# Fast / Ultrafast Diode, Turbo 2, 1.2 kV, 75 A, Single, 3.2 V, 55 ns, 370 A

![Product image](https://novapart.co/image/farnell:3366901/)

**URL**: https://novapart.co/products/STTH75S12W/fast-ultrafast-diode-turbo-2-12-kv-75-a-single-32
**SKU**: STTH75S12W
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Fast & Ultrafast Recovery Rectifier Diodes
**Price**: €1.9900
**Stock**: 500+
**Lead Time**: 127 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2 Pin |
| Product Range | - |
| Qualification | - |
| Diode Case Style | DO-247 |
| Diode Configuration | Single |
| Forward Voltage Max | 3.2V |
| Forward Surge Current | 370A |
| Reverse Recovery Time | 55ns |
| Average Forward Current | 75A |
| Operating Temperature Max | 175°C |
| Repetitive Peak Reverse Voltage | 1.2kV |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3366901/)

## **STTH75S12** 

## Turbo 2 ultrafast high voltage rectifier 

− **Datasheet production data** 

## **Description** 

**==> picture [110 x 118] intentionally omitted <==**

**----- Start of picture text -----**<br>
K (<br>\ XS \<br>A<br>DO-247 A<br>K<br>**----- End of picture text -----**<br>


The STTH75S12 is developed using ST’s Turbo 2 1200 V technology. It is well-suited as a boost diode, especially for use in UPS. 

**Table 1. Device summary** 

|**Symbol**|**Value**|
|---|---|
|IF(AV)|75 A|
|VRRM|1200 V|
|trr(typ)|40 ns|
|VF(typ)|1.9 V|
|Tj(max)|175 °C|



## **Features** 

- Ultrafast switching 

- Low reverse current 

- Low thermal resistance 

- Reduces switching and conduction losses 

September 2014 

DocID026666 Rev 1 

1/8 

This is information on a product in full production. 

_www.st.com_ 

**Characteristics** 

**STTH75S12** 

**1 Characteristics** 

**Table 2. Absolute ratings (limiting values at Tj = 25 °C, unless otherwise specified) Symbol Parameter Value Unit** VRRM Repetitive peak reverse voltage 1200 V I Forward rms current 106 A F(RMS) IF(AV) Average forward current, δ = 0.5 Tc = 80 °C 75 A IFSM Surge non repetitive forward current tp = 10 ms sinusoidal 370 A Tstg Storage temperature range -65 to +175 °C ~~——=~~ Tj Maximum operating junction temperature 175 °C **Table 3. Thermal parameters Symbol Parameter Value Unit** R Junction to case 0.35 °C/W th(j-c) **Table 4. Static electrical characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit** IR(1) Reverse leakage current Tj = 25 °C VR = VRRM 50 µA T = 150 °C 0.2 2 mA j T = 25 °C 3.2 VF(2) Forward voltage drop j IF = 75 A V T = 150 °C 1.9 2.7 ~~ee~~ j 1. Pulse test: tp = 5 ms, δ < 2% 2. Pulse test: tp = 380 µs, δ < 2% 

To evaluate the conduction losses use the following equation: P = 1.8 x IF(AV) + 0.012 IF[2] (RMS) **Table 5. Dynamic characteristics Symbol Parameter Test conditions Min. Typ. Max. Unit** trr Reverse recovery time Tj = 25 °C dIIF = 1 A, VF/dt = 200 A/µsR = 30 V, 40 55 ns IRM Reverse recovery current 26 37 A S Softness factor T = 125 °C IF = 75A, VR = 600 V, 1.2 j dIF/dt = 200 A/µs QRR Reverse recovery charge 5300 nC ~~ST~~ 2/8 DocID026666 Rev 1 

**STTH75S12** 

**Characteristics** 

**Figure 1. Average forward power dissipation versus average forward current** 

**Figure 2. Forward voltage drop versus forward current (typical values)** 

**==> picture [438 x 137] intentionally omitted <==**

**----- Start of picture text -----**<br>
PF(AV)(W) IF(A)<br>300 1000.0<br>δ = 0.5 δ = 1<br>250 Ey EB Fee ==> S>=>=S>>>S>>>>—<br>δ = 0.2<br>efLTT TTip yay δ = 0.1 itedBEVeanvane Ax 100.0 eePe eer<br>200 aan δ = 0.05 TAT ==——_——=—_=— Tj = 150 °C<br>150 REALe OC 10.0 A ae T j  = 25 °C ===<br>aw Sen 4057-40 eeeee<br>100<br>| VAOa4/4040.) 4ath pt] T 1.0 ==——_SASLIVI“=ELELrftfeteyy fy<br>50<br>IF(AV)(A) δ = tp/T tp V F (V)<br>0 WZ FY ANA 0.1 AAS<br>0 ATi 10 20 i 30 40 50 60 an 70 80 90 100 0.0 PATE 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5<br>**----- End of picture text -----**<br>


**Figure 3. Forward voltage drop versus forward current (maximum values)** 

**Figure 4. Relative variation of thermal impedance, junction to case, versus pulse duration** 

**==> picture [443 x 135] intentionally omitted <==**

**----- Start of picture text -----**<br>
IF(A) Zth(j-c)/Rth(j-c)<br>1000.0 _———— 1.0 a aOe<br>0.9<br>BEER RRR ERR RRR RRR ERR RRR a<br>0.8<br>100.0<br>==ee Tj = 150 °C SS ee 0.7 LotFECHATTT TT TZ TTACEH<br>Sena eS sane eee eee ee 0.6 ee<br>10.0 seSA Tj = 25 °C ———— 0.5 Lot=FTita fTEePATTTT<br>0.4<br>BRERA HERR RR RRR ER RRR ERR = EEEE<br>0.3<br>1.0 Single pulse<br>pf 0.2 [| TTT AL<br>0.1 BRECYCLE ARfon RRR peepeeRRR RRR RRR RRR ERR VF(V) 1 0.10.0 eeEEEBedae EH t P (s)<br>0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 1.E-04 1.E-03 1.E-02 1.E-01 1.E+00<br>**----- End of picture text -----**<br>


**Figure 5. Peak reverse recovery current versus dIF/dt (typical values)** 

**Figure 6. Reverse recovery time versus dIF/dt (typical values)** 

**==> picture [444 x 137] intentionally omitted <==**

**----- Start of picture text -----**<br>
IRM(A) tRR(ns)<br>50 1000<br>40 Pot T V IjR = 125 °CF = 600 V  = IF(AV) y |e dt eer 800 FETT EET ety yy TVIjRF= 125 °C= 600 V= I F(AV)<br>PET Fit TTT tT Tt ert | HET P EEE Eee Ey<br>30 Lt ttt TTTTtTTTT eeeet 600 AEMITTEEPET ETTeyTT PTey PP<br>BERRA Ae AL TT TTT T TT eT<br>20 400<br>PEt ee EEE PITT TTT EE ET TT ETT<br>BEEP ZEEE Ftd Pe EE<br>10 LIL EE EEE EE 200 PEEL) Pee<br>ERE EEE EERE<br>dIF/dt(A/µs) dIF/dt(A/µs)<br>0 MELEE EEE EEE ETT 0 PEP ETT EEE TE ET<br>0 50 100 150 200 250 300 350 400 450 500 0 50 100 150 200 250 300 350 400 450 500<br>**----- End of picture text -----**<br>


DocID026666 Rev 1 

3/8 

**Characteristics** 

**STTH75S12** 

**Figure 7. Reverse recovery charges versus dI** F **/dt (typical values)** 

**Figure 8. Reverse recovery softness factor versus dI** F **/dt (typical values)** 

**==> picture [444 x 139] intentionally omitted <==**

**----- Start of picture text -----**<br>
QRR(nC) SFACTOR<br>10000 2.0<br>IF = I F(AV)<br>VR = 600 V IF = I F(AV)<br>8000 Tj = 125 °C 1.6 T V j R  = 125   = 600 V° C<br>aPEE TTTcecePETETT TTTTTTTTy Teeryy yy PTT P EI T ET ey T TET ETy T TETyyETTPTTyyer |<br>6000 1.2<br>FERCCEEBea REEECEE] | EEEA SEE<br>4000 0.8<br>Pitter TT TE TT TT Pitt rr TT TTT TTT TT YT<br>Lida EE Pi yA EE EEE<br>2000 DZREEEEER Ee 0.4 DZS<br>dIF/dt(A/µs) dI F /dt(A/µs)<br>0 EEE LTE TET ET Ey Eeeeeeeeeee yy ty 0.0 TERE PITT TTT ET TTT yy yy<br>0 50 100 150 200 250 300 350 400 450 500 0 50 100 150 200 250 300 350 400 450 500<br>**----- End of picture text -----**<br>


**Figure 9. Relative variations of dynamic parameters versus junction temperature** 

**Figure 10. Junction capacitance versus reverse voltage applied (typical values)** 

**==> picture [443 x 136] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.6 1000 C(pF)<br>1.4 —+—_+—_+—_}+— SFACTOR Reference: TV IR F  = I = 600 VF(AV)j = 125°C SSS ee V OSCF = 1 MHz T j = 30 mV= 25 °C RMS<br>1.2 ee | a OO ee ia<br>Oa ee ee SSS<br>1.0 a de a |<br>a LE PeTT<br>0.8 eS I RM ee =e 100 TN>a<br>0.60.4 ee||ee QRR ee Pee TTeeFEEFEEEEeectSSPHEErH<br>0.20.0 -—+—}—_——=——<$_——<——ee +} +—_;+— Tj( ° C) 4 10 CMCaaCIMC VR(V) IT<br>25 50 75 100 125<br>1 10 100 1000 10000<br>**----- End of picture text -----**<br>


4/8 

DocID026666 Rev 1 

**STTH75S12** 

**Package information** 

## **2 Package information** 

- Epoxy meets UL94, V0 

- Cooling method: by conduction (C) 

- Recommended torque value: 0.4 N·m to 0.6 N·m 

In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK[®] packages, depending on their level of environmental compliance. ECOPACK[®] specifications, grade definitions and product status are available at: _www.st.com_ . ECOPACK[®] is an ST trademark. 

**==> picture [401 x 513] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 11. DO-247 dimension definitions<br>V<br>V Dia<br>ie<br>i _ —<br>A<br>H<br>L5<br>L<br>L2<br>L4<br>f ee<br>F2 L1<br>F3<br>L3<br>D<br>V2<br>F<br>M E<br>G<br>am UL<br>DocID026666 Rev 1 5/8<br>**----- End of picture text -----**<br>


**STTH75S12** 

**Package information** 

**Table 6. DO-247 dimension values** 

||**Table 6. DO-247 dimension values**|**Table 6. DO-247 dimension values**|**Table 6. DO-247 dimension values**|**Table 6. DO-247 dimension values**|**Table 6. DO-247 dimension values**|**Table 6. DO-247 dimension values**|
|---|---|---|---|---|---|---|
|**Ref.**<br>~~a~~|**Dimensions**<br>~~a~~||||||
||**Millimeters**<br>~~a~~<br>~~ee~~<br>~~aee~~<br>|||**Inches**<br>~~a~~<br>~~ee~~<br>~~ee~~<br>~~ee~~<br>|||
||**Min.**<br>~~ee~~<br>~~a~~<br>|**Typ.**<br>~~ee~~<br>~~ee~~<br>|**Max.**<br>~~ee~~<br>~~ee~~<br>|**Min.**<br>~~ee~~<br>~~ee~~<br>|**Typ.**<br>~~ee~~<br>~~ee~~<br>|**Max.**<br>~~ee~~<br>~~ee~~<br>|
|A<br>~~a~~|4.85<br>~~a~~<br>|~~ee~~<br>|5.15<br>~~ee~~<br>|0.191<br>~~ee~~<br>|~~ee~~<br>|0.203<br>~~ee~~<br>|
|D<br>~~aee~~|2.20<br>~~a ~~<br>~~ee~~|~~ee~~<br>~~ee~~|2.60<br>~~ee ~~<br>~~ee~~|0.086<br> ~~ee~~<br>~~ee~~|~~ee~~<br>~~ee~~|0.102<br>~~ee~~<br>~~ee~~|
|E<br>~~es~~|0.40<br>~~es~~|~~es~~|0.80<br>~~es~~|0.015<br>~~es~~|~~es~~|0.031<br>~~es~~|
|F<br>~~es~~|1.00<br>~~es~~|~~es~~|1.40<br>~~es~~|0.039<br>~~es~~|~~es~~|0.055<br>~~es~~|
|F2<br>~~es~~|~~es~~|2.00<br>~~es~~|~~es~~|~~es~~|0.078<br>~~es~~|~~es~~|
|F3<br>~~es~~|2.00<br>~~es~~|~~es~~|2.40<br>~~es~~|0.078<br>~~es~~|~~es~~|0.094<br>~~es~~|
|G<br>~~es~~|~~es~~|10.90<br>~~es~~|~~es~~|~~es~~|0.429<br>~~es~~|~~es~~|
|H<br>~~a~~|15.45||15.75|0.608||0.620|
|L<br>~~a~~|19.85<br>||20.15<br>|0.781<br>||0.793<br>|
|L1<br>~~es~~|3.70<br>~~es~~|~~es~~|4.30<br>~~es~~|0.145<br>~~es~~|~~es~~|0.169<br>~~es~~|
|L2||18.50|||0.728||
|L3<br>~~a~~|14.20<br>||14.80<br>|0.559<br>||0.582<br>|
|L4<br>~~es~~|~~es~~|34.60<br>~~es~~|~~es~~|~~es~~|1.362<br>~~es~~|~~es~~|
|L5<br>~~a~~||5.50|||0.216||
|M<br>~~a~~|2.00<br>||3.00<br>|0.078<br>||0.118<br>|
|V<br>~~es~~|~~es~~|5°<br>~~es~~|~~es~~|~~es~~|5°<br>~~es~~|~~es~~|
|V2||60°|||60°||
|Dia.<br>~~se~~|3.55<br>~~se~~|~~se~~|3.65<br>~~se~~|0.139<br>~~se~~|~~se~~|0.143<br>~~se~~|



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DocID026666 Rev 1 

**STTH75S12** 

**Ordering information** 

## **3 Ordering information** 

**Table 7. Ordering information Order code Marking Package Weight Base qty Delivery mode** STTH75S12W STTH75S12W DO-247 4.46 g 50 Tube ~~———~~ 

**4 Revision history** 

**Table 8. Document revision history** 

|**Date**<br>**Revision**<br>18-Sep-2014<br>1<br>~~—~~|Initial release|**Changes**|
|---|---|---|



DocID026666 Rev 1 

7/8 

**STTH75S12** 

## **IMPORTANT NOTICE – PLEASE READ CAREFULLY** 

STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement. 

Purchasers are solely responsible for the choice, selection, and use of ST products and ST assumes no liability for application assistance or the design of Purchasers’ products. 

No license, express or implied, to any intellectual property right is granted by ST herein. 

Resale of ST products with provisions different from the information set forth herein shall void any warranty granted by ST for such product. 

ST and the ST logo are trademarks of ST. All other product or service names are the property of their respective owners. 

Information in this document supersedes and replaces information previously supplied in any prior versions of this document. 

© 2014 STMicroelectronics – All rights reserved 

8/8 DocID026666 Rev 1 



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