Overview
The DTC143EET1G is a digital transistor produced by onsemi, designed to integrate a single transistor with a monolithic bias resistor network. This component simplifies circuit design by eliminating the need for external resistors, thereby reducing both system cost and board space. Although this device is currently discontinued and not recommended for new designs, it remains relevant for existing projects and maintenance.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Collector-Base Cutoff Current | ICBO | - | - | 100 | nAdc |
| Collector-Emitter Cutoff Current | ICEO | - | - | 500 | nAdc |
| Emitter-Base Cutoff Current | IEBO | - | - | 1.5 | mAdc |
| Collector-Base Breakdown Voltage | V(BR)CBO | 50 | - | - | Vdc |
| Collector-Emitter Breakdown Voltage | V(BR)CEO | 50 | - | - | Vdc |
| DC Current Gain | hFE | 15 | 30 | - | - |
| Collector-Emitter Saturation Voltage | VCE(sat) | - | - | 0.25 | Vdc |
| Input Voltage (off) | Vi(off) | - | 1.2 | 0.5 | Vdc |
| Input Voltage (on) | Vi(on) | 2.5 | 2.0 | - | Vdc |
| Input Resistor R1 | - | 3.3 | 4.7 | 6.1 | kΩ |
| Resistor Ratio R1/R2 | - | 0.8 | 1.0 | 1.2 | - |
| Total Device Dissipation at 25°C | PD | - | - | 200 | mW |
| Thermal Resistance, Junction to Ambient | RθJA | - | - | 600 | °C/W |
| Junction and Storage Temperature Range | TJ, Tstg | -55 | - | 150 | °C |
Key Features
- Simplifies Circuit Design: Integrates a single transistor with a monolithic bias resistor network, reducing the need for external components.
- Reduces Board Space: Compact package options such as SC-75, SC-70/SOT-323, and SOT-723 minimize board real estate.
- Reduces Component Count: By integrating resistors into the transistor, it decreases the overall component count in the circuit.
- Pb-Free Packages: Available in lead-free packages, making it compliant with environmental regulations.
- Wide Temperature Range: Operates over a junction and storage temperature range of -55°C to 150°C.
Applications
- General Purpose Switching: Suitable for various switching applications where a compact, integrated solution is required.
- Automotive Systems: Can be used in automotive applications due to its AEC-Q101 qualification and PPAP capability.
- Consumer Electronics: Ideal for use in consumer electronics where space and component count are critical factors.
- Industrial Control Systems: Used in industrial control systems for reliable and compact transistor solutions.
Q & A
- What is the DTC143EET1G?
The DTC143EET1G is a digital transistor with a monolithic bias resistor network produced by onsemi.
- Why is the DTC143EET1G discontinued?
The DTC143EET1G is discontinued and not recommended for new designs. However, it may still be used in existing projects or for maintenance purposes.
- What are the key benefits of using the DTC143EET1G?
It simplifies circuit design, reduces board space, and decreases component count by integrating resistors into the transistor.
- What are the typical package options for the DTC143EET1G?
The DTC143EET1G is available in SC-75, SC-70/SOT-323, and SOT-723 packages.
- What is the thermal resistance of the DTC143EET1G in the SC-75 package?
The thermal resistance (RθJA) for the SC-75 package is approximately 600°C/W.
- What is the maximum collector-emitter breakdown voltage of the DTC143EET1G?
The maximum collector-emitter breakdown voltage (V(BR)CEO) is 50 Vdc.
- What is the typical DC current gain of the DTC143EET1G?
The typical DC current gain (hFE) is 30.
- What is the collector-emitter saturation voltage of the DTC143EET1G?
The collector-emitter saturation voltage (VCE(sat)) is typically 0.25 Vdc.
- Is the DTC143EET1G suitable for automotive applications?
Yes, it is AEC-Q101 qualified and PPAP capable, making it suitable for automotive applications.
- What is the junction and storage temperature range of the DTC143EET1G?
The junction and storage temperature range is -55°C to 150°C.
