LL4148
Diode Small Signal Switching 75V 0.15A 2-Pin Mini-MELF T/R
| Quantity | Unit Price(USD) | Ext. Price |
|---|---|---|
| 2500 | $0.007 | $17.50 |
| 50000 | $0.006 | $300.00 |
| 50 | $0.010 | $0.50 |
| 500 | $0.008 | $4.00 |
| 5000 | $0.007 | $35.00 |
| 25000 | $0.006 | $150.00 |
Inventory:6,230
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Part Number : LL4148
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Other Name : LL4148-13
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Package/Case : SOD-80
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Manufacturer : Onsemi
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Components Classification : Single Diodes
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Datesheet : LL4148 DataSheet (PDF)
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Series : LL4148
Overview of LL4148
The LL4148 is a small signal diode optimized for high-speed and low-voltage operations. It provides excellent performance for many different applications.Pinout
The LL4148 pinout refers to the configuration and function of each pin in its package type. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the LL4148 has a specific role such as power supply input, ground connection, or signal interface.Features
- 1V Operation: The LL4148 is designed to operate at 1V, making it suitable for low-voltage applications.
- Max Reverse Voltage of 100V: This diode has a maximum reverse voltage rating of 100V, ensuring reliable operation in high-reverse-voltage applications.
- 200mA Current Rating: The LL4148 is rated for 200mA of current, making it suitable for applications that require moderate levels of current.
- High-Speed Operation: This diode is designed to operate at high speeds, making it suitable for applications such as audio and radio frequency (RF) amplifiers.
- General Usage: The LL4148 is a general-purpose small signal diode that can be used in a wide range of applications.
Applications
- This product is general usage and suitable for many different applications.
Advantages and Disadvantages
Advantages:
- High-Speed Operation: The LL4148's high-speed operation makes it suitable for demanding applications such as audio and RF amplifiers.
- Low Operating Voltage: This diode's low operating voltage (1V) makes it suitable for battery-powered or low-voltage applications.
Disadvantages:
- Limited Current Rating: The LL4148 is limited to 200mA of current, making it less suitable for high-current applications.
Equivalents
For similar functionalities, consider these alternatives to the LL4148:
- Taiwan Semiconductor LLSA Series: A high-speed, low-voltage small signal diode with similar characteristics.
- Another Manufacturer's Competitor Product: A competing product from another manufacturer offering similar features and performance.
Frequently Asked Questions
Q: What is the maximum reverse voltage of the LL4148?
A: The maximum reverse voltage rating of the LL4148 is 100V.
Q: Can I use this diode in high-speed applications?
A: Yes, the LL4148 is designed for high-speed operation and can be used in demanding applications such as audio and RF amplifiers.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
| Product Category | Diodes - General Purpose, Power, Switching | RoHS | Details |
| REACH | Details | Product | General Purpose Diodes |
| Mounting Style | SMD/SMT | Package / Case | SOD-80 |
| Peak Reverse Voltage | 100 V | Max Surge Current | 2 A |
| If - Forward Current | 200 mA | Configuration | Single |
| Recovery Time | 4 ns | Vf - Forward Voltage | 1 V |
| Ir - Reverse Current | 25 nA | Minimum Operating Temperature | - 65 C |
| Maximum Operating Temperature | + 175 C | Series | LL4148 |
| Brand | onsemi / Fairchild | Height | 1.5 mm |
| Length | 3.6 mm | Product Type | Diodes - General Purpose, Power, Switching |
| Factory Pack Quantity | 2500 | Subcategory | Diodes & Rectifiers |
| Type | Small Signal Switching Diode | Vr - Reverse Voltage | 100 V |
| Width | 1.5 mm | Unit Weight | 0.001834 oz |
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