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Product Detailed Parameters
- Description：DIODE TUNING SS 30V SOT-23
- Series：-
- Mfr：onsemi
- Package：Tape & Reel (TR)
- Capacitance @ Vr, F：24.2pF @ 4V, 1MHz
- Capacitance Ratio：3.2
- Capacitance Ratio Condition：C2/C30
- Voltage - Peak Reverse (Max)：30 V
- Diode Type：Single
- Q @ Vr, F：350 @ 4V, 50MHz
- Operating Temperature：150°C (TJ)
- Grade：-
- Qualification：-
- Mounting Type：Surface Mount
- Package / Case：TO-236-3, SC-59, SOT-23-3
- Supplier Device Package：SOT-23-3 (TO-236)
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Overview
The MMBV2107LT1G is a silicon tuning diode from the MMBV2101LT1 series, designed for FM radio and TV tuning applications. It provides solid-state reliability as a replacement for mechanical tuning methods. The device features a standard capacitance tolerance of 10% and controlled uniform tuning ratios. It operates with a maximum reverse voltage of 30 Vdc and a forward current of 200 mAdc. The typical diode capacitance at 4.0 Vdc is 22 pF, ranging from 19.8 to 24.2 pF. The figure of merit (Q) is typically 350 at 50 MHz. The tuning ratio (C2/C30) ranges from 2.5 to 3.2.
Feature Summary
- High Q factor for efficient frequency control
- Controlled and uniform tuning ratio
- Standard 10% capacitance tolerance
- Pb-Free package availability
Applications
- FM Radio tuning
- TV tuning
- Automatic Frequency Control (AFC)
- General frequency control and tuning
Procurement Notes
Verify the specific ordering suffix 'T1' indicates tape and reel packaging when sourcing this component. Confirm the presence of the 'G' suffix or microdot symbol if Pb-free compliance is required for the assembly process. Ensure the device code matches the specified marking diagram for accurate identification upon receipt.
Selection Notes
Select the MMBV2107LT1G when a nominal capacitance of approximately 22 pF is required for the tuning circuit. Consider the SOT-23 surface mount package for board space optimization compared to through-hole alternatives. Evaluate the Q factor and tuning ratio specifications against the specific requirements of the RF application to ensure adequate performance.
Part Context
This component belongs to the MMBV2101LT1 series of silicon tuning diodes manufactured by onsemi. The series includes various capacitance values to suit different tuning needs while maintaining consistent electrical characteristics across the family. These devices are engineered to replace mechanical tuning capacitors in high-volume consumer electronics.
Replacement Considerations
MMBV2107L
FAQ
What is the pin configuration for the SOT-23 package?
Pin 1 is the Anode, Pin 2 is No Connection, and Pin 3 is the Cathode.
How is the tuning ratio defined for this device?
The tuning ratio is defined as the ratio of the diode capacitance measured at 2.0 Vdc divided by the capacitance measured at 30 Vdc.
What is the maximum junction temperature?
The maximum junction temperature is +150 °C.
