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SD12CT1G
+NomenclatureTVS DIODE 12VWM 19VC SOD323
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FabricantSemi - conducteurs
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Pièce fabricant #SD12CT1G
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Package SOD-323
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En stock3398
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Spécifications
| Attribut | Valeur |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q101 |
| Part Status | Not For New Designs |
| Type | Zener |
| Bidirectional Channels | 1 |
| Voltage - Reverse Standoff (Typ) | 12V (Max) |
| Voltage - Breakdown (Min) | 13.3V |
| Voltage - Clamping (Max) @ Ipp | 19V |
| Current - Peak Pulse(10 / 1000µs) | 5A (8/20µs) |
| Power - Peak Pulse | 350W |
| Power Line Protection | No |
| Applications | Automotive |
| Capacitance @ Frequency | 64pF @ 1MHz |
| Operating Temperature | -65°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount |
Présentation
Description
- Low forward voltage drop (typically 0.7V) for efficient switching.
- Fast switching speed (4ns reverse recovery time), suitable for high-frequency circuits.
- Small SOD-123 package, ideal for space-constrained designs.
- High surge current capability, enhancing reliability in transient conditions.
Common uses include rectification, signal clamping, and protection in power supplies, communication systems, and consumer electronics.
Specifications:
- Max reverse voltage: 100V
- Average forward current: 1A
- Peak forward surge current: 30A (non-repetitive).
This diode balances performance and cost, making it a versatile choice for compact, high-speed circuits. For detailed parameters, refer to the datasheet.
Equivalent
- ON Semiconductor: MBRS120T3G
- Diodes Inc.: SS12
- Vishay: SB120
- STMicroelectronics: STPS1L20A
These alternatives offer similar specifications (12V, 1A) and are available in SMB packages. Always verify datasheets for exact compatibility.
Features
- Low Forward Voltage Drop (VF): Typically 0.72V at 10mA, ensuring efficient power handling.
- Fast Switching Speed: Reverse recovery time (trr) of 4ns, suitable for high-frequency circuits.
- Low Leakage Current (IR): Max 0.1µA at 20V, enhancing energy efficiency.
- Small SOD-123 Package: Compact SMD footprint for space-constrained designs.
- High Surge Current Capability: Withstands transient conditions.
- Wide Operating Range: -55°C to +150°C, reliable in harsh environments.
Ideal for rectification, clamping, and fast-switching applications in consumer electronics, power supplies, and automotive systems.
Pinout
Pin Functions:
1. Pin 1 (Anode 1): First anode terminal.
2. Pin 2 (Anode 2): Second anode terminal (tied to Pin 1 internally).
3. Pin 3 (Cathode): Common cathode for both diodes.
4. Pins 4 & 5 (NC): No connection (unused pins).
Key Features:
- Dual-diode configuration (two diodes in one package).
- Low forward voltage (~0.3V at 1mA).
- High-speed switching (ns range).
Commonly used in clamping, rectification, and protection circuits.
Manufacturer
ON Semiconductor (now known as onsemi) is a Fortune 500 company specializing in energy-efficient technologies, including power management, analog, and sensor solutions. They serve industries like automotive, industrial, and consumer electronics.
The SD12CT1G is a surface-mount Schottky barrier diode designed for high-efficiency rectification in applications like power supplies and voltage clamping.
Application
1. Power Supply Circuits – For rectification and voltage clamping.
2. Reverse Polarity Protection – Safeguarding circuits from incorrect power connections.
3. Switching Applications – Fast switching in DC-DC converters and high-frequency circuits.
4. Signal Demodulation – Extracting signals in RF and communication systems.
5. Freewheeling Diodes – Protecting inductive loads in relay/motor drivers.
Its low forward voltage drop and fast recovery make it ideal for efficiency-critical designs.