Overview
The MBT3946DW1T1G is a complementary general-purpose transistor array produced by onsemi. It is designed as a spin-off of the popular SOT-23/SOT-323 three-leaded devices and is housed in the SOT-363-6 surface mount package. This device combines two discrete transistors in one package, making it ideal for low-power surface mount applications where board space is limited. It is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements.
Key Specifications
| Characteristic | Symbol | Min | Max | Unit |
|---|---|---|---|---|
| Collector-Emitter Voltage | V(BR)CEO | 40 | -40 | Vdc |
| Collector-Base Breakdown Voltage | V(BR)CBO | 60 | -40 | Vdc |
| Emitter-Base Breakdown Voltage | V(BR)EBO | 6.0 | -5.0 | Vdc |
| Base Cutoff Current | Ib | - | - | nA |
| Current Gain (hFE) | hFE | 100 | 300 | - |
| Saturation Voltage (VCE(sat)) | VCE(sat) | - | 0.4 | V |
| Output Admittance | hoe | 1.0 | 3.0 | μmhos |
| Noise Figure | NF | - | 5.0 | dB |
Key Features
- Current gain (hFE) of 100-300
- Low VCE(sat) of ≤0.4 V
- Simplifies circuit design by integrating two discrete devices in one package
- Reduces board space and component count
- AEC-Q101 qualified and PPAP capable for automotive and other critical applications
- Pb-Free, Halogen Free/BFR Free, and RoHS compliant
Applications
The MBT3946DW1T1G is suitable for a variety of general-purpose amplifier applications, particularly in low-power surface mount designs. It is ideal for use in automotive systems due to its AEC-Q101 qualification and PPAP capability. Other applications include consumer electronics, industrial control systems, and any scenario where compact, reliable transistor arrays are required.
Q & A
- What is the package type of the MBT3946DW1T1G?
The MBT3946DW1T1G is housed in the SOT-363-6 surface mount package.
- What are the key electrical characteristics of the MBT3946DW1T1G?
Key characteristics include a collector-emitter voltage of up to 40 V, collector-base breakdown voltage of up to 60 V, and a current gain (hFE) of 100-300.
- Is the MBT3946DW1T1G suitable for automotive applications?
- What are the environmental compliance features of the MBT3946DW1T1G?
The device is Pb-Free, Halogen Free/BFR Free, and RoHS compliant.
- How does the MBT3946DW1T1G simplify circuit design?
It integrates two discrete transistors in one package, reducing board space and component count.
- What is the typical noise figure of the MBT3946DW1T1G?
The noise figure is typically up to 5.0 dB.
- What is the output admittance of the MBT3946DW1T1G?
The output admittance is between 1.0 and 3.0 μmhos.
- Is the MBT3946DW1T1G available in tape and reel packaging?
- What are the typical switching characteristics of the MBT3946DW1T1G?
The device has specified delay, rise, storage, and fall times, which can be found in the detailed datasheet.
- How does the MBT3946DW1T1G reduce component count?
By integrating two discrete transistors into a single package, it reduces the overall component count in a circuit.
