / Vin**<br>**Max.**|**Capacitive**<br>**Load (µF)**<br>**Max.**|
||**Nominal (Range)**|**Voltage (VDC)**|**Current (mA)**<br>**Max.**|||
|MP-K7803T-500R3|24 (4.75-36)|3.3|500|86/80|680|
|MP-K7803T-500R3(100)||||||
|MP-K7805T-500R3|24 (6.5-36)|5||90/84||
|MP-K7805T-500R3(100)||||||
|MP-K7812T-500R3|24 (15-36)|12||94/91||
|MP-K7812T-500R3(100)||||||
|Note: * For input voltage exceeding30 VDC, an input capacitor of 22uF/50V is required.||||||



Note: * For input voltage exceeding 30 VDC, an input capacitor of 22uF/50V is required. 

|**Input Specifications**|**Input Specifications**|**Input Specifications**|**Input Specifications**|**Input Specifications**|**Input Specifications**|
|---|---|---|---|---|---|
|**ecifications**<br>**Item**|**ecifications**<br>**Operating Conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|No-load Input Current||--|0.2|1.5|mA|
|Reverse Polarityat Input||Avoid / Notprotected||||
|Input Filter||Capacitance filter||||
|Ctrl*|Module on|Ctrlpin open orpulled high(TTL 3.5-5.5VDC)||||
||Module off|Ctrlpinpulled low to GND(0-0.8VDC)||||
||Input current when off|--|30|100|uA|
|Note: *The Ctrlpin voltage is referenced to input GND.||||||



Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 

09/03/22 V1.0 

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## **Non Isolated Board Mount DC / DC Converters** 

|**Output Specifcations**|||||||
|---|---|---|---|---|---|---|
|**Item**|**Operating Conditions**||**Min.**|**Typ.**|**Max.**|**Unit**|
|Voltage Accuracy|Full load, input voltage<br>range|3.3 VDC output|--|±2|±4|%|
|||Others|--||±3||
|Linear Regulation|Full load, input voltage range||--|±0.2|±4||
|Load Regulation|Nominal input voltage|3.3 VDC output|--|±0.6|--||
||10% -100% load|Others|--|±3|--||
|Ripple & Noise*|20MHz bandwidth,<br>nominal input voltage|3.3 VDC output,<br>20% -100% load|--|20|50|mVp-p|
||||--||||
|||Others, 10% -100% load|||||
|Temperature Coefcient|Operatingtemperature -40°C to +85°C||--|--|±0.03|%/°C|
|Transient Response Deviation|Nominal input voltage, 25% load step change||--|50|200|mV|
|Transient RecoveryTime|||--|0.2|1|ms|
|Short-circuit Protection|Nominal input voltage||Continuous, self-recovery||||
|Vadj|Input voltage range||--|±10|--|%Vo|
|Note: *<br>1.  The “parallel cable” method is used for Ripple and Noise test, please refer to DC-DC Converter Application Notes for<br>specifc information;<br>2.  With light loads at or below 20%, Ripple & Noise for 3.3V output parts increases to 100mVp-p max. and a load below<br>10% for 5V/6.5V/9V/12V/15V outputprats levels increase to 150mVp-pmax.|||||||



|**General Specifcations**|**General Specifcations**|**General Specifcations**|**General Specifcations**|**General Specifcations**|**General Specifcations**|
|---|---|---|---|---|---|
|**Item**|**Operating Conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|OperatingTemperature|See Fig. 1|-40|--|+85|°C|
|Storage Temperature||-55|--|+125||
|Storage Humidity|Non-condensing|5|--|95|%RH|
|Refow Soldering Temperature||Peak temperature ≤245°C, duration ≤60s<br>max. over 217°C.<br>Also refer to IPC/JEDEC J-STD-020D.1.||||
|SwitchingFrequency|Full load, nominal input voltage|--|1|--|MHz|
|MTBF|MIL-HDBK-217F@25°C|8552|--|--|K hours|



## **Mechanical Specifications** 

|**Mechanical Specifcations**|**Mechanical Specifcations**|
|---|---|
|Case Material|Blackplastic; fame-retardant and heat-resistant(UL94 V-0)|
|Dimensions|15.24mm × 11.4mm × 8.25mm|
|Weight|1.5g (Typ.)|
|CoolingMethod|Free air convection|



Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 

09/03/22 V1.0 

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## **Non Isolated Board Mount DC / DC Converters** 

|**Electromagnetic Compatibility (EMC)**|**Electromagnetic Compatibility (EMC)**|**Electromagnetic Compatibility (EMC)**|**Electromagnetic Compatibility (EMC)**|
|---|---|---|---|
|Emissions|CE|CISPR32/EN55032<br>CLASS B(see Fig. 4-2 for recommended circuit)||
||RE|CISPR32/EN55032<br>CLASS B(see Fig. 4-2 for recommended circuit)||
|Immunity|ESD*|IEC/EN 61000-4-2<br>Contact ±4KV|perf. Criteria B|
||RS|IEC/EN 61000-4-3<br>10V/m|perf. Criteria A|
||CS|IEC/EN 61000-4-4<br>±1KV(see Fig. 4-1 for recommended circuit)|perf. Criteria B|
||EFT|IEC/EN 61000-4-5<br>line to line ±1KV(see Fig. 4-1 for recommended circuit)|perf. Criteria B|
||Surge|IEC/EN 61000-4-6<br>3Vr.m.s|perf. Criteria A|



Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 

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## **Non Isolated Board Mount DC / DC Converters** 

## **Design Reference** 

## 1. Typical application 

**==> picture [49 x 6] intentionally omitted <==**

**----- Start of picture text -----**<br>
MP-K78_T-500R3<br>**----- End of picture text -----**<br>


|Part Number|C1<br>(ceramic<br>capacitor)|C2<br>(ceramic<br>capacitor)|Ra1/Ra2 (Vadj<br>resistance|
|---|---|---|---|
|MP-K7803T-500R3|10µF/50V|22µF/10V|Refer to Vadj<br>resistance<br>calculation|
|MP-K7803T-500R3(100)||||
|MP-K7805T-500R3||22µF/16V||
|MP-K7805T-500R3(100)||||
|MP-K7812T-500R3||22µF/25V||
|MP-K7812T-500R3(100)||||



table 1 

## **Notes:** 

1. The required C1 and C2 capacitors must be connected as close as possible to the terminals of the module; 

2.  Refer to Table 1 for C1 and C2 capacitor values. For certain applications, increased values and/or tantalum or low ESR electrolytic capacitors may also be used instead; 

3. Converter cannot be used for hot swap and with output in parallel; 

4.  To further reduce the output ripple and noise, we suggested the use of a “LC” filter at the output terminals, with an inductor value (L) of 10µH-47µH. 

**==> picture [49 x 6] intentionally omitted <==**

**----- Start of picture text -----**<br>
MP-K78_T-500R3<br>**----- End of picture text -----**<br>


## **2.  EMC compliance circuit** 

|FUSE|MOV|LDM1|C0|C1/C2|C5|LDM2|
|---|---|---|---|---|---|---|
|Select fuse value according to actual<br>input current|S20K30|82µH|680µF<br>/50V|Refer to table 1|4.7µF /50V|12µH|



Note: Part 1 in Fig. 4 shows Immunity compliance filter and part 2 filter for Emission compliance; depending on requirement both filters 1 and 2 can be used in series as shown. 

Newark.com/multicomp-pro Farnell.com/multicomp-pro Element14.com/multicomp-pro 

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## **Non Isolated Board Mount DC / DC Converters** 

## **3. Trim Function for Output Voltage Adjustment (open if unused)** 

|Vout(V)|R1(KΩ)|R2(KΩ)|R3(KΩ)|Vref(V)|
|---|---|---|---|---|
|1.5|7.5|7.5|15|0.75|
|1.8|35.7|26.29|100|0.765|
|2.5|27|11.858|51|0.765|
|3.3|33|9.9|47|0.765|
|5|75|13.5|75|0.765|
|6.5|75|10|51|0.765|
|9|51|4.7|27|0.765|
|12|75|5.1|27|0.765|
|15|82|4.423|27|0.765|



**Note:** The 1.5V model’s output voltage can only be adjusted up (Vadj up) and cannot be adjusted to a lower voltage (Vadj down is not applicable) 

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## **Non Isolated Board Mount DC / DC Converters** 

## **Dimensions and Recommended Layout** 

## Notes: 

1.  The specified maximum capacitive load is tested under full load condition and over the input voltage range; 

2.  All parameters in this datasheet were measured under following conditions: Ta=25°C, relative humidity <75%RH, nominal input voltage and rated output load (unless otherwise specified); 

3.  All index testing methods in this datatable are based on our Company’s corporate standards; 

4.  The performance indexes of the product models listed in this manual are as above, but some indexes of non-standard model products will exceed the above-mentioned requirements, and please directly contact with our technician for specific information; 

5. Products are related to laws and regulations: see "Features" and "EMC"; 

6.  Our products shall be classified according to ISO14001 and related environmental laws and regulations, and shall be handled by qualified units. 

**Important Notice :** This data sheet and its contents (the “Information”) belong to the members of the AVNET group of companies (the “Group”) or are licensed to it. No licence is granted for the use of it other than for information purposes in connection with the products to which it relates. No licence of any intellectual property rights is granted. The Information is subject to change without notice and replaces all data sheets previously supplied. The Information supplied is believed to be accurate but the Group assumes no responsibility for its accuracy or completeness, any error in or omission from it or for any use made of it. Users of this data sheet should check for themselves the Information and the suitability of the products for their purpose and not make any assumptions based on information included or omitted. Liability for loss or damage resulting from any reliance on the Information or use of it (including liability resulting from negligence or where the Group was aware of the possibility of such loss or damage arising) is excluded. This will not operate to limit or restrict the Group’s liability for death or personal injury resulting from its negligence. Multicomp Pro is the registered trademark of Premier Farnell Limited 2019. 

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## Links

- [View this product on Novapart](https://novapart.co/products/MP-K7812T-500R3(100)/non-isolated-pol-dc-converter-ite-1-output-6-w-12)
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- [Supplier page](https://es.farnell.com/en-ES/multicomp-pro/mp-k7812t-500r3-100/dc-dc-converter-12v-0-5a/dp/3935151)
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