Allicdata Part #: | SZMMBZ5257ELT1G-ND |
Manufacturer Part#: |
SZMMBZ5257ELT1G |
Price: | $ 0.02 |
Product Category: | Discrete Semiconductor Products |
Manufacturer: | ON Semiconductor |
Short Description: | DIODE ZENER 33V 225MW SOT23-3 |
More Detail: | Zener Diode 33V 225mW ±5% Surface Mount SOT-23-3 (... |
DataSheet: | SZMMBZ5257ELT1G Datasheet/PDF |
Quantity: | 1000 |
12000 +: | $ 0.01811 |
Series: | Automotive, AEC-Q101 |
Packaging: | Tape & Reel (TR) |
Part Status: | Active |
Voltage - Zener (Nom) (Vz): | 33V |
Tolerance: | ±5% |
Power - Max: | 225mW |
Impedance (Max) (Zzt): | 58 Ohms |
Current - Reverse Leakage @ Vr: | 100nA @ 25V |
Voltage - Forward (Vf) (Max) @ If: | 900mV @ 10mA |
Operating Temperature: | -55°C ~ 150°C |
Mounting Type: | Surface Mount |
Package / Case: | TO-236-3, SC-59, SOT-23-3 |
Supplier Device Package: | SOT-23-3 (TO-236) |
Base Part Number: | MMBZ5257 |
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SZMMBZ5257ELT1G Application Field and Working Principle
SZMMBZ5257ELT1G is a single Zener diode. This diode is primarily used for voltage stabilization and voltage regulation. It is used in circuits which require a stable, fixed reference voltage and can be used to protect electrical circuits from damage due to over-voltage or insufficient voltage.
In a single Zener diode circuit, the diode works in a reverse-biased state and acts as a voltage controlled resistor. Voltage is applied across the diode in a reversed direction, with the anode connected to the higher voltage. When the reverse-bias voltage is below a certain level, known as the breakdown voltage or knee voltage, then the diode behaves as a normal diode, obstructing the current across the circuit. However, once the bias voltage exceeds the breakdown voltage, the diode will turn on and start to conduct current. The knee voltage for a single Zener diode is close to the maximum acceptable voltage, and it is determined by the diode\'s built in Zener impedance and is usually specified by the manufacturer.
The single Zener diode has many applications, such as providing a stable regulated voltage from an AC or DC power supply, voltage regulation, voltage clamping, input clamping, and protection from voltage spikes, and noise reduction. It is also used for impedance matching, to isolate stages of an amplifier, and protect audio circuitry from damage due to high voltage levels.
In a circuit with a single Zener diode, the diode is connected in a reverse-biased condition with the anode of the diode connected to the higher voltage. The diode will then act as a voltage regulator, allowing current to pass only when the voltage across the diode is above its breakdown voltage. At that point, when the diode turns on, it will regulate the amount of current passing through it, allowing only a certain amount of voltage to pass, which is equal to the breakdown voltage of the diode.
SZMMBZ5257ELT1G has a maximum allowable reverse voltage of 5.6 Volts, and a maximum power dissipation of 1 Watt at 25°C. It has an ESD rating of 4 kV, and is available in a surface-mount package. It is also RoHS compliant and AEC Q101 qualified.
In summary, SZMMBZ5257ELT1G is a single Zener diode with a knee voltage of 5.6 volts and a maximum power dissipation of 1 watt. This diode can be used for voltage regulation, voltage stabilization, and input clamping purposes. It has a wide range of uses and can be used in many applications, including audio circuits and power supplies.
The specific data is subject to PDF, and the above content is for reference
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