# Fast / Ultrafast Diode, 200 V, 4 A, Single, 1.05 V, 30 ns, 70 A

![Product image](https://novapart.co/image/farnell:3214514/)

**URL**: https://novapart.co/products/STTH4R02UY/fast-ultrafast-diode-200-v-4-a-single-105-30-ns-70
**SKU**: STTH4R02UY
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Fast & Ultrafast Recovery Rectifier Diodes
**Price**: €0.0590
**Stock**: 10+
**Lead Time**: 120 days (indicative)

## Description

Repetitive Reverse Voltage Vrrm Max:200V; Forward Current If(AV):4A; Diode Configuration:Single; Forward Voltage VF Max:1.05V; Reverse Recovery Time trr Max:30ns; Forward Surge Cu

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2 Pin |
| Product Range | - |
| Qualification | AEC-Q101 |
| Diode Case Style | DO-214AA (SMB) |
| Diode Configuration | Single |
| Forward Voltage Max | 1.05V |
| Forward Surge Current | 70A |
| Reverse Recovery Time | 30ns |
| Average Forward Current | 4A |
| Operating Temperature Max | 175°C |
| Repetitive Peak Reverse Voltage | 200V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3214514/)

## **STTH4R02-Y** 

## Automotive ultrafast recovery diode 

Datasheet - production data 

## **Description** 

**==> picture [467 x 224] intentionally omitted <==**

**----- Start of picture text -----**<br>
K A This device uses ST's new 200 V planar Pt<br>doping technology, and it is especially suited for<br>A A switching mode base drive and transistor circuits.<br>Packaged in SMB, SMC and DPAK, it is intended<br>K<br>> SMB K © for use in low voltage, high frequency inverters,<br>SMC<br>K freewheeling and polarity protection in<br>automotive applications.<br>Table 1: Device summary<br>NC<br>A Symbol  Value<br>DPAK<br>IF(AV) 4 A<br>VRRM 200 V<br>Features  Tj (max.)  175 °C<br> Very low conduction losses  VF (typ.)  0.76 V<br> Negligible switching losses  — —= trr (typ.)  16 ns<br> Low forward and reverse recovery times<br> High junction temperature<br>**----- End of picture text -----**<br>


- PPAP capable 

- AEC-Q101 qualified 

April 2016 

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This is information on a product in full production. 

_www.st.com_ 

**Characteristics** 

**STTH4R02-Y** 

## **1 Characteristics** 

**Table 2: Absolute ratings (limiting values at 25 °C, unless otherwise specified)** 

|**Symbol**|**Parameter**|**Parameter**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|---|---|
|VRRM|Repetitivepeak reverse voltage||Tj= -40 °C to + 175 °C|200|V|
|IF(RMS)|Forward rms current|||10|A|
|IF(AV)|Average forward current<br>δ = 0.5, square wave|DPAK|Tc= 160 °C|4|A|
|||SMB, SMC|Tlead= 95 °C|||
|IFSM|Surge non repetitive<br>forward current|tp= 10 ms sinusoidal||70|A|
|Tstg|Storage temperature range|||-65 to +175|°C|
|Tj|Maximum operating junction temperature_(1)_|||-40 to +175|°C|



## **Notes:** 

(1)(dPtot/dTj) < (1/Rth(j-a)) condition to avoid thermal runaway for a diode on its own heatsink. 

**Table 3: Thermal parameters** 

|**Symbol**|**Parameter**|**Parameter**|**Maximum**|**Unit**|
|---|---|---|---|---|
|Rth(j-c)|Junction to case|DPAK|3.5|°C/W|
|Rth(j-l)|Junction to lead|SMB, SMC|20||



**Table 4: Static electrical characteristics** 

|**Symbol**|**Parameter**|**Test conditions**|**Test conditions**|**Min.**|**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|IR_(1)_|Reverse leakage current|Tj= 25 °C|VR= VRRM|-||3|µA|
|||Tj= 125 °C||-|2|20||
|VF_(2)_|Forward voltage drop|Tj= 25 °C|IF= 4 A|-|0.95|1.05|V|
|||Tj= 150 °C||-|0.76|0.83||



## **Notes:** 

(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 = 0.67 x IF(AV) + 0.04 IF[2] (RMS) 

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**Characteristics** 

**Table 5: Dynamic characteristics** 

|**Sym**|**bol**<br>**Parameters**||**Test conditions**|**Min.**|<br>**Typ.**|**Max.**|**Unit**|
|---|---|---|---|---|---|---|---|
|tr|r<br>Reverse<br>recovery time|Tj= 25 °C|IF= 1 A; dIF/dt = -50 A/μ<br>VR= 30 V|s;<br>-|24|30|ns|
||||IF= 1 A; dIF/dt = -100 A<br>VR= 30 V|/μs;<br>-|16|20||
|IR|M<br>Reverse<br>recovery<br>current|Tj= 125 °C|IF= 4 A; dIF/dt = -200 A<br>VR= 160 V|/μs;<br>-<br>-<br>-|4.4|5.5|A|
|tr|r<br>Reverse<br>recoverytime||||27||ns|
|Q|rr<br>Reverse<br>recovery<br>charges||||60||nC|



## **1.1 Characteristics (curves)** 

**==> picture [462 x 388] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 2: Forward voltage drop versus forward<br>Figure 1: Peak current versus duty cycle  current (typical values)<br>IFM(A)<br>50 IM(A) 1.0E+02<br>45 T<br>40 1.0E+01 Tj=150 ° C<br>35 δ= tp/T tp<br>P = 5 W<br>30<br>25 P = 2 W 1.0E+00 Tj=25°C<br>20<br>15<br>10 δ 1.0E-01<br>5<br>P = 1 W<br>0<br>0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 V FM (V)<br>1.0E-02<br>0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5<br>Figure 3: Forward voltage drop versus forward<br>Figure 4: Relative variation of thermal impedance,<br>current (maximum values)<br>IFM(A) junction to case, versus pulse duration<br>1.0E+02<br>T =150°C j 1.0 Zth(j-c)/Rth(j-c)<br>1.0E+01 DPAK<br>T =25°Cj<br>1.0E+00<br>1.0E-01 Single pulse<br>tP(s)<br>V FM (V) 0.1<br>1.0E-02 1.E-03 1.E-02 1.E-01 1.E+00<br>0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5<br>**----- End of picture text -----**<br>


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**Characteristics** 

**STTH4R02-Y** 

**==> picture [456 x 177] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 5: Relative variation of thermal impedance,  Figure 6: Relative variation of thermal impedance,<br>junction to ambient, versus pulse duration (SMB)  junction to ambient, versus pulse duration (SMC)<br>Zth(j-a)/Rth(j-a)<br>1.0<br>0.9 SMB 1.0 Zth(j-a)/Rth(j-a)<br>0.8 SCU = 1 cm² 0.9 SMC<br>0.8 SCU = 1 cm ²<br>0.7<br>0.7<br>0.6<br>0.6<br>0.5 0.5<br>0.4 0.4<br>0.3 0.3<br>0.2 0.2<br>0.1 t P (s) 0.10.0 tP(s)<br>0.0 1.E-01 1.E+00 1.E+01 1.E+02 1.E+03<br>1.E-01 1.E+00 1.E+01 1.E+02 1.E+03<br>**----- End of picture text -----**<br>


**==> picture [449 x 178] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 7: Junction capacitance versus reverse  Figure 8: Reverse recovery charges versus dlF/dt<br>applied voltage (typical values)  (typical values)<br>100 C(pF) 120 QRR(nC)<br>FV OSC = 1 MHz= 30 mV RMS 100 VIR F ==1604 AV T j = 125 °C<br>T j = 25 °C<br>80<br>60<br>T = 25 °C<br>j<br>40<br>20<br>10 VR(V) dl F /dt (A/µs)<br>0<br>1 10 100 1000<br>0 50 100 150 200 250 300 350 400 450 500<br>**----- End of picture text -----**<br>


**==> picture [450 x 177] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 9: Reverse recovery time versus dlF/dt  Figure 10: Peak reverse recovery current versus<br>(typical values)  dlF/dt (typical values)<br>IRM(A)<br>80 tRR(ns) 10 I F = 4 A<br>70 V I R F = = 160 4 A V 8 VR = 160 V<br>60<br>50 6 T j = 125 °C Tj = 25 ° C<br>40 T j = 125 °C<br>30 4<br>20<br>10 Tj = 25 °C 2<br>dlF/dt (A/µs)<br>0 dlF/dt (A/µs)<br>10 100 1000 0<br>0 50 100 150 200 250 300 350 400 450 500<br>**----- End of picture text -----**<br>


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**Characteristics** 

**Figure 11: Dynamic parameters versus junction Figure 12: Thermal resistance, junction to ambient, temperature versus copper surface under tab** 

**==> picture [440 x 136] intentionally omitted <==**

**----- Start of picture text -----**<br>
Rth(j-a) (°C/W)<br>100<br>1.4 QRR; IRM [Tj] / QRR; IRM [Tj = 125 °C] 90 DPAK<br>1.2 VRI F ==1604 A V 80<br>70<br>1.0 I RM 60<br>0.8 50<br>QRR<br>0.6 40<br>30<br>0.4 20 Epoxy printed board FR4, e CU = 35 µm<br>0.2 10<br>dl F /dt (A/µs) SCu(cm²)<br>0.0 0<br>25 50 75 100 125 150 0 5 10 15 20 25 30 35 40<br>**----- End of picture text -----**<br>


**==> picture [456 x 178] intentionally omitted <==**

**----- Start of picture text -----**<br>
Figure 13: Thermal resistance, junction to ambient,  Figure 14: Thermal resistance, junction to ambient,<br>versus copper surface under each lead  versus copper surface under each lead<br>Rth(j-a)(°C/W)<br>160<br>200 Rth(j-a)(°C/W) Epoxy printed board FR4, copper thickness = 35 µm SMC<br>140<br>180 Epoxy printed board FR4, copper thickness = 35 µm SMB<br>160 120<br>140<br>100<br>120<br>100 80<br>80<br>60<br>60<br>40 40<br>200 SCU(cm²) 20 SCU(cm²)<br>0 1 2 3 4 5 6 7 8 9 10 0<br>0 1 2 3 4 5 6 7 8 9 10<br>**----- End of picture text -----**<br>


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**Package** information 

## **2 Package information** 

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. 

## **2.1 DPAK package information** 

**Figure 15: DPAK package outline** 

**==> picture [407 x 500] intentionally omitted <==**

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**Package** information 

|||**Table 6: DPAK mechanical data**|**Table 6: DPAK mechanical data**|**Table 6: DPAK mechanical data**|||
|---|---|---|---|---|---|---|
|**Dim.**||**Dimensions**|||||
|||**Millimeters**|||**Inches**||
||**Min.**|**Typ.**|**Max.**|**Min.**|**Typ.**|**Max.**|
|A|2.20||2.40|0.087||0.094|
|A1|0.90||1.10|0.035||0.043|
|A2|0.03||0.23|0.001||0.009|
|b|0.64||0.90|0.025||0.035|
|b4|5.20||5.40|0.205||0.213|
|c|0.45||0.60|0.018||0.024|
|c2|0.48||0.60|0.019||0.024|
|D|6.00||6.20|0.236||0.244|
|D1|4.95|5.10|5.25|0.201|0.195|0.207|
|E|6.40||6.60|0.252||0.260|
|E1|4.60|4.70|4.80|0.181|0.185|0.189|
|e|2.16|2.28|2.40|0.085|0.090|0.094|
|e1|4.40||4.60|0.173||0.181|
|H|9.35||10.10|0.368||0.398|
|L|1.00||1.50|0.039||0.059|
|(L1)|2.60|2.80|3.00|0.102|0.110|0.118|
|L2|0.65|0.80|0.95|0.026|0.031|0.037|
|L4|0.60||1.00|0.024||0.039|
|R||0.20|||0.008||
|V2|0°||8°|0°||8°|



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**Package** information 

**Figure 16: DPAK recommended footprint (dimensions are in mm)** 

**==> picture [406 x 275] intentionally omitted <==**

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**Package** information 

## **2.2 SMC package information** 

**Figure 17: SMC package outline** 

|**Ref.**<br>~~ee~~<br>~~es~~|**Dimensions**<br>~~Pee~~|**Dimensions**<br>~~Pee~~|**Dimensions**<br>~~Pee~~|**Dimensions**<br>~~Pee~~|
|---|---|---|---|---|
||**Millimeters**<br>~~Pee~~<br>~~ee~~<br>~~ee~~<br>||**Inches**<br>~~Pee~~<br>~~en~~||
||**Min.**<br>~~ee~~<br>~~es~~<br>|**Max.**<br>~~ee~~<br>~~ts~~<br>|**Min.**<br>~~en~~<br>|**Max.**|
|A1<br>~~ee~~<br>~~es~~<br>~~es~~|1.90<br>~~ee~~<br>~~es~~<br>~~es~~|2.45<br>~~ee~~<br>~~ts~~<br>~~Gs I~~|0.0748<br>~~en~~<br>~~I~~|0.0965|
|A2<br>~~ee ~~<br>~~es~~<br>~~es~~<br>~~es~~|0.05<br>~~ee~~<br> ~~es~~<br>~~es~~<br>~~es~~<br>|0.20<br>~~ee ~~<br>~~ts~~<br>~~Gs I~~<br>~~Gs I~~<br>|0.0020<br> ~~en~~<br>~~I~~<br>~~I~~<br>|0.0079|
|b<br> <br>~~es ~~<br>~~es~~<br>~~es~~<br>~~es~~|2.90<br> ~~es~~<br> ~~es~~<br>~~es~~<br>~~es es~~<br>|3.20<br>~~ts~~<br>~~Gs I~~<br>~~Gs I~~<br>~~es~~<br>|0.1142<br>~~I~~<br>~~I~~<br>~~RO~~<br>|0.1260|
|c<br> <br>~~es~~<br>~~es~~<br>~~es~~<br>~~es~~|0.15<br> ~~es~~<br>~~es~~<br>~~es es~~<br>~~es~~<br>|0.40<br>~~Gs I~~<br>~~Gs I~~<br>~~es~~<br>~~Gs I~~<br>|0.0059<br>~~I~~<br>~~I~~<br>~~RO~~<br>~~I~~<br>|0.0157|
|D<br>~~es ~~<br>~~es~~<br>~~es~~<br>~~es~~|5.55<br>~~es~~<br> ~~es es~~<br>~~es~~<br>~~es es~~<br>|6.25<br>~~Gs I~~<br>~~es~~<br>~~Gs I~~<br>~~es~~<br>|0.2185<br>~~I~~<br>~~RO~~<br>~~I~~<br>~~RO~~|0.2461|
|E<br> <br>~~es ~~<br>~~es~~<br>~~es~~<br>~~ee~~|7.75<br> ~~es es~~<br> ~~es~~<br>~~es es~~<br>~~rs~~|8.15<br>~~es~~<br>~~Gs I~~<br>~~es~~<br>~~Gs~~|0.3051<br>~~RO~~<br>~~I~~<br>~~RO~~|0.3209|
|E1<br> <br>~~es ~~<br>~~es~~<br>~~ee~~<br>~~es~~|6.60<br> ~~es~~<br> ~~es es~~<br>~~rs~~<br>~~**es**~~|7.15<br>~~Gs I~~<br>~~es~~<br>~~Gs~~<br>~~e~~~~**s**~~|0.2598<br>~~I~~<br>~~RO~~<br>~~GR~~|0.2815|
|E2<br> <br>~~es ~~<br>~~ee~~<br>~~es~~|4.40<br> ~~es es~~<br> ~~rs~~<br>~~**es**~~|4.70<br>~~es~~<br>~~Gs~~<br>~~e~~~~**s**~~<br>~~Ge~~|0.1732<br>~~RO~~<br>~~GR~~<br>~~te~~|0.1850|
|L<br> <br>~~ee~~<br>~~es~~|0.75<br> ~~rs~~<br>~~**es**~~|1.50<br>~~Gs~~<br>~~e~~~~**s**~~<br>~~Ge~~|0.0295<br>~~GR~~<br>~~te~~|0.0591|



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**Package** information 

**Figure 18: SMC recommended Footprint** 

**==> picture [256 x 176] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.54 5.11 1.54<br>(0.061) (0.201) (0.061)<br>—<br>3.14<br>(0.124)<br>—<br>8.19<br>(0.323)<br>| |<br>millimeters<br>(inches)<br>**----- End of picture text -----**<br>


## **2.3 SMB package information** 

## **Figure 19: SMB package outline** 

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**Package** information 

## **Table 8: SMB package mechanical data** 

|**Ref.**|**Dimensions**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|---|
||**Millimeters**||**Inches**||
||**Min.**|**Max.**|**Min.**|**Max.**|
|A1|1.90|2.45|0.0748|0.0965|
|A2|0.05|0.20|0.0020|0.0079|
|b|1.95|2.20|0.0768|0.0867|
|c|0.15|0.40|0.0059|0.0157|
|D|3.30|3.95|0.1299|0.1556|
|E|5.10|5.60|0.2008|0.2205|
|E1|4.05|4.60|0.1594|0.1811|
|L|0.75|1.50|0.0295|0.0591|



**Figure 20: SMB recommended Footprint** 

**==> picture [406 x 230] intentionally omitted <==**

**----- Start of picture text -----**<br>
1.62 2.60 1.62<br>0.064 (0.102) 0.064<br>2.18<br>(0.086)<br>5.84<br>(0.230)<br>millimeters<br>(inches)<br>**----- End of picture text -----**<br>


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**Ordering** information 

**STTH4R02-Y** 

## **3 Ordering information** 

**Figure 21: Ordering information scheme** 

**==> picture [405 x 220] intentionally omitted <==**

**----- Start of picture text -----**<br>
STTH 4 R 02 xxx<br>Ultrafast switching diode<br>Average forward current<br>4 = 4 A<br>Model R<br>Repetitive peak reverse voltage<br>02 = 200 V<br>Package<br>BY-TR = DPAK in tape and reel<br>UY = SMB in tape and reel<br>SY = SMC in tape and reel<br>**----- End of picture text -----**<br>


**Table 9: Ordering information** 

|**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**|
|---|---|---|---|---|---|
|STTH4R02BY-TR|STTH4 R02BY|DPAK|0.320g|2500|Tape and reel|
|STTH4R02UY|4R2UY|SMB|0.110g|2500|Tape and reel|
|STTH4R02SY|4R2SY|SMC|0.243g|2500|Tape and reel|



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**Revision** history 

## **4 Revision history** 

**Table 10: Document revision history** 

|**Date**|**Revision**|**Changes**|
|---|---|---|
|03-Dec-2010|1|First issue|
|14-Apr-2016|2|Added device in DPAK.<br>Updated features and description in cover page.<br>Updated_Table 2: "Absolute ratings (limiting values at 25 °C, unless_<br>_otherwise specified)"_,_Table 3: "Thermal parameters"_and_Table 5:_<br>_"Dynamic characteristics"_.<br>Updated_Figure 2: "Forward voltage drop versus forward current_<br>_(typical values)"_and_Figure 3: "Forward voltage drop versus forward_<br>_current (maximum values)"_.<br>Updated_Section 4: "Ordering information"._|



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## **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. 

- © 2016 STMicroelectronics – All rights reserved 

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## Links

- [View this product on Novapart](https://novapart.co/products/STTH4R02UY/fast-ultrafast-diode-200-v-4-a-single-105-30-ns-70)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/stmicroelectronics/stth4r02uy/rectifier-aec-q101-4a-200v-do/dp/3214514)
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