SS52 Alternative / Equivalent / Replacement - 5A 20V Schottky Diode SMA | YINT
Are you searching for an SS52 alternative, SS52 equivalent, or SS52 replacement? YINT Electronics offers a direct SS52 substitute with identical electrical specifications to ON Semiconductor, Vishay, and Diodes Incorporated parts for high-current low-voltage power conversion.
1. Product Overview
The SS52 is a 5A 20V Schottky barrier rectifier diode designed for high-efficiency low-voltage power conversion and polarity protection. It features a low forward voltage drop of 0.55V max at 5A, 100A peak surge current, and fast switching capability. The SS52 is a JEDEC-registered industry standard number available in the SMA (DO-214AC) surface-mount package.
Engineers looking for an SS52 replacement for ON Semiconductor, Vishay, Diodes Incorporated, Micro Commercial Components, Good-Ark, or Taiwan Semiconductor can confidently specify YINT's SS52. It operates from -55C to +125C and is suitable for DC-DC converter output rectification, reverse polarity protection, freewheeling circuits, and OR-ing diode applications in consumer, industrial, and automotive electronics.
2. Key Features
Reverse Voltage: 20V -- 20V Vrrm for 12V/15V circuits
Forward Voltage: 0.55V max -- Low VF reduces power loss by up to 30%
Surge Current: 100A -- Peak forward surge current capability
Reverse Leakage: 0.5mA max -- Low standby power waste
Fast Switching: Schottky barrier technology
Junction Temp: -55C to +125C -- Wide operating range
Package: SMA DO-214AC -- Compact surface-mount
RoHS Compliant: Lead-free and halogen-free
3. Recommended YINT Alternative for SS52
| Original Part Number | YINT Alternative | Device Type | Package | Notes |
| SS52 | SS52 (YINT equivalent) | Schottky Diode | SMA (DO-214AC) | Drop-in replacement |
4. Key Parameters
| Part Number | SS52 |
| Package | SMA (DO-214AC) |
| Vrrm (V) | 20 |
| Io (A) | 5.0 |
| Vf (V) | 0.55 |
| Ifsm (A) | 100 |
| Ir (mA) | 0.5 |
| Tj (C) | -55 ~ +125 |
5. Cross Reference Guide
| Brand | Original Part | YINT Cross |
| ON Semi | SS52 | SS52 |
| Vishay | SS52 | SS52 |
| Diodes Inc. | SS52 | SS52 |
| MCC | SS52 | SS52 |
| Taiwan Semi | SS52 | SS52 |
6. Applications
- DC-DC converter output rectification for 5V and 12V power modules
- Reverse polarity protection for automotive 12V battery-powered devices
- High-current freewheeling diode in relay and solenoid driver circuits
- OR-ing diode in redundant power supply and hot-swap applications
- Battery charger output protection for portable and power tools
- SMPS secondary side high-efficiency rectification
- LED lighting driver output stage protection
- USB PD VBUS current path protection
7. Why Choose YINT
- 19+ years of manufacturing expertise in circuit protection since 2006
- 40+ patents and certifications with robust process control
- Global sales network serving North America, Europe, Asia
- Full SS52 series from 20V to 60V for 5A Schottky sourcing
- Pin-to-pin compatible with SS52 from all major brands
- Engineering team for application assistance
- Free samples for testing upon request
- Direct manufacturer pricing with volume discounts
8. FAQ
Q1: Is YINT SS52 a direct replacement for ON Semiconductor or Vishay SS52?
A: Yes. Identical specs and SMA DO-214AC package. No PCB redesign needed.
Q2: What is the forward voltage drop of SS52 at 5A?
A: 0.55V maximum at 5A forward current at 25C junction temperature.
Q3: What is the difference between SS52 and SS54?
A: Both are 5A Schottky diodes. SS52 has 20V, SS54 has 40V reverse voltage.
Q4: Can SS52 be used for 24V systems?
A: No. Use SS54 (40V) or SS56 (60V) for 24V systems.
Q5: What is the surge current rating?
A: 100A peak forward surge for an 8.3ms single half-sine wave.
Q6: Does YINT provide free samples?
A: Yes. Contact YINT with your project details.
9. Conclusion
YINT Electronics' SS52 is a reliable, cost-effective replacement for industry-standard Schottky diodes. It delivers 5A forward current with a low 0.55V forward voltage drop in a compact SMA package. Contact YINT for datasheets, samples, and pricing.
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Need Help Finding the Right Alternative? Contact YINT Electronics at global@yint.com.cn for datasheets, samples, or pricing. |



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