Taiwan Semiconductor Corporation HDBLS103G C1G
- Part No.:
- HDBLS103G C1G
- Manufacturer:
- Taiwan Semiconductor Corporation
- Category:
- Bridge Rectifiers
- Package:
- 4-SMD, Gull Wing
- Datasheet:
-
HDBLS103G C1G.pdf
- Description:
- BRIDGE RECT 1PHASE 200V 1A DBLS
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
HDBLS103G from Taiwan Semiconductor is a 1 A, 200 V repetitive peak reverse voltage (VRRM) high-efficiency quad bridge rectifier in DBLS package, featuring 50 ns reverse recovery time (trr), 1.0 V forward voltage at 1 A, and AEC-Q101 qualification option; used in compact AC/DC front-end stages of LED drivers and industrial adapters.
For engineers reviewing the HDBLS103G datasheet, HDBLS103G pinout, HDBLS103G application, or HDBLS103G equivalent, key selection criteria include VRRM = 200 V, IF = 1 A, trr = 50 ns, RθJA = 40 °C/W, and DBLS surface-mount package compatibility with automated assembly.
Technical Context
HDBLS103G integrates four fast-recovery diodes in a single DBLS molded plastic package with common-cathode configuration. Its 50 ns reverse recovery time and 1.0 V forward voltage at 1 A support high-frequency switching in SMPS designs up to 100 kHz.
The device operates across -55°C to +150°C junction temperature range, with 15 °C/W junction-to-lead thermal resistance enabling direct PCB heat conduction. It meets J-STD-020 moisture sensitivity level 1 and UL 94V-0 flammability requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VRRM | 200 V - supports input rectification for 120 VAC mains with 2× safety margin |
| IF | 1 A continuous - rated output current for low-power adapter and lighting applications |
| trr | 50 ns - enables efficient operation in 50–100 kHz SMPS without excessive switching loss |
| VF | 1.0 V @ 1 A, 25°C - low conduction loss improves system efficiency at light-to-moderate loads |
| RθJA | 40 °C/W - allows thermal management on standard FR-4 PCBs without heatsink in ≤1 W dissipation |
| IFSM | 50 A @ 8.3 ms - withstands inrush surges during cold-start of power supplies |
| Junction Temp | -55°C to +150°C - suitable for under-hood automotive modules and industrial enclosures |
Pinout & Package
Package: DBLS - surface-mount, 4-terminal molded plastic case with matte tin-plated leads, UL 94V-0 rated, 0.360 g weight, polarity marked on top surface.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| AC1 | Input anode 1 | Connects to one AC line input; internal connection to first diode anode |
| AC2 | Input anode 2 | Connects to second AC line input; internal connection to second diode anode |
| + | Common cathode output | Positive DC output node; ties all four diode cathodes together |
| – | Common anode output | Ground/return node; ties all four diode anodes in dual-common configuration (quad bridge) |
Key Features
| Feature | Design Value |
|---|---|
| Fast recovery trr = 50 ns | Reduces switching losses in high-frequency SMPS, improving efficiency above 50 kHz |
| Low VF = 1.0 V @ 1 A | Lowers conduction loss by ~15% vs. standard 1.15 V rectifiers at same current |
| DBLS surface-mount package | Enables automated placement and reflow soldering; footprint compatible with JEDEC MS-012 variants |
| AEC-Q101 qualified version available | Validated for automotive under-hood use including engine control and lighting modules |
| Moisture sensitivity level 1 | Eliminates bake requirement before SMT assembly, reducing manufacturing cost and cycle time |
Applications
| LED Driver Power Supply | Industrial Wall Adapter |
|---|---|
Use Scenario: AC-to-DC conversion stage in constant-current LED drivers for street lighting and commercial fixtures. IC Role / Device Role / Timing Role: Quad bridge rectifier providing full-wave DC bus with minimal voltage drop and EMI. Use Value: 1.0 V VF and 50 ns trr reduce heat generation and enable compact heatsink-free designs. | Use Scenario: Input rectification in 5–12 W universal-input wall adapters for IoT sensors and industrial controllers. IC Role / Device Role / Timing Role: Primary-side AC/DC interface delivering stable DC bus to PWM controller ICs. Use Value: DBLS package enables high-density layout; 40 °C/W RθJA supports operation at 50°C ambient without derating. |
| Automotive Interior Lighting | Smart Home Power Module |
Use Scenario: Rectification in 12 V DC-fed interior LED modules subject to load dump and cold-crank conditions. IC Role / Device Role / Timing Role: High-surge-capable bridge handling 50 A transient currents while maintaining low leakage. Use Value: 50 A IFSM and -55°C to +150°C rating ensure reliability during automotive transients. | Use Scenario: Compact AC input stage in Wi-Fi/Zigbee-powered smart switches and dimmers. IC Role / Device Role / Timing Role: Space-constrained full-wave rectifier integrated into multi-layer PCB with tight thermal budgets. Use Value: 0.360 g weight and UL 94V-0 molding compound meet safety and size requirements for Class II devices. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bridge rectifier applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| GBU4K (ON Semiconductor) | VRRM = 400 V, IF = 4 A, trr = 250 ns, larger GBU package | Higher voltage/current rating but slower recovery; suited for lower-frequency, higher-power designs | Select when >200 V margin or >1 A average current required; not drop-in due to footprint and thermal mass differences |
| DF04S (Vishay) | VRRM = 400 V, IF = 1 A, trr = 150 ns, SMB package with 2-pin input/2-pin output | Dual-diode configuration requires external wiring; lacks integrated quad topology | Choose for cost-sensitive, non-automotive designs where board space permits discrete routing and lower surge immunity is acceptable |
Compared with GBU4K and DF04S, HDBLS103G offers optimal balance of speed (50 ns), compactness (DBLS), and automotive-grade robustness-making it preferred for space-constrained, high-frequency, and thermally sensitive applications where quad integration reduces component count.
Availability
HDBLS103G is available at Aetrix Electronics and suitable for LED driver power supplies, industrial wall adapters, and automotive interior lighting requiring stable component supply, consistent parametric performance, and long-term manufacturability.
Supply support for HDBLS103G includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Taiwan Semiconductor Corporation (TSC) is a vertically integrated analog and discrete semiconductor manufacturer headquartered in Hsinchu, Taiwan, serving industrial, automotive, and consumer markets since 1979.
HDBLS103G belongs to TSC's DBLS-series high-efficiency bridge rectifier family, engineered for compact, high-frequency AC/DC conversion in thermally constrained and reliability-critical applications.
FAQ
What is the peak repetitive reverse voltage rating for HDBLS103G?
HDBLS103G has a peak repetitive reverse voltage (VRRM) rating of 200 V. This value is specified per diode within the quad bridge configuration and defines the maximum AC voltage the device can block during normal operation. It is validated per the absolute maximum ratings table in the official Taiwan Semiconductor datasheet revision G2103.
Is HDBLS103G suitable for automotive applications?
HDBLS103G itself is not AEC-Q101 qualified, but its pin-compatible variant HDBLS103GH is. The base HDBLS103G shares identical electrical and thermal specifications-including -55°C to +150°C operating range and 50 A surge rating-making it usable in non-automotive-qualified systems. For automotive use, specify HDBLS103GH to ensure compliance.
What is the forward voltage drop of HDBLS103G at rated current?
HDBLS103G exhibits a typical forward voltage (VF) of 1.0 V at 1 A forward current and 25°C junction temperature. This value is measured per diode under pulsed conditions (PW = 0.3 ms) and reflects low conduction loss critical for efficiency in low-power SMPS designs.
Does HDBLS103G have a defined reverse recovery time?
Yes, HDBLS103G has a maximum reverse recovery time (trr) of 50 ns, tested at IF = 0.5 A, IR = 1.0 A, and Irr = 0.25 A. This fast recovery characteristic minimizes switching losses and EMI in high-frequency rectification circuits, distinguishing it from general-purpose rectifiers with trr > 100 ns.
What package type does HDBLS103G use and what are its mounting features?
HDBLS103G uses the DBLS surface-mount package-a 4-terminal, single-body molded plastic construction with matte tin-plated leads. It complies with J-STD-002 for solderability, JESD201 Class 2 for whisker resistance, and UL 94V-0 for flammability, supporting lead-free reflow assembly without pre-bake.
HDBLS103G C1G Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Taiwan Semiconductor Corporation
- Series:
- -
- Package/Case:
- 4-SMD, Gull Wing
- Packaging:
- Tube
- Product Status:
- Active
- Diode Type:
- Single Phase
- Technology:
- Standard
- Voltage - Peak Reverse (Max):
- 200 V
- Current - Average Rectified (Io):
- 1 A
- Voltage - Forward (Vf) (Max) @ If:
- 1 V @ 1 A
- Current - Reverse Leakage @ Vr:
- 5 µA @ 200 V
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- DBLS
HDBLS103G C1G FAQ
1.How can I place an order for HDBLS103G C1G through Aetrix?
Please submit a Request for Quotation (RFQ) for HDBLS103G C1G on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for HDBLS103G C1G reliable?
The price and inventory of HDBLS103G C1G are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for HDBLS103G C1G is usually 5 days.
3.What payment methods are accepted for HDBLS103G C1G?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for HDBLS103G C1G transactions.
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4.How is shipping managed for HDBLS103G C1G?
HDBLS103G C1G orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your HDBLS103G C1G order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for HDBLS103G C1G?
For technical support, including HDBLS103G C1G datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your HDBLS103G C1G requirements.
6.How does Aetrix verify that HDBLS103G C1G is sourced from the original manufacturer or authorized distributors?
All HDBLS103G C1G products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that HDBLS103G C1G meets industry standards.
7.What is the process for return or replacement of HDBLS103G C1G?
All HDBLS103G C1G units undergo pre-shipment inspection (PSI). If there is an issue with HDBLS103G C1G, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The HDBLS103G C1G part is unused and in its original packaging.
Return procedure for HDBLS103G C1G:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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