# Schottky Rectifier, 40 V, 2 A, Single, SOD-123FL, 2 Pins, 630 mV
**URL**: https://novapart.co/products/STPS2L40ZFY/schottky-rectifier-40-v-2-a-single-sod-123fl-pins
**SKU**: STPS2L40ZFY
**Manufacturer**: STMICROELECTRONICS
**Category**: Semiconductors - Discretes || Diodes & Rectifiers || Schottky Diodes || Schottky Rectifier Diodes
**Price**: €0.1020
**Stock**: 10+
**Lead Time**: 120 days (indicative)
## Description
Repetitive Reverse Voltage Vrrm Max:40V; Forward Current If(AV):2A; Diode Configuration:Single; Diode Case Style:SOD-123FL; No. of Pins:2Pins; Forward Voltage VF Max:630mV; Forwar
## Specifications
| Parameter | Value |
|---|---|
| Svhc | No SVHC (25-Jun-2025) |
| No. Of Pins | 2Pins |
| Product Range | - |
| Qualification | AEC-Q101 |
| Diode Mounting | Surface Mount |
| Diode Case Style | SOD-123FL |
| Diode Configuration | Single |
| Forward Voltage Max | 630mV |
| Forward Surge Current | 50A |
| Average Forward Current | 2A |
| Operating Temperature Max | 175°C |
| Repetitive Peak Reverse Voltage | 40V |
## Datasheet
📄 [Download PDF](https://novapart.co/datasheet/farnell:2723348RL/)
## **STPS2L40ZFY**
## Automotive low drop power Schottky rectifier
Datasheet - production data
## **Description**
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K —\<—. A
K > A
SOD123Flat
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## **Features**
- AEC-Q101 qualified
- Very small conduction losses
Single chip Schottky rectifiers suited to switched mode power supplies and high frequency DC to DC converters.
Packaged in SOD123Flat, this device is especially intended for surface mounting and used in low voltage, high frequency inverters, free-wheeling and polarity protection in automotive applications.
**Table 1: Device summary**
**Symbol Value** IF(AV) 2 A VRRM 40 V VF (typ.) 0.50 V ~~————~~ Tj (max.) 175 °C
- Negligible switching losses
- Low forward voltage drop
- Surface mount miniature packages
- Avalanche capability specified
- PPAP capable
October 2016
DocID029441 Rev 1
1/8
This is information on a product in full production.
_www.st.com_
**Characteristics**
**STPS2L40ZFY**
## **1 Characteristics**
**Table 2: Absolute ratings (limiting values at 25 °C, unless otherwise specified)**
|**Symbol**|**Parameter**|**Parameter**|**Value**|**Unit**|
|---|---|---|---|---|
|VRRM|Repetitivepeak reverse voltage|Tj= -40 °C to +175 °C|40|V|
|IF(AV)|Average forward current
δ = 0.5, square wave|TL= 145 °C|2|A|
|IFSM|Surge non repetitive forward current|tp= 10 ms sinusoidal|50|A|
|PARM|Repetitivepeak avalanchepower|tp= 10µs, Tj= 125 °C|65|W|
|Tstg|Storage temperature range||-65 to +175|°C|
|Tj|Operating junction temperature range_(1)_||-40 to +175||
## **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**|**Max. value**|**Unit**|
|---|---|---|---|
|Rth(j-l)|Junction to lead|20|°C/W|
**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|-||35|µA|
|||Tj= 125 °C||-|6|10|mA|
|VF_(2)_|Forward voltage drop|Tj= 25 °C|IF= 2 A|-||0.63|V|
|||Tj= 125 °C||-|0.50|0.61||
## **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 = 0.46 x IF(AV) + 0.075 x IF[2] (RMS)
For more information, please refer to the following application notes related to the power losses.
- AN604 (Calculation of conduction losses in a power rectifier)
- AN4021 (Calculation of reverse losses in a power diode)
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**Characteristics**
## **1.1 Characteristics (curves)**
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Figure 1: Average forward power dissipation Figure 2: Average forward current versus ambient
versus average forward current temperature (δ = 0.5)
1.8 PF(AV)(W)
7 IF(AV)(A)
1.6 δ = 0.05 δ = 0.1 δ = 0.2 δ = 0.5 δ = 1 Rth(j-a) = Rth(j-l)
1.4 6
1.2 5
1.0 4
0.8 3
0.6 2
T
0.4 T 1 δ [=] [tp/T] tp T amb (°C)
0.2 I F(AV) (A) δ [=] [tp/T] tp 0
0.0 0 25 50 75 100 125 150 175
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4
Figure 3: Normalized avalanche power derating Figure 4: Relative variation of thermal impedance
versus pulse duration (Tj = 125 °C) junction to lead versus pulse duration
PARM(tp) 1.0 Zth(j-l)/Rth(j-l)
1 PARM(10 µs) 0.9 SOD123 flat
0.8
0.7
0.1
0.6
0.5
0.4
0.01
0.3
0.2
Single pulse
0.001 t p(µs) 0.1 t p (s)
1 10 100 1000 0.0
1.E-04 1.E-03 1.E-02 1.E-01 1.E+00 1.E+01
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Figure 5: Reverse leakage current versus reverse Figure 6: Junction capacitance versus reverse
voltage applied (typical values) voltage applied (typical values)
1.E+02 IR(mA) 1000 C(pF)
F = 1 MHz
1.E+01 T j = 150 °C V OSCTj = 30 mV = 25 °C RMS
Tj = 125 °C
1.E+00 Tj = 100 °C
T j = 75 °C 100
1.E-01
Tj = 50 °C
1.E-02
T j = 25 °C
VR(V) VR(V)
1.E-03 10
0 5 10 15 20 25 30 35 40 1 10 100
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DocID029441 Rev 1
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**Characteristics**
**STPS2L40ZFY**
**==> picture [203 x 20] intentionally omitted <==**
**----- Start of picture text -----**
Figure 7: Forward voltage drop versus forward
current (typical values)
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Figure 8: Thermal resistance junction to ambient
versus copper surface under each lead
(typical values)
250 Rth(j-a)(C/W)
SOD123Flat
200
150
100
Epoxy printed board FR4, eCu = 35 µm
50
S Cu (cm²)
0
0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
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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.
- Epoxy meets UL94, V0
- Cooling method: by conduction (C)
## **2.1 SOD123Flat package information**
**Figure 9: SOD123Flat package outline**
**==> picture [264 x 440] intentionally omitted <==**
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A
C1
L
HD D
L
b C
a
E
DocID029441 Rev 1
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**STPS2L40ZFY**
**Package** information
**Table 5: SOD123Flat package mechanical data**
|**Ref.**|**Dimensions**|**Dimensions**|**Dimensions**|
|---|---|---|---|
||**Millimeters**|||
||**Min.**|**Typ.**|**Max.**|
|A|0.86|0.98|1.10|
|b|0.80|0.90|1.00|
|c|0.08|0.15|0.25|
|c1|0.00||0.10|
|D|2.50|2.60|2.70|
|E|1.50|1.60|1.80|
|HD|3.30|3.50|3.70|
|L|0.45|0.65|0.85|
**Figure 10: SOD123Flat footprint dimensions (mm)**
**==> picture [176 x 111] intentionally omitted <==**
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1.30 1.60
1.40
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**Ordering** information
**STPS2L40ZFY**
## **3 Ordering information**
**Table 6: Ordering information**
|**Order code**|**Marking**|**Package**|**Weight**|**Base qty.**|**Delivery mode**|
|---|---|---|---|---|---|
|STPS2L40ZFY|2Y4|SOD123Flat|12.5 mg|3000|Tape and reel|
## **4**
## **Revision history**
**Table 7: Document revision history**
|**Date**|**Revision**|**Changes**|
|---|---|---|
|13-Oct-2016|1|Initial release.|
DocID029441 Rev 1
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**STPS2L40ZFY**
## **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/STPS2L40ZFY/schottky-rectifier-40-v-2-a-single-sod-123fl-pins)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/stmicroelectronics/stps2l40zfy/schottky-rect-aec-q101-40v-sod/dp/2723348RL)
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