# Bridge Rectifier, Single Phase, 1.6 kV, 25 A, FO-A, 4 Pins, 1.37 V

![Product image](https://novapart.co/image/farnell:4748324/)

**URL**: https://novapart.co/products/VBO25-16AO2/bridge-rectifier-single-phase-16-kv-25-a-fo-4-pins
**SKU**: VBO25-16AO2
**Manufacturer**: LITTELFUSE
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Bridge Rectifier Diodes
**Price**: €18.7300
**Stock**: 10+
**Lead Time**: 120 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 4Pins |
| No. Of Phases | Single Phase |
| Product Range | - |
| Forward Voltage Max | 1.37V |
| Forward Surge Current | 400A |
| Average Forward Current | 25A |
| Bridge Rectifier Mounting | Panel Mount |
| Operating Temperature Max | 125°C |
| Bridge Rectifier Case Style | FO-A |
| Repetitive Peak Reverse Voltage | 1.6kV |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4748324/)

## **VBO25-16AO2** 

## **Avalanche Rectifier Module** 

**VRRM** _**=**_ **1600 V I FAV** _**=**_ **25 A VF** _**=**_ **1.13 V** 

## 1~ Rectifier Bridge 

## **Part number** 

## **VBO25-16AO2** 

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+<br>D1 D3<br>~<br>~<br>D2 D4<br>-<br>**----- End of picture text -----**<br>


## **Features / Advantages:** 

- Planar passivated chips 

- Very low leakage current 

- Very low forward voltage drop 

- Improved thermal behaviour 

## **Applications:** 

- Diode for main rectification 

- For one phase bridge configurations 

- Supplies for DC power equipment 

- Input rectifiers for PWM inverter 

- Battery DC power supplies 

## FO-A 

## **Package:** 

   - Isolation Voltage:          V~3000 

   - Industry standard outline 

   - RoHS compliant 

   - ¼“ fast-on terminals 

   - Easy to mount with one screw 

- Field supply for DC motors 

## **Disclaimer Notice** 

Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/disclaimer-electronics. 

IXYS reserves the right to change limits, conditions and dimensions. 

Data according to IEC 60747and per semiconductor unless otherwise specified 

20200622c 

© 2020 IXYS all rights reserved 

**VBO25-16AO2** 

|**Ratings**<br>**Rectifier**|**Ratings**<br>**Rectifier**|**Ratings**<br>**Rectifier**|**Ratings**<br>**Rectifier**|**Ratings**<br>**Rectifier**|**Ratings**<br>**Rectifier**|
|---|---|---|---|---|---|
|**Symbol**<br>**Definition**<br>**Conditions**||**min.**|**typ.**|**max.**|**Unit**|
|**VRSM**<br>_max. non-repetitive reverse blocking voltage_<br>T    =   25°C<br>VJ||||1700|V|
|**VRRM**<br>_max. repetitive reverse blocking voltage_<br>T    =   25°C<br>VJ||||1600|V|
|**IR**<br>_reverse current_|V    =          V<br>R<br>T    =   25°C<br>VJ<br>T    =       °C<br>VJ<br>V    =          V<br>R<br>1600<br>150<br>1600|||100<br>1|mA<br>µA|
|**VF**<br>_forward voltage drop_|T    =   25°C<br>VJ<br>I  =          A<br>F<br>25<br>I  =          A<br>F<br>50|||1.18<br>1.37|V<br>V|
||T    =       °C<br>VJ<br>I  =          A<br>F<br>25<br>I  =          A<br>F<br>50<br>125|||1.13<br>1.37|V<br>V|
|**I**<br>**DAV**<br>_bridge output current_|T  =       °C<br>C<br>125<br>T    =       °C<br>VJ<br>150<br>d =<br>rectangular<br>0.5|||25|A|
|**VF0**<br>T    =       °C<br>VJ<br>150<br>**rF**<br>_threshold voltage_<br>_slope resistance_<br>_for power loss calculation only_||||0.88<br>9.6|V<br>mΩ|
|**R**<br>_thermal resistance junction to case_<br>**thJC**||||2|K/W|
|**R**<br>_thermal resistance case to heatsink_<br>**thCH**|||0.4||K/W|
|**Ptot**<br>_total power dissipation_|T    =   25°C<br>C|||60|W|
|**IFSM**<br>_max. forward surge current_|t =  10 ms; (50 Hz), sine<br>T    =   45°C<br>VJ<br>V    = 0 V<br>R<br>t = 8,3 ms; (60 Hz), sine|||370<br>400|A<br>A|
||T    =       °C<br>VJ<br>150<br>V    = 0 V<br>R<br>t =  10 ms; (50 Hz), sine<br>t = 8,3 ms; (60 Hz), sine|||315<br>340|A<br>A|
|**I²t**<br>_value for fusing_|T    =   45°C<br>V    = 0 V<br>t =  10 ms; (50 Hz), sine<br>t = 8,3 ms; (60 Hz), sine<br>VJ<br>R|||685<br>665|A²s<br>A²s|
||T    =       °C<br>150<br>V    = 0 V<br>t =  10 ms; (50 Hz), sine<br>t = 8,3 ms; (60 Hz), sine<br>VJ<br>R|||495<br>480|A²s<br>A²s|
|**CJ**<br>_junction capacitance_|V  =          V;<br>400<br>T    =   25°C<br>f = 1 MHz<br>R<br>VJ||11||pF|
|**PRSM**<br>_max. surge reverse dissipation_|t   = 10  µs<br>p<br>T    =       °C<br>VJ<br>150|||3.4|kW|



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IXYS reserves the right to change limits, conditions and dimensions. 

Data according to IEC 60747and per semiconductor unless otherwise specified 

20200622c 

© 2020 IXYS all rights reserved 

## **VBO25-16AO2** 

|**Symbol**<br>**Definition**<br>**Conditions**|**Symbol**<br>**Definition**<br>**Conditions**|**min.**|**typ.**|**max.**|**Unit**|
|---|---|---|---|---|---|
|**I RMS**<br>_RMS current_<br>per terminal<br>~~—~~||~~—~~|~~—~~|100<br>~~—~~|A|
|**TVJ**<br>_virtual junction temperature_<br>~~—~~||-40<br>~~—~~|~~—~~|150<br>~~—~~|°C|
|**Top**<br>_operation temperature_||-40||125|°C|
|**Tstg**<br>_storage temperature_||-40||125|°C|
|**Weight**|||15||g|
|**M D**<br>_mounting torque_<br>~~i~~||1.5<br>~~i~~|~~i~~|2<br>~~i~~|Nm|
|**dSpp/App**<br>_creepage distance on surface | striking distance through air_<br>**dSpb/Apb**<br>_terminal to backside_<br>_terminal to terminal_|13.0<br>~~i~~<br>~~fo~~|9.5<br>~~i~~<br>~~fo~~|~~i~~<br>~~fo~~|~~i~~|mm<br>mm|
|**V**<br>t = 1 second<br>t = 1 minute<br>_isolation voltage_<br>50/60 Hz, RMS; I≤1 mA<br>ISOL<br>**ISOL**<br>~~fo~~||3000<br>2500<br>~~fo~~|~~fo~~||V<br>V|



Logo VBO XX-XXXXX yywwZ ~~s~~ s] Part Number Date Code/Location **Ordering Ordering Number Marking on Product Delivery Mode Quantity Code No.** ~~—————————~~ Standard VBO25-16AO2 VBO25-16AO2 Box 10 424463 

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**----- Start of picture text -----**<br>
 Equivalent Circuits for Simulation * on die level T    =VJ 150°C<br>I V0 R 0 Rectifier<br>~<br>V 0 max threshold voltage 0.88 V<br>R0 max slope resistance * 8.4 mΩ<br>**----- End of picture text -----**<br>


IXYS reserves the right to change limits, conditions and dimensions. 

Data according to IEC 60747and per semiconductor unless otherwise specified 

20200622c 

© 2020 IXYS all rights reserved 

**VBO25-16AO2** 

## **Outlines FO-A** 

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Ø 10.5<br>6.3 x 0.8 6.3<br>0.1 - 0.5<br>Ø 5.5<br>min. 1.65<br>+<br>9<br>18<br>14.5<br>10<br>2x 45°<br>~ ~  19  28.9<br>□<br>□<br>**----- End of picture text -----**<br>


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**----- Start of picture text -----**<br>
+<br>D1 D3<br>~<br>~<br>D2 D4<br>-<br>**----- End of picture text -----**<br>


IXYS reserves the right to change limits, conditions and dimensions. 

Data according to IEC 60747and per semiconductor unless otherwise specified 

20200622c 

© 2020 IXYS all rights reserved 

**VBO25-16AO2** 

## **Rectifier** 

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**----- Start of picture text -----**<br>
60 350 800<br>50 Hz0.8 x V RRM VR = 0 V<br>300<br>600<br>40<br>IF 250 TVJ = 45°C I [2] t<br>IFSM TVJ = 45°C<br>[A] 200 400<br>20 TVJ = [A] TVJ = 150°C [A [2] s] TVJ = 150°C<br>125°C 150<br>150°C<br>200<br>TVJ = 25°C<br>0 100<br>0.6 0.8 1.0 1.2 1.4 1.6 10 [-3] 10 [-2] 10 [-1] 10 [0] 1 10<br>VF [V] t [s] t [ms]<br>Fig. 1 Forward current vs. Fig. 2 Surge overload current Fig. 3 I [2] t vs. time per diode<br>voltage drop per diode vs. time per diode<br>60<br>28 DC = R thJA :<br>1 0.6 KW DC =<br>24 0.5 0.8 KW 1<br>0.4 1 KW 0.5<br>20 0.33 2 KW 40 0.4<br>0.17<br>Ptot 16 0.08 48 KWKW IF(AV)M 0.33 0.17<br>[W] 12 [A] 0.08<br>20<br>8<br>4<br>0 0<br>0 4 8 12 16 20 24 0 25 50 75 100 125 150 175 0 25 50 75 100 125 150<br>IdAVM [A] TA [°C] TC [°C]<br>**----- End of picture text -----**<br>


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Fig. 4 Power dissipation vs. forward current<br>and ambient temperature per diode<br>**----- End of picture text -----**<br>


Fig. 5 Max. forward current vs. case temperature per diode 

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2.5<br>2.0<br>Constants for ZthJC calculation:<br>1.5<br>ZthJC i Rth (K/W) ti (s)<br>1.0 1 0.061 0.001<br>[K/W] 2 0.203 0.008<br>0.5 3 0.500 0.250<br>4 0.703 0.060<br>0.0 5 0.533 0.300<br>1 10 100 1000 10000<br>t [ms]<br>**----- End of picture text -----**<br>


Fig. 6  Transient thermal impedance junction to case vs. time per diode 

IXYS reserves the right to change limits, conditions and dimensions. 

Data according to IEC 60747and per semiconductor unless otherwise specified 

20200622c 

© 2020 IXYS all rights reserved 



## Links

- [View this product on Novapart](https://novapart.co/products/VBO25-16AO2/bridge-rectifier-single-phase-16-kv-25-a-fo-4-pins)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/littelfuse/vbo25-16ao2/bridge-rectifier-25a-1-6kv-fo/dp/4748324)
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