# Zener Single Diode, 9.1 V, 200 mW, SOD-323, 2 Pins, 150 °C, Surface Mount

![Product image](https://novapart.co/image/farnell:3945642/)

**URL**: https://novapart.co/products/UDZ9V1BQ-13/zener-single-diode-91-v-200-mw-sod-323-2-pins-150
**SKU**: UDZ9V1BQ-13
**Manufacturer**: DIODES INC.
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Zener Single Diodes
**Price**: €0.0560
**Stock**: 50+
**Lead Time**: 246 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2Pins |
| Product Range | UDZ Series |
| Qualification | AEC-Q101 |
| Diode Mounting | Surface Mount |
| Diode Case Style | SOD-323 |
| Power Dissipation | 200mW |
| Zener Voltage Nom | 9.1V |
| Operating Temperature Max | 150°C |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3945642/)

|NEW PRODUCT<br>||**Features**<br><br>Small, Surface Mount Package<br><br>Ideally Suited for Automated Assembly Processes<br><br>Very Sharp Breakdown Characteristics<br><br>Very Tight Tolerance on Zener Breakdown Voltage<br><br>**Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)**<br><br>**Halogen and Antimony Free. “Green” Device (Note 3)**<br><br>**The UDZ9V1BQ is suitable for automotive applications**<br>**requiring specific change control and is AEC-Q101**<br>**qualified, is PPAP capable, and is manufactured in**<br>**IATF16949:2016 certified facilities.**<br>DIODES.|**UDZ9V1BQ**<br>**SURFACE MOUNT PRECISION ZENER DIODE**<br>**Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)**<br>**Mechanical Data**<br><br>Case: SOD323<br><br>Case Material: UL Flammability Classification Rating 94V-0<br><br>Moisture Sensitivity: Level 1 per J-STD-020<br><br>Terminal Connections: Cathode Band<br><br>Terminals: Finish – Matte Tin Annealed over Alloy 42<br>Leadframe. Solderable per MIL-STD-202, Method 208<br><br>Weight: 0.004 grams (Approximate)<br>Top View<br>&<br>NV|**UDZ9V1BQ**<br>**SURFACE MOUNT PRECISION ZENER DIODE**<br>**Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)**<br>**Mechanical Data**<br><br>Case: SOD323<br><br>Case Material: UL Flammability Classification Rating 94V-0<br><br>Moisture Sensitivity: Level 1 per J-STD-020<br><br>Terminal Connections: Cathode Band<br><br>Terminals: Finish – Matte Tin Annealed over Alloy 42<br>Leadframe. Solderable per MIL-STD-202, Method 208<br><br>Weight: 0.004 grams (Approximate)<br>Top View<br>&<br>NV|**UDZ9V1BQ**<br>**SURFACE MOUNT PRECISION ZENER DIODE**<br>**Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)**<br>**Mechanical Data**<br><br>Case: SOD323<br><br>Case Material: UL Flammability Classification Rating 94V-0<br><br>Moisture Sensitivity: Level 1 per J-STD-020<br><br>Terminal Connections: Cathode Band<br><br>Terminals: Finish – Matte Tin Annealed over Alloy 42<br>Leadframe. Solderable per MIL-STD-202, Method 208<br><br>Weight: 0.004 grams (Approximate)<br>Top View<br>&<br>NV|**UDZ9V1BQ**<br>**SURFACE MOUNT PRECISION ZENER DIODE**<br>**Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)**<br>**Mechanical Data**<br><br>Case: SOD323<br><br>Case Material: UL Flammability Classification Rating 94V-0<br><br>Moisture Sensitivity: Level 1 per J-STD-020<br><br>Terminal Connections: Cathode Band<br><br>Terminals: Finish – Matte Tin Annealed over Alloy 42<br>Leadframe. Solderable per MIL-STD-202, Method 208<br><br>Weight: 0.004 grams (Approximate)<br>Top View<br>&<br>NV|
|---|---|---|---|---|---|
||**Ordering Information** (Note 4)|||||
|||||||
||**Part Number**<br>**Compliance**||||**Case**<br>**Shipping**|
||UDZ9V1BQ-7<br>Automotive||||SOD323<br>3,000/Tape & Reel|
||UDZ9V1BQ-13<br>Automotive||||SOD323<br>10,000/Tape & Reel|
||Notes:        1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant.|||||
||2. See https://www.diodes.com/quality/lead-free/ for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and|||||
||Lead-free.|||||



## **UDZ9V1BQ SURFACE MOUNT PRECISION ZENER DIODE** 

3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and <1000ppm antimony compounds. 

4. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/. 

## **Marking Information** 

**XX** |p 

XX = Product Type Marking Code (See Electrical Characteristics Table) 

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## **Thermal Characteristics** 

|**Thermal Characteristics**||||
|---|---|---|---|
|**Characteristic**|**Symbol**|**Value**|**Unit**|
|Power Dissipation(Note 5)|PD|200|mW|
|Thermal Resistance Junction to Ambient Air (Note 5)|RθJA|625|°C/W|
|Operatingand Storage Temperature Range|TJ, TSTG|-65 to +150|°C|



**Electrical Characteristics** (@TA = +25°C, unless otherwise specified.) 

|**Type**<br>**Number**<br>~~===~~|**Marking**<br>**Code**<br>~~===~~|**Zener Voltage Range**<br>(Note 6)<br>~~===~~|**Zener Voltage Range**<br>(Note 6)<br>~~===~~|**Zener Voltage Range**<br>(Note 6)<br>~~===~~|**Maximum Zener Impedance**<br>(Note 7)<br>~~===~~|**Maximum Zener Impedance**<br>(Note 7)<br>~~===~~|**Maximum Zener Impedance**<br>(Note 7)<br>~~===~~|**Maximum Reverse Current**<br>(Note 6)<br>~~===~~|**Maximum Reverse Current**<br>(Note 6)<br>~~===~~|
|---|---|---|---|---|---|---|---|---|---|
|||**VZT  @IZT**<br>~~===~~||**IZT**<br>~~===~~|**ZZT@  IZT**<br>~~===~~|**ZZK @ IZK**<br>~~===~~|**IZK**<br>~~===~~|**IR**<br>~~===~~|**VR**<br>~~===~~|
|||**Min(V)**<br>~~===~~|**Max(V)**<br>~~===~~|**mA**<br>~~===~~|**Ω**<br>~~===~~||**mA**<br>~~===~~|**µA **<br>~~===~~|**V**<br>~~===~~|
|UDZ9V1BQ<br>~~===~~<br>~~a~~|BH<br>~~===~~<br>~~a~~|8.850<br>~~===~~|9.230<br>~~===~~|5<br>~~===~~|30<br>~~===~~|60<br>~~===~~|0.5<br>~~===~~|0.5<br>~~===~~|6.0<br>~~===~~|



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**==> picture [209 x 209] intentionally omitted <==**

**----- Start of picture text -----**<br>
250<br>RJA = 625625°C/W 癈 /W<br>P| tt tt<br>200 PTT er NN ote  6 5<br>PIN | | |<br>150<br>PLEIN FE tT<br>Pt; AEE LT<br>100 PEEL<br>PT] RET TT<br>50<br>Pt tTEINETIN  TE| tT<br>Piet TENET TT<br>0<br>0 40 80 120 160 200<br>TA, AMBIENT TEMPERATURE ((°C) 癈 )<br>Fig. 1  Power Derating Curve<br>, POWER DISSIPATION (mW)<br>P<br>D<br>**----- End of picture text -----**<br>


**==> picture [219 x 216] intentionally omitted <==**

**----- Start of picture text -----**<br>
1,000 ee<br>100 a<br>a<br>10<br>f f a a e<br>eft s ft<br>1.0<br>ey e e<br>ee<br>0.1<br>———————eee —<br>SSS<br>0.01<br>0 0.2 0.4 0.6 0.8 1.0 1.2<br>VF, INSTANTANEOUS FORWARD VOLTAGE (V)<br>Fig. 2  Typical Forward Characteristics<br>, INSTANTANEOUS FORWARD CURRENT (mA)<br>IF<br>**----- End of picture text -----**<br>


**==> picture [216 x 216] intentionally omitted <==**

**----- Start of picture text -----**<br>
50<br>eeeee<br>40  re<br>eeee<br>30  aee eee<br>aee ee<br>20  re<br>re<br>10  eeee<br>ee<br>0  eeeeee ee<br>5  6  7  8  9  10<br>VZ, ZENER VOLTAGE (V)<br>Fig.3 Typical Zener Breakdown Characteristics<br>, ZENER CURRENT (mA)<br>IZ<br>**----- End of picture text -----**<br>


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## **Package Outline Dimensions** 

Please see http://www.diodes.com/package-outlines.html for the latest version. 

**==> picture [455 x 191] intentionally omitted <==**

**----- Start of picture text -----**<br>
SOD323<br>(TT) OF<br>A2<br>A1 SOD323<br>Dim  Min  Max  Typ<br>A1 --  0.10  0.05<br>a<br>A2 1.00 1.10 1.05<br>c SN L te; b 0.25 0.35 0.30<br>He c 0.10 0.15 0.11<br>E D 1.20  1.40  1.30<br>E 1.60  1.80  1.70<br>He 2.30  2.70  2.50<br>L 0.20  0.40  0.30<br>a 0º  8º  --<br>b D All Dimensions in mm<br>**----- End of picture text -----**<br>


## **Suggested Pad Layout** 

Please see http://www.diodes.com/package-outlines.html for the latest version. 

**SOD323** 

**==> picture [177 x 74] intentionally omitted <==**

**----- Start of picture text -----**<br>
X1<br>Y<br>X<br>oa<br>**----- End of picture text -----**<br>


|**Dimensions Value**|**Dimensions Value(in mm)**|
|---|---|
|**X**<br>**X1**|0.590<br>2.700|
|**X1**|2.700|
|**Y**|0.450|



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**UDZ9V1BQ IMPORTANT NOTICE** DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated website, harmless against all damages. Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized application. Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks. This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the final and determinative format released by Diodes Incorporated. **LIFE SUPPORT** Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express written approval of the Chief Executive Officer of Diodes Incorporated. As used herein: A.   Life support devices or systems are devices or systems which: | 1. are intended to implant into the body, or 2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. B.   A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or to affect its safety or effectiveness. Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. Copyright © 2019, Diodes Incorporated **www.diodes.com**[i] 

2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the labeling can be reasonably expected to result in significant injury to the user. 

Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems. 

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UDZ9V1BQ Document number: DS42039  Rev. 1 - 2 

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## Links

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- [Supplier page](https://es.farnell.com/diodes-inc/udz9v1bq-13/zener-diode-9-1v-0-2w-sod-323/dp/3945642)
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