# Standard Recovery Diode, 800 V, 8 A, Single, 1.1 V, 150 A ![Product image](https://novapart.co/image/farnell:2646463/) **URL**: https://novapart.co/products/VS-8EWS08STR-M3/standard-recovery-diode-800-v-8-a-single-11-150 **SKU**: VS-8EWS08STR-M3 **Manufacturer**: VISHAY **Category**: Semiconductors - Discretes || Diodes & Rectifiers || Standard Recovery Rectifier Diodes **Price**: €0.5480 **Stock**: 1000+ **Lead Time**: 148 days (indicative) ## Description Repetitive Reverse Voltage Vrrm Max:800V; Forward Current If(AV):8A; Diode Configuration:Single; Forward Voltage VF Max:1.1V; Reverse Recovery Time trr Max:-; Forward Surge Current ## Specifications | Parameter | Value | |---|---| | Svhc | Lead (04-Feb-2026) | | No. Of Pins | 3Pins | | Product Range | - | | Qualification | - | | Diode Case Style | TO-252AA | | Diode Configuration | Single | | Forward Voltage Max | 1.1V | | Forward Surge Current | 150A | | Reverse Recovery Time | - | | Average Forward Current | 8A | | Operating Temperature Max | 150°C | | Repetitive Peak Reverse Voltage | 800V | ## Datasheet 📄 [Download PDF](https://novapart.co/datasheet/farnell:2646463/) ~~—~~ www.vishay.com ## **VS-8EWS08S-M3, VS-8EWS12S-M3** ## Vishay Semiconductors ## **High Voltage Surface Mountable Input Rectifier Diode, 8 A** **==> picture [209 x 97] intentionally omitted <==** **----- Start of picture text -----**
4 Base
cathode
2, 4
2 ¥
e .
3
1 3
1
Anode Anode
DPAK (TO-252AA)
**----- End of picture text -----**
## **FEATURES** - Glass passivated pellet chip junction - Meets MSL level 1, per J-STD-020, LF maximum peak of 260 °C - Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 ## **APPLICATIONS** - Input rectification ## **PRIMARY CHARACTERISTICS** |**PRIMARY CHARACTERISTICS**|**PRIMARY CHARACTERISTICS**| |---|---| |IF(AV)|8 A| |VR|800 V, 1200 V| |VFat IF|1.1 V| |IFSM|150 A| |TJmax.|150 °C| |Package|DPAK (TO-252AA)| |Circuit configuration|Single| - Vishay Semiconductors switches and output rectifiers which are available in identical package outlines ## **DESCRIPTION** The VS-8EWS..S-M3 rectifier high voltage series has been optimized for very low forward voltage drop, with moderate leakage. The glass passivation technology used has reliable operation up to 150 °C junction temperature. The **high reverse voltage** range available allows design of input stage primary rectification with **outstanding voltage surge** capability. |**OUTPUT CURRENT IN TYPICAL APPLICATIONS**|**OUTPUT CURRENT IN TYPICAL APPLICATIONS**|**OUTPUT CURRENT IN TYPICAL APPLICATIONS**|**OUTPUT CURRENT IN TYPICAL APPLICATIONS**| |---|---|---|---| |**APPLICATIONS**|**SINGLE-PHASE BRIDGE**|**THREE-PHASE BRIDGE**|**UNITS**| |NEMA FR-4 or G10 glass fabric-based epoxy
with 4 oz. (140 μm) copper|1.2|1.6|A| |Aluminum IMS, RthCA= 15 °C/W|2.5|2.8|| |Aluminum IMS with heatsink, RthCA= 5 °C/W|5.5|6.5|| ## **Note** - TA = 55 °C, TJ = 125 °C, footprint 300 mm[2] ## **MAJOR RATINGS AND CHARACTERISTICS** |**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**|**MAJOR RATINGS AND CHARACTERISTICS**| |---|---|---|---| |**SYMBOL**|**CHARACTERISTICS**|**VALUES**|**UNITS**| |IF(AV)|Sinusoidal waveform|8|A| |VRRM||800/1200|V| |IFSM||150|A| |VF|8 A, TJ= 25 °C|1.10|V| |TJ||-55 to +150|°C| ## **VOLTAGE RATINGS** |**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**|**VOLTAGE RATINGS**| |---|---|---|---| |**PART NUMBER**|**VRRM, MAXIMUM**
**PEAK REVERSE VOLTAGE**
**V**|**VRSM, MAXIMUM NON-REPETITIVE**
**PEAK REVERSE VOLTAGE**
**V**|**IRRM**
**AT 150 °C**
**mA**| |VS-8EWS08S-M3|800|900|0.5| |VS-8EWS12S-M3|1200|1300|| Revision: 22-Jul-2024 Document Number: 93383 **1** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 ## **VS-8EWS08S-M3, VS-8EWS12S-M3** www.vishay.com ## Vishay Semiconductors |**ABSOLUTE MAXIMUM RATINGS**|**ABSOLUTE MAXIMUM RATINGS**|||| |---|---|---|---|---| |**PARAMETER**|**SYMBOL**|**TEST CONDITIONS**|**VALUES**|**UNITS**| |Maximum average forward current|IF(AV)|TC= 105 °C, 180° conduction half sine wave|8|A| |Maximum peak one cycle
non-repetitive surge current|IFSM|10 ms sine pulse, rated VRRMapplied|125|| |||10 ms sine pulse, no voltage reapplied|150|| |Maximum I2t for fusing|I2t|10 ms sine pulse, rated VRRMapplied|78|A2s| |||10 ms sine pulse, no voltage reapplied|110|| |Maximum I2t for fusing|I2t|t = 0.1 ms to 10 ms, no voltage reapplied|1100|A2s| |**ELECTRICAL SPECIFICATIONS**|**ELECTRICAL SPECIFICATIONS**||||| |---|---|---|---|---|---| |**PARAMETER**|**SYMBOL**|**TEST CONDITIONS**||**VALUES**|**UNITS**| |Maximum forward voltage drop|VFM|8 A, TJ= 25 °C||1.1|V| |Forward slope resistance|rt|TJ= 150 °C||20|m| |Threshold voltage|VF(TO)|||0.82|V| |Maximum reverse leakage current|IRM|TJ= 25 °C|VR= Rated VRRM|0.05|mA| |||TJ= 150 °C||0.50|| ## **THERMAL - MECHANICAL SPECIFICATIONS** |**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**|**THERMAL - MECHANICAL SPECIFICATIONS**| |---|---|---|---|---| |**PARAMETER**|**SYMBOL**|**TEST CONDITIONS**|**VALUES**|**UNITS**| |Maximum junction and storage
temperature range|TJ, TStg||-55 to +150|°C| |Maximum thermal resistance,
junction to case|RthJC|DC operation|2.5|°C/W| |Typical thermal resistance,
junction to ambient (PCB mount)|RthJA(1)||62|| |Approximate weight|||1|g| ||||0.03|oz.| |Marking device||Case style DPAK (TO-252AA)|8EWS08S|| ||||8EWS12S|| ## **Note** > (1) When mounted on 1" square (650 mm2) PCB of FR-4 or G-10 material 4 oz. (140 μm) copper 40 °C/W For recommended footprint and soldering techniques refer to application note #AN-994 Revision: 22-Jul-2024 Document Number: 93383 **2** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 **VS-8EWS08S-M3, VS-8EWS12S-M3** ## www.vishay.com **==> picture [201 x 598] intentionally omitted <==** **----- Start of picture text -----**
8EWS. Series
R thJC (DC) = 2.5 °C/W
Ø
Conduction angle
30°
60°
90°
120°
180°
0 2 4 6 8 10 12
Average Forward Current (A)
Fig. 1 - Current Rating Characteristics
8EWS. Series
RthJC (DC) = 2.5 °C/W
Ø
Conduction period
30°
60°
90°
120°
180° DC
0 2 4 6 8 10 12 14 16 18
Average Forward Current (A)
Fig. 2 - Current Rating Characteristics
180°
120 °
90°
60 °
30°
RMS limit
Ø
Conduction angle
8EWS. Series
TJ = 150 °C
0 2 4 6 8 10
Average Forward Current (A)
150
140
130
120
110
100
90
80
150
140
130
120
110
100
90
16
14
12
10
8
6
4
2
0
Temperature (°C)
Maximum Allowable Case
Temperature (°C)
Maximum Allowable Case
Power Loss (W)
Maximum Average Forward
**----- End of picture text -----**
Fig. 3 - Forward Power Loss Characteristics ## Vishay Semiconductors **==> picture [201 x 598] intentionally omitted <==** **----- Start of picture text -----**
DC
180°
120°
90°
60°
30°
RMS limit
Ø
Conduction period
8EWS. Series
T J = 150 °C
0 2 4 6 8 10 12 14 16
Average Forward Current (A)
Fig. 4 - Forward Power Loss Characteristics
140
130 At any rated load condition and with
rated Vrrm applied following surge.
120 Initial T J = 150 °C
at 60 Hz 0.0083 s
110
at 50 Hz 0.0100 s
100
90
80
70
60
50
VS-8EWS08S .. Series
40
30
1 10 100
Number of Equal Amplitude
Half Cycle Current Pulses (N)
Fig. 5 - Maximum Non-Repetitive Surge Current
160
Maximum non-repetitive surge current
140 versus pulse train duration.
Initial TJ = TJ max.
No voltage reapplied
120
Rated Vrrm reapplied
100
80
60
40
VS-8EWS08S .. Series
20
0.01 0.1 1 10
Pulse Train Duration (s)
20
18
16
14
12
10
8
6
4
2
0
Power Loss (W)
Maximum Average Forward
Peak Half Sine Wave Forward Current (A)
Peak Half Sine Wave Forward Current (A)
**----- End of picture text -----**
Fig. 5 - Maximum Non-Repetitive Surge Current Fig. 6 - Maximum Non-Repetitive Surge Current Revision: 22-Jul-2024 Document Number: 93383 **3** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 **VS-8EWS08S-M3, VS-8EWS12S-M3** www.vishay.com ## Vishay Semiconductors **==> picture [201 x 164] intentionally omitted <==** **----- Start of picture text -----**
TJ = 25 °C
T J = 150 °C
8EWS. Series
0 0.5 1.0 1.5 2.0 2.5 3.0
Instantaneous Forward Voltage (V)
100
10
Instantaneous Forward Current (A) 1
**----- End of picture text -----**
Fig. 7 - Forward Voltage Drop Characteristics **==> picture [407 x 163] intentionally omitted <==** **----- Start of picture text -----**
10
Steady state value
(DC operation)
1
D = 0.50
D = 0.33
Single pulse D = 0.25
D = 0.17
D = 0.08
0.1
0.0001 0.001 0.01 0.1 1 10
Square Wave Pulse Duration (s)
- Transient Thermal
Impedance (°C/W)
thJC
Z
**----- End of picture text -----**
Fig. 8 - Thermal Impedance ZthJC Characteristics Revision: 22-Jul-2024 Document Number: 93383 **4** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 **VS-8EWS08S-M3, VS-8EWS12S-M3** www.vishay.com ## Vishay Semiconductors ## **ORDERING INFORMATION TABLE** **==> picture [346 x 63] intentionally omitted <==** **----- Start of picture text -----**
Device code VS- 8 E W S 12 S TR -M3
1 2 3 4 5 6 7 8 9
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|||1|5
3
2
4
6|7
8
9| |---|---|---|---|---| |||||| ||**1**|-|Vishay Semiconductors product|| |||||| ||**2**|-|Current rating (8 = 8 A)|| |||||| ||**3**|-|Circuit configuration:|| ||||E = single diode|| ||**4**|-|Package:|| ||||W = D-PAK|| ||**5**|-|Type of silicon:|| ||**6**|-|S = standard recovery rectifier
Voltage code x 100 = VRRM|08 = 800 V
12 = 1200 V| ||**7**|-|S = surface mountable|| |||||| ||**8**|-|TR = tape and reel|| ||||TRR = tape and reel (right oriented)|| ||||TRL = tape and reel (left oriented)|| ||**9**|-|Environmental digit:|| - -M3 = halogen-free, RoHS-compliant, and terminations lead (Pb)-free |**ORDERING INFORMATION** (Example)|**ORDERING INFORMATION** (Example)|**ORDERING INFORMATION** (Example)|**ORDERING INFORMATION** (Example)| |---|---|---|---| |**PREFERRED P/N**|**QUANTITY PER T/R**|**MINIMUM ORDER QUANTITY**|**PACKAGING DESCRIPTION**| |VS-8EWS08S-M3|75|3000|Antistatic plastic tubes| |VS-8EWS08STR-M3|2000|2000|13" diameter reel| |VS-8EWS08STRL-M3|3000|3000|13" diameter reel| |VS-8EWS08STRR-M3|3000|3000|13" diameter reel| |VS-8EWS12S-M3|75|3000|Antistatic plastic tubes| |VS-8EWS12STR-M3|2000|2000|13" diameter reel| |VS-8EWS12STRL-M3|3000|3000|13" diameter reel| |VS-8EWS12STRR-M3|3000|3000|13" diameter reel| |||| |---|---|---| |**LINKS TO RELATED DOCUMENTS**||| |Dimensions||www.vishay.com/doc?95627| |Part marking information||www.vishay.com/doc?95176| |Packaging information||www.vishay.com/doc?95033| |SPICE model||www.vishay.com/doc?96668| **5** Revision: 22-Jul-2024 Document Number: 93383 For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 **Outline Dimensions** **==> picture [59 x 48] intentionally omitted <==** www.vishay.com Vishay Semiconductors ## **D-PAK (TO-252AA) “M”** ## **DIMENSIONS** in millimeters and inches **==> picture [494 x 242] intentionally omitted <==** **----- Start of picture text -----**
(5) A Pad layout
E A C
b3 (3) 0.010 M C A B c2 0.265 MIN.
L3 (3) A E1 (6.74)
Ø 1
Ø 2 4 4
B 0.245 MIN.
Seating D1 (6.23)
plane
D (5)
H 0.488 (12.40)
0.409 (10.40)
1 2 3 L4 3 2 1
0.089
MIN.
(2) L5 Detail “C” (2.28)
b c A 0.06 MIN.
b2 (1.524)
0.010 M C A B
2 x e
0.093 (2.38)
Detail “C” (L1) 0.085 (2.18)
Rotated 90 °CW
Scale: 20:1
Lead tip H (7)
Gauge C
plane C Seating
C plane
L2
Ø L A1
**----- End of picture text -----**
|**SYMBOL**|**MILLIMETERS**|**MILLIMETERS**|**INCHES**

**MIN.**
**MAX.**|**INCHES**

**MIN.**
**MAX.**|**NOTES**||**SYMBOL**|**MILLIMETERS**|**MILLIMETERS**|**INCHES**|**INCHES**|**NOTES**| |---|---|---|---|---|---|---|---|---|---|---|---|---| ||**MIN.**|**MAX.**|**MIN.**|||||**MIN.**|**MAX.**|**MIN.**|**MAX.**|| |A|2.18|2.39|0.086|0.094|||e|2.29 BSC||0.090 BSC||| |A1|-|0.13|-|0.005|||H|9.40|10.41|0.370|0.410|| |b|0.64|0.89|0.025|0.035|||L|1.40|1.78|0.055|0.070|| |b2|0.76|1.14|0.030|0.045|||L1|2.74 BSC||0.108 REF.||| |b3|4.95|5.46|0.195|0.215|3||L2|0.51 BSC||0.020 BSC||| |c|0.46|0.61|0.018|0.024|||L3|0.89|1.27|0.035|0.050|3| |c2|0.46|0.89|0.018|0.035|||L4|-|1.02|-|0.040|| |D|5.97|6.22|0.235|0.245|5||L5|1.14|1.52|0.045|0.060|2| |D1|5.21|-|0.205|-|3||Ø|0°|10°|0°|10°|| |E|6.35|6.73|0.250|0.265|5||Ø1|0°|15°|0°|15°|| |E1|4.32|-|0.170|-|3||Ø2|25°|35°|25°|35°|| ## **Notes** > (1) Dimensioning and tolerancing as per ASME Y14.5M-1994 - (2) Lead dimension uncontrolled in L5 > (3) Dimension D1, E1, L3 and b3 establish a minimum mounting surface for thermal pad > (4) Section C - C dimension apply to the flat section of the lead between 0.13 and 0.25 mm (0.005 and 0.10") from the lead tip > (5) Dimension D, and E do not include mold flash. Mold flash shall not exceed 0.127 mm (0.005") per side. These dimensions are measured at the outermost extremes of the plastic body > (6) Dimension b1 and c1 applied to base metal only > (7) Datum A and B to be determined at datum plane H - (8) Outline conforms to JEDEC® outline TO-252AA Revision: 24-Jun-16 Document Number: 95627 **1** For technical questions within your region: DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 **Legal Disclaimer Notice** Vishay www.vishay.com ## **Disclaimer** ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special, consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose, non-infringement and merchantability. Statements regarding the suitability of products for certain types of applications are based on Vishay's knowledge of typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer's responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer's technical experts. Product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited to the warranty expressed therein. 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