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1N748A BK - Product Overview
Basic Information Overview
- Category: Semiconductor Diode
- Use: Rectification and voltage regulation
- Characteristics: Low forward voltage drop, high current capability
- Package: DO-35
- Essence: Silicon diode
- Packaging/Quantity: Bulk packaging, quantity varies
Specifications
- Voltage: 10V
- Current: 500mA
- Power Dissipation: 500mW
- Operating Temperature: -65°C to +175°C
Detailed Pin Configuration
The 1N748A BK has a standard DO-35 package with two leads. The anode is connected to the positive terminal and the cathode to the negative terminal.
Functional Features
- Low forward voltage drop
- High current capability
- Fast switching speed
Advantages and Disadvantages
Advantages
- Efficient rectification
- Reliable voltage regulation
- Compact size
Disadvantages
- Limited reverse voltage tolerance
- Sensitive to temperature variations
Working Principles
The 1N748A BK operates based on the principle of semiconductor junction. When a forward bias is applied, it allows current to flow, while in reverse bias, it blocks the current flow.
Detailed Application Field Plans
The 1N748A BK is commonly used in:
- Power supplies
- Voltage regulators
- Signal demodulation circuits
Detailed and Complete Alternative Models
- 1N4148: General-purpose diode
- 1N4001: Rectifier diode
- 1N5819: Schottky diode
This completes the English editing encyclopedia entry structure format for 1N748A BK.
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What is 1N748A BK?
- 1N748A BK is a silicon power rectifier diode commonly used in technical solutions for its high current capability and low forward voltage drop.
What are the typical applications of 1N748A BK?
- It is commonly used in power supplies, battery chargers, inverters, and other electronic devices where high current rectification is required.
What is the maximum forward current rating of 1N748A BK?
- The maximum forward current rating of 1N748A BK is typically around 6 amperes.
What is the maximum reverse voltage rating of 1N748A BK?
- The maximum reverse voltage rating of 1N748A BK is typically around 1000 volts.
What is the forward voltage drop of 1N748A BK at its rated current?
- The forward voltage drop of 1N748A BK is typically around 1 volt at its rated current.
Is 1N748A BK suitable for high-frequency applications?
- No, 1N748A BK is not suitable for high-frequency applications due to its relatively slow recovery time.
Can 1N748A BK be used in temperature-sensitive environments?
- Yes, 1N748A BK has a wide operating temperature range and can be used in temperature-sensitive environments.
Does 1N748A BK require a heatsink for high-power applications?
- Yes, for high-power applications, it is recommended to use a heatsink to dissipate heat and ensure proper operation.
What are the packaging options available for 1N748A BK?
- 1N748A BK is commonly available in axial leaded packages and surface mount packages.
Are there any common failure modes associated with 1N748A BK?
- Common failure modes include thermal runaway under high current conditions and reverse voltage breakdown if the maximum ratings are exceeded.