1N4740A 10V 1W zener diode
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The 1N4740A is a Zener diode designed to provide a stable reference voltage of 10V with a power dissipation capability of 1W. This Zener diode is suitable for applications requiring accurate voltage regulation, voltage referencing, and protection against overvoltage conditions. It offers reliable performance for general-purpose circuits.
Key Features:
- Nominal Zener Voltage: 10V
- Power Dissipation: 1W
- Tight tolerance for precise voltage regulation
- Low leakage current
- High stability and reliability
- Axial-leaded design for easy PCB mounting
- Zener Voltage (Vz): 10V
- Test Current (Iz): 35mA
- Maximum Zener Impedance (Zz): 30 ohms at Iz
- Maximum Reverse Leakage Current (Ir): 0.5µA at Vr = 8V
- Power Dissipation (Pd): 1W
- Operating Temperature Range: -65°C to +200°C
- Package Type: DO-41 (Axial)
- Dimensions: Length: 4.5mm, Diameter: 2.0mm (approx.)
- Voltage Regulation: Provides a stable reference voltage for various circuits.
- Overvoltage Protection: Protects sensitive electronic components from voltage spikes.
- Voltage Clamping: Limits the voltage to a specific value to protect circuits.
- Signal Conditioning: Used in waveform clipping and shaping circuits.
- Reference Voltage: Provides a precise reference voltage in measurement and control systems.
- Identify the correct placement for the Zener diode in your circuit based on the schematic.
- Ensure the Zener diode’s voltage and power rating match the circuit’s requirements.
- Solder the Zener diode into place, observing proper polarity (cathode marked with a band).
- Test the circuit to verify the Zener diode is functioning as expected.
- Ensure the Zener diode's power rating is not exceeded to prevent overheating and failure.
- Handle with care to avoid damaging the diode during installation.
- Verify the Zener diode's specifications match the requirements of your application.
Technical Specifications:
- Logic Family: CMOS
- Number of Channels: 3
- Switch Configuration: Single-Pole Double-Throw (SPDT)
- Supply Voltage Range: 3V to 15V
- “ON” Resistance (R_ON): 125Ω typical at V_DD = 10V
- “OFF” Leakage Current (I_OFF): ±100pA typical at V_DD = 10V
- Control Input Voltage (V_IH): 0.7 V_DD min, 0.3 V_DD max
- Maximum Operating Frequency: 40 MHz at V_DD = 10V
Applications:
- Signal routing and switching
- Analog and digital multiplexing
- Audio and video signal processing
- Data acquisition systems
- Test equipment