Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Voltage - Zener(Nom)(Vz) | 12 V |
| Tolerance | ±5% |
| Power - Max | 500 mW |
| Impedance(Max)(Zzt) | 25 Ohms |
| Current - Reverse Leakage @ Vr | 100 nA @ 8 V |
| Voltage - Forward (Vf) (Max) @ If | 900 mV @ 10 mA |
| Operating Temperature | -55°C ~ 150°C |
| Mounting Type | Surface Mount |
Overview
Equivalent
Equivalent products to the MMSZ12T1G (12V Zener diode, SOD-123 package) include:
- BZT52C12 (Diodes Inc.)
- PZU12B2A (NXP)
- 1N5242B (ON Semiconductor)
- DDZ12VS (ROHM)
- SZMMSZ12T1G (ON Semi, same series)
All are 12V Zener diodes with similar specs (500mW power, SOD-123). Verify exact parameters (tolerance, leakage current) for your application.
- BZT52C12 (Diodes Inc.)
- PZU12B2A (NXP)
- 1N5242B (ON Semiconductor)
- DDZ12VS (ROHM)
- SZMMSZ12T1G (ON Semi, same series)
All are 12V Zener diodes with similar specs (500mW power, SOD-123). Verify exact parameters (tolerance, leakage current) for your application.
Features
The MMSZ12T1G is a 12V Zener diode in a SOD-123 package, designed for voltage regulation and protection. Key features:
- Voltage Range: 12V nominal Zener voltage (Vz).
- Power Dissipation: 500mW.
- Tolerance: ±5% (typical).
- Low Leakage Current: <100nA at VR = 9V.
- Fast Response: Ideal for transient suppression.
- Package: Small SOD-123 (surface-mount).
- Applications: Voltage clamping, ESD protection, and regulation in circuits.
Compact and reliable, it’s suited for consumer electronics, automotive, and industrial systems.
- Voltage Range: 12V nominal Zener voltage (Vz).
- Power Dissipation: 500mW.
- Tolerance: ±5% (typical).
- Low Leakage Current: <100nA at VR = 9V.
- Fast Response: Ideal for transient suppression.
- Package: Small SOD-123 (surface-mount).
- Applications: Voltage clamping, ESD protection, and regulation in circuits.
Compact and reliable, it’s suited for consumer electronics, automotive, and industrial systems.
Manufacturer
The MMSZ12T1G is manufactured by ON Semiconductor, now known as onsemi after rebranding in 2021.
onsemi is a global semiconductor company specializing in power management, analog, and sensor solutions. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient technologies.
The MMSZ12T1G is a 12V Zener diode designed for voltage regulation and protection in compact circuits.
onsemi is a global semiconductor company specializing in power management, analog, and sensor solutions. It serves industries like automotive, industrial, and consumer electronics, focusing on energy-efficient technologies.
The MMSZ12T1G is a 12V Zener diode designed for voltage regulation and protection in compact circuits.
Application
The MMSZ12T1G is a 12V Zener diode commonly used for:
1. Voltage Regulation – Stabilizing voltage in power supplies.
2. Overvoltage Protection – Safeguarding sensitive circuits.
3. Signal Clipping/Limiting – Controlling signal amplitudes.
4. ESD Protection – Protecting components from electrostatic discharge.
5. Reference Voltage – Providing stable voltage references in analog circuits.
Its small SOD-123 package makes it suitable for compact electronics like consumer devices, automotive systems, and industrial controls.
1. Voltage Regulation – Stabilizing voltage in power supplies.
2. Overvoltage Protection – Safeguarding sensitive circuits.
3. Signal Clipping/Limiting – Controlling signal amplitudes.
4. ESD Protection – Protecting components from electrostatic discharge.
5. Reference Voltage – Providing stable voltage references in analog circuits.
Its small SOD-123 package makes it suitable for compact electronics like consumer devices, automotive systems, and industrial controls.
Package
The MMSZ12T1G is a Zener diode in a SOD-123 surface-mount package. This small, lead-free package is designed for high-density PCB applications, offering reliable voltage regulation with a compact footprint. The SOD-123 is widely used for its balance of size and performance.
