# Bipolar (BJT) Single Transistor, NPN, 400 V, 300 mA, 2 W, SOT-223, Surface Mount

![Product image](https://novapart.co/image/farnell:1471159/)

**URL**: https://novapart.co/products/FZT458TA/bipolar-bjt-single-transistor-npn-400-v-300-ma-2-w
**SKU**: FZT458TA
**Manufacturer**: DIODES INC.
**Price**: €0.3100
**Stock**: 1000+
**Lead Time**: 302 days (indicative)

## Description

Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:400V; Transition Frequency ft:50MHz; Power Dissipation Pd:2W; DC Collector Current:300mA; DC Current Gain hFE:100hFE; Transistor Case

## Specifications

| Parameter | Value |
|---|---|
| Msl | MSL 1 - Unlimited |
| Svhc | Lead (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 2W |
| Transistor Mounting | Surface Mount |
| Transistor Polarity | NPN |
| Transition Frequency | 50MHz |
| Transistor Case Style | SOT-223 |
| Dc Current Gain Hfe Min | 100hFE |
| Operating Temperature Max | 150°C |
| Continuous Collector Current | 300mA |
| Collector Emitter Voltage Max | 400V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:1471159/)

® **Green** 

**A Product Line of Diodes Incorporated** | ZETEX **FZT458** ~~|~~ **400V NPN MEDIUM POWER TRANSISTOR IN SOT223** 

## DIODES 

## **Features** 

## **Mechanical Data** 

- BVCEO > 400V 

- IC = 300mA High Continuous Current 

- Excellent hFE Characteristics up to 100mA 

- Low Saturation Voltage VCE(sat) < 200mV @ 20mA 

- Complementary PNP Type: FZT558 

- **Lead-Free Finish; RoHS Compliant (Notes 1 & 2)** 

- **Halogen and Antimony Free. “Green” Device (Note 3)** 

   - Case: SOT223 

   - Case Material: Molded Plastic. “Green” Molding Compound; 

   - UL Flammability Rating 94V-0 

   - Moisture Sensitivity: Level 1 per J-STD-020 

   - Terminals: Finish - Matte Tin Plated Leads, Solderable per MIL-STD-202, Method 208 

   - Weight: 0.112 grams (Approximate) 

- **Qualified to AEC-Q101 Standards for High Reliability** 

- **PPAP Capable (Note 4)** 

**==> picture [352 x 121] intentionally omitted <==**

**----- Start of picture text -----**<br>
SOT223  C<br>B<br>E<br>Top View<br>Top View  Device Symbol  Pin-Out<br>**----- End of picture text -----**<br>


## **Ordering Information** (Notes 4 & 5) 

|**Ordering Informationg Information Information**(Notes 4 & 5)|**Ordering Informationg Information Information**(Notes 4 & 5)|**Ordering Informationg Information Information**(Notes 4 & 5)|**Ordering Informationg Information Information**(Notes 4 & 5)|**Ordering Informationg Information Information**(Notes 4 & 5)|**Ordering Informationg Information Information**(Notes 4 & 5)|
|---|---|---|---|---|---|
|||||||
|**Product**|**Compliance**|**Marking**|**Reel size(inches)**|**Tape width(mm)**|**Quantity per reel**|
|FZT458TA|AEC-Q101|FZT458|7|12|1,000|
|FZT458QTA|Automotive|FZT458|7|12|1,000|



Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied. 

2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green" and Lead-free. 

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. Automotive products are AEC-Q101 qualified and are PPAP capable.  Automotive, AEC-Q101 and standard products are electrically and thermally the same, except where specified. 

5. For packaging details, go to our website at http://www.diodes.com/products/packages.html. 

## **Marking Information** 

SOT223 

**==> picture [42 x 26] intentionally omitted <==**

**----- Start of picture text -----**<br>
FZT<br>458  YWW<br>**----- End of picture text -----**<br>


FZT 458 = Product Type Marking Code YWW = Date Code Marking Y or Y = Last Digit of Year (ex: 5= 2015) WW or WW = Week Code (01~53) 

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FZT458 Document Number DS33133 Rev. 6 - 2 

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**A Product Line of Diodes Incorporated** 

**FZT458** 

## **Absolute Maximum Ratings** (@TA = +25°C, unless otherwise specified.) 

|**Absolute Maximum Ratingsgss** (@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|||
|---|---|---|---|
|**Characteristic**|**Symbol**|**Value**|**Unit**|
|Collector-Base Voltage|VCBO|400|V|
|Collector-Emitter Voltage|VCEO|400|V|
|Emitter-Base Voltage|VEBO|7|V|
|Continuous Collector Current|IC|300|mA|
|Base Current|IB|200|mA|
|Peak Pulse Current|ICM|1|A|



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

|**Thermal Characteristics **(@TA = +25°C, unless otherwise specified.)@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Thermal Characteristics **(@TA = +25°C, unless otherwise specified.)@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|(@TA = +25°C, unless otherwise specified.)@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)pecified.)ecified.))|||
|---|---|---|---|---|
|**Characteristic**||**Symbol**|**Value**|**Unit**|
|Power Dissipation|(Note 6)|PD|2|W|
||(Note 7)||3|W|
|Thermal Resistance, Junction to Ambient|(Note 6)|RθJA|62.5|°C/W|
||(Note7)||41.7|°C/W|
|Thermal Resistance,Junction to Leads(Note 8)||RθJL|19.41|°C/W|
|Operatingand Storage Temperature Range||TJ,TSTG|-55 to +150|°C|



## **ESD Ratings** (Note 9) 

||||||
|---|---|---|---|---|
|**Characteristic**|**Symbol**|**Value**|**Unit**|**JEDEC Class**|
|ElectrostaticDischarge- Human BodyModel|ESD HBM|8,000|V|3B|
|Electrostatic Discharge - Machine Model|ESD MM|400|V|C|



Notes: 6. For a device mounted with the collector lead on 25mm x 25mm 2oz copper that is on a single-sided 1.6mm FR4 PCB; device is measured under still air conditions whilst operating in a steady-state. 

7. Same as Note 6, except the device is mounted on 50mm x 50mm single sided 2oz weight copper. 

8. Thermal resistance from junction to solder-point (at the end of the collector lead). 

9. Refer to JEDEC specification JESD22-A114 and JESD22-A115. 

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**A Product Line of Diodes Incorporated FZT458** : ~~rd~~ 

## **Thermal Characteristics and Derating Characteristics** 

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**----- Start of picture text -----**<br>
1<br>PANNR TN TAT TT<br>100m<br>DC<br>1s<br>100ms<br>10m TT 10ms OTTO<br>1ms<br>100µs<br>Single Pulse  T amb =25°C<br>1m PpPLTeeeET<br>1 10 100<br>VCE  Collector-Emitter Voltage (V)<br>Safe Operating Area<br>70 50<br>Ty LOMO oo<br>60 T amb =25°C T amb =25°C<br>rT7 25mm x 25mm  eaialv 40 alal 50mm x 50mm  TTCTEAMATM  ATI LOM<br>50 al 2oz FR4 2oz FR4 7<br>ai 1 A” al Lea<br>30<br>40<br>D=0.5 Te A LA<br>crn a eM | D=0.5 WT aT<br>30 a rm _| ll Coal<br>20<br>caeMAT | gg oe<br>20 BF D=0.2 Single Pulse HHI D=0.2 eA Single Pulse ij<br>amgSine eeUIC 4 D=0.05 il 10 |LAIN,Se Ih Il<br>10 D=0.05<br>D=0.1<br>D=0.1<br>0 Serneseeteceeerm cere CETNagln vaultMACCU CO 0 emLeetCTI | UMLTE|<br>100µ 1m 10m 100m 1 10 100 1k 100µ 1m 10m 100m 1 10 100 1k<br> Pulse Width (s) Pulse Width (s)<br>Transient Thermal Impedance Transient Thermal Impedance<br>3.0<br>O00 Single Pulse nl a<br>100 ASEoLTTE ETI TTT T amb =25°C ||Ht 2.5 PIN N | A 50mm x 50mm  mi<br>Pt tt NU 2oz FR4<br>PTT TS TTT TT TT 2.0 XK 25mm x 25mm<br>BL, 50mm x 50mm  Hill NI XQ 2oz FR4<br>2oz FR4 1.5<br>10 FHP, TT MINS |<br>TINIE TTITIMUTI uy sy ll 1.0 NSN<br>EH Er ES ott SN<br>25mm x 25mm  0.5<br>2oz FR4<br>1 CUUTI TATACT CoHUCUPESOA 0.0 TRAST™<br>100µ 1m 10m 100m 1 10 100 1k 0 20 40 60 80 100 120 140 160<br>Pulse Width (s)  Temperature (°C)<br> Thermal Resistance (°C/W) Thermal Resistance (°C/W)<br> Max Power Dissipation (W)  Max Power Dissipation (W)<br>  Collector Current (A)<br>IC<br>**----- End of picture text -----**<br>


**Pulse Power Dissipation** 

## **Derating Curve** 

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May 2015 © Diodes Incorporated 

**A Product Line of Diodes Incorporated** 

**FZT458** 

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

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||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
|Characteristic|Symbol|Min|Typ|Max|Unit|Test Condition|
|Collector-Base Breakdown Voltage|BVCBO|400|||V|IC = 100µA|
|Collector-Emitter Breakdown Voltage (Note 10)|BVCEO|400|||V|IC = 10mA|
|Emitter-Base Breakdown Voltage|BVEBO|7|||V|IE = 100µA|
|Collector Cut-Off Current|ICBO|||100|nA|VCB = 320V|
|Collector Cut-Off Current|ICES|||100|nA|VCE = 320V|
|Emitter Cut-Off Current|IEBO|||100|nA|VEB  = 4V|
|||0.2|IC = 20mA, IB = 2mA|
|Collector-Emitter Saturation Voltage (Note 10)|VCE(sat)|||0.5|V|IC = 50mA, IB = 6mA|
|Base-Emitter Saturation Voltage (Note 10)|VBE(sat)|||0.9|V|IC = 50mA, IB = 5mA|
|Base-Emitter Turn-On Voltage (Note 10)|VBE(on)|||0.9|V|IC = 50mA, VCE = 10V|
|100|||IC = 1mA, VCE = 10V|
|DC Current Gain (Note 10)|hFE|100||300|IC = 50mA, VCE = 10V|
|15|||IC = 100mA, VCE = 10V|
|Current Gain-Bandwidth Product (Note 10)|fT|50|||MHz|VCE = 20V, IC = 10mA|
|f = 20MHz|
|Output Capacitance (Note 10)|Cobo|||5|pF|VCB = 20V. f = 1MHz|
|Switching Times|ton||135||ns|IC|=|50mA, VCC|=|100V|
|toff|2260|IB1 = 5mA, IB2 = -10mA|

**----- End of picture text -----**<br>


Note: 10. Measured under pulsed conditions. Pulse width ≤ 300µs. Duty cycle ≤ 2%. 

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

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**----- Start of picture text -----**<br>
1 0.40<br>Tamb=25°C 0.35 I C /I B =20<br>0.30<br>I /I =50<br>Se C B<br>0.25 100°C<br>Ped a<br>100m ei 0.20 So<br>ee i eS ° Da<br>0.15 25 C<br>I /I =10<br>C B 0.10<br>I /I =20<br>Fee C B [Ser -55°C<br>0.05<br>10m<br>1m CCCI 10m TIT) 100m 1m EER 10m 100m<br>IC   Collector Current (A) IC   Collector Current (A)<br>V  v I V  v I<br>CE(SAT) C CE(SAT) C<br>210 1.0<br>1.2 100°C V CE =10V 180 I C /I B =20<br>1.0 Sere thE 150 0.8 ees<br>pe ieee -55°C<br>0.8 25°C 120<br>a ee eee i<br>0.6 90 0.6 25°C<br>0.4 eet -55 ° C Nr 60 a<br>Hay EH pe 100°C<br>0.2 30 0.4<br>PINGS Th yh<br>0.0 eee 0 ee<br>1m 10m 100m 1m 10m 100m<br>IC   Collector Current (A) IC   Collector Current (A)<br>h  v I V  v I<br>FE C BE(SAT) C<br>1.0<br>V =10V<br>CE<br>Car<br>0.8<br>CL ra AT<br>-55°C<br>ee eal<br>0.6 25°C<br>aeeelaa<br>Teer<br>100°C<br>erm CTI CT TT<br>0.4<br>CATT<br>1m 10m 100m Ce<br>IC   Collector Current (A)<br>V  v I<br>BE(ON) C<br>  (V)   (V)<br>CE(SAT) CE(SAT)<br>V V<br>)FE<br>  (V)<br>BE(SAT)<br>V<br>Normalised Gain  Typical Gain (h<br> (V)<br>BE(ON)<br>V<br>**----- End of picture text -----**<br>


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**A Product Line of Diodes Incorporated** 

**FZT458** 

## **Package Outline Dimensions** 

Please see AP02002 at http://www.diodes.com/datasheets/ap02002.pdf for the latest version. 

**==> picture [514 x 550] intentionally omitted <==**

**----- Start of picture text -----**<br>
D<br>b1 Q<br>C<br>SOT223<br>Dim  Min  Max  Typ<br>A 1.55  1.65  1.60<br>A1 0.010 0.15  0.05<br>b 0.60  0.80  0.70<br>le E E1 ==== b1 2.90  3.10  3.00<br>C 0.20  0.30  0.25<br>GaugePlane D 6.45  6.55  6.50<br>0.25 E 3.45  3.55  3.50<br>Seating L E1 6.90 7.10 7.00<br>Plane<br>= if === e -  -  4.60<br>e1 b e1 -  -  2.30<br>L 0.85 1.05 0.95<br>mte e e ===<br>Q 0.84  0.94  0.89<br>All Dimensions in mm<br>A A1<br>ggested Pad Layout ested Pad Layout yout out<br>Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version.<br>X1<br>Y1<br>Dimensions Value (in mm)<br>C  2.30<br>C1  6.40<br>X  1.20<br>X1  3.30<br>C1 Y2 Y  1.60<br>Y1  1.60<br>Y2  8.00<br>=a =<br>Y<br>poo X C<br>Note:   For high voltage applications, the appropriate industry sector guidelines should be considered with regards to creepage and clearance distances between<br>device terminals and PCB tracking.<br>7°<br>0°-10°<br>7°<br>**----- End of picture text -----**<br>


## **Suggested Pad Layout ested Pad Layout yout out** 

Please see AP02001 at http://www.diodes.com/datasheets/ap02001.pdf for the latest version. 

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FZT458 Document Number DS33133 Rev. 6 - 2 

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**A Product Line of Diodes Incorporated** | **FZT458** [ 

## **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 © 2015, Diodes Incorporated **www.diodes.com** 

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