Overview
The BTA12-03S40S is a fifth-generation, ultra-small size, isolated DC-DC converter produced by Bellnix Co., Ltd. This component is designed to provide efficient and reliable power conversion in a compact package. It is part of the BTA series, which is known for its high performance and robust features.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 6.0 to 9.0V |
| Output Voltage | 3.3V (adjustable range: 3.15 to 3.6V) |
| Output Current | 400mA |
| Package Type | SMD (Surface Mount Device) |
| Isolation Voltage | AC500V (input-output, input-case, output-case) |
| Isolation Resistance | Over 50MΩ (at DC500V) |
| Operating Temperature Range | -40°C to 85°C (derating required from 50°C) |
| Storage Temperature Range | -40°C to 85°C |
| Humidity Range | 95% R.H. max. (max. wet-bulb temp. 38°C, non-condensing) |
| Dimensions (SMD) | W=16.6 mm, L=19.8 mm, H=8.5 mm (typ.) |
Key Features
- Adjustable Output Voltage: The output voltage can be adjusted using an external resistor.
- Remote ON/OFF Control: The output can be controlled remotely using a low voltage signal (0-0.4V for ON, open for OFF).
- Dual Power Supply Usable as Single Power Supply: Flexible power supply options.
- Built-in Over-Current Protection: Auto-recovery type protection circuit operates above 105% of the rated current.
- Built-in Low Input Voltage Protection: Prevents malfunction at low input voltages.
- No Electrolytic or Tantalum Capacitors: Enhances reliability and lifespan.
- MTTF 2,000,000 Hrs: High mean time to failure for increased reliability.
- Metallic Shield Cover and Halogen-Free PCB: Ensures environmental compliance and durability.
Applications
The BTA12-03S40S is suitable for a variety of applications requiring isolated DC-DC conversion, such as:
- Industrial control systems
- Medical devices
- Aerospace and defense systems
- Telecommunication equipment
- Automotive systems
Q & A
- What is the input voltage range for the BTA12-03S40S?
The input voltage range is 6.0 to 9.0V.
- What is the output voltage and current of the BTA12-03S40S?
The output voltage is 3.3V (adjustable range: 3.15 to 3.6V), and the output current is 400mA.
- What type of package does the BTA12-03S40S come in?
The BTA12-03S40S comes in an SMD (Surface Mount Device) package).
- What is the isolation voltage of the BTA12-03S40S?
The isolation voltage is AC500V (input-output, input-case, output-case)).
- Does the BTA12-03S40S have built-in protection features?
Yes, it includes built-in over-current protection and low input voltage protection).
- What is the operating temperature range of the BTA12-03S40S?
The operating temperature range is -40°C to 85°C (derating required from 50°C)).
- Is the BTA12-03S40S RoHS compliant?
Yes, the BTA12-03S40S is RoHS compliant).
- How can the output voltage be adjusted?
The output voltage can be adjusted using an external resistor according to the specified formula).
- What is the MTTF of the BTA12-03S40S?
The mean time to failure (MTTF) is 2,000,000 hours).
- Does the BTA12-03S40S use electrolytic or tantalum capacitors?
No, it does not use electrolytic or tantalum capacitors, enhancing its reliability and lifespan).
