Product Description
TDA/B Adjustable DC Power Supply 0-100V Programmable Bench PSU OVP OCP OTP Protection RS232 for Phone Laptop Repair
TDA/B Adjustable DC Power Supply 0-100V Programmable Bench PSU OVP OCP OTP Protection RS232 for Phone Laptop Repair1. NOTE
Default Parameters
Power Supply: AC 220V
TDA Series:
Standard configuration with a 4-digit digital display
Voltage Resolution: 10 mV
Current Resolution: 1 mA
TDB Series:
Supports storage of up to 3 sets of data, RS232 computer communication, and programmable control.
Model Specifications Table
Model | Output Voltage | Output Current |
TDA155 / TDB155 | 0–15V | 0–5A |
TDA305 / TDB305 | 0–30V | 0–5A |
TDA3010 / TDB3010 | 0–30V | 0–10A |
TDA605 / TDB605 | 0–60V | 0–5A |
TDA1003 / TDB1003 | 0–100V | 0–3A |
2. Parameters
Parameter | Specification |
Output Voltage Range | 0~15V / 0~30V / 0~60V / 0~100V |
Output Current Range | 0~3A / 0~5A / 0~10A |
Voltage Setting Resolution | 10mV |
Voltage Accuracy | ≤0.1% + 5 digits |
Voltage Readback Resolution | 10mV |
Voltage Readback Accuracy | ≤0.1% + 5 digits |
Voltage Temperature Coeff. | ≤0.02% + 3mV |
Voltage Ripple | ≤10mVrms / ≤15mVrms / ≤18mVrms |
Current Setting Resolution | 1mA |
Current Accuracy | ≤0.2% + 10 digits |
Current Readback Resolution | 1mA |
Current Readback Accuracy | ≤0.2% + 10 digits |
Current Temperature Coeff. | ≤0.02% + 3mA |
Current Ripple | ≤10mArms / ≤15mArms / ≤18mArms |
Load Regulation | <10A: ≤0.1%Umax+5mA, ≥10A: ≤0.2%Umax+5mA |
Line Regulation | <10A: ≤0.1%Umax+5mA, ≥10A: ≤0.2%Umax+5mA |
Over Voltage Protection (OVP) | 16V / 33V / 65V / 103V |
Over Current Protection (OCP) | 5.5A / 10.5A / 3.5A |
Cooling Method | Intelligent fan cooling |
Data Storage (TDB Series) | 3 groups |
Communication (TDB Series) | RS232 interface |
Operating Environment | 0~40°C, <80% RH, indoor altitude <2000m |
Storage Environment | -20~60°C, <80% RH |
Power Input | AC220V ±10%, 50Hz |
Product Dimensions | 259 × 93 × 164 mm |
Weight | 2.2 kg |
3. Features
Wide Voltage and Current Range
Available in multiple models from 0–15V to 0–100V, with output current up to 10A, meeting a wide range of application requirements.
High Output Power up to 3600W
Provides stable and powerful performance for demanding industrial environments and high-load applications.
4-Digit Dual Display
Shows voltage and current in real time with high accuracy, helping users monitor operation more clearly and precisely.
Intelligent Protection System
Built-in over-voltage, over-current, over-temperature, and short-circuit protection help ensure safer and more reliable operation.
RS232 Communication
TDB Series supports PC programming and remote control, making it suitable for automated system integration.
Data Memory Function
TDB Series can store up to 3 sets of parameters for quick recall, improving efficiency in repeated testing or operation tasks.
Dual Adjustment Knob
Equipped with coarse and fine adjustment knobs for fast setting and precise control of output values.
4. Applications
Ideal for use in R&D laboratories, electronics manufacturing lines, automated testing systems, educational and training equipment, maintenance and repair workstations, as well as battery charging and power supply applications.






5. FAQs
Q1: Is this power supply programmable via PC?
A1: Yes. The TDB series supports RS232 communication, allowing computer-based programming and remote control.
Q2: Can the power supply save previous settings?
A2: Yes. The TDB series can store up to 3 groups of parameter settings for quick recall.
Q3: Does the unit include output cables?
A3: No. Output cables are not included by default for high-power models, such as the TDE and TDF series.
About Prime Living
Prime Living is a Canadian online store offering a carefully selected range of quality products for home, automotive, tools, outdoor living, electronics and more.
We are committed to fast order processing, secure packaging and reliable tracked shipping to provide an excellent shopping experience.
Shipping policy
We carefully handle each order to ensure your package arrives quickly and safely. Please note that factors such as weather, postal traffic, or carrier performance may occasionally cause delays beyond our control.
We provide free shipping and dispatch all orders within 2 business days of payment, often sooner. All shipments are sent via international express air shipping, with a tracking number provided so you can follow your order every step of the way.
. Please provide a physical address, as we do not ship to P.O. Boxes.
Returns
Your satisfaction is important to us. Hexlight offers a 14-day Free return policy: if you are not fully satisfied with your purchase, you may request either a full refund or an exchange. All return shipping costs are fully covered by us.
Condition
Brand New
Shipping
This item is shipped directly from our supplier in China with tracking.