Diodes Incorporated TB1100H-13-F
- Part No.:
- TB1100H-13-F
- Manufacturer:
- Diodes Incorporated
- Category:
- Thyristors
- Package:
- DO-214AA, SMB
- Datasheet:
-
TB1100H-13-F.pdf
- Description:
- THYRISTOR 90V 400A DO-214AA
- Quantity:
- Payment:

- Shipping:

Inventory:3,666
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Product details
Overview
TB1100H-13-F from Diodes Incorporated is a bidirectional surface-mount thyristor surge protective device (TSPD) designed for primary-level overvoltage clamping in telecom and data line interfaces. It features a 90 V maximum repetitive off-state voltage (VDRM), 130 V breakover voltage (VBO), 100 A peak pulse current (10/1000 µs), 120 pF off-state capacitance, and SMB package with no polarity indicator - used in DSL, T1/E1, and ISDN line cards to suppress lightning-induced transients.
For engineers reviewing the TB1100H-13-F datasheet, TB1100H-13-F pinout, TB1100H-13-F application, or TB1100H-13-F equivalent, key selection criteria include stand-off voltage margin vs. system DC bias, hold current stability across temperature, peak impulse rating under IEC 61000-4-5 8/20 µs waveform, and low off-state capacitance for high-speed signal integrity.
Technical Context
This TSPD operates as a voltage-triggered crowbar device: it remains highly resistive below VDRM (90 V), transitions rapidly to low-impedance conduction at VBO (130 V ±15%), and latches on until current falls below IH (150–800 mA). Its oxide-glass passivated junction ensures stable triggering and long life under repetitive surges.
Designed for bidirectional protection without external polarity management, it meets GR-1089-CORE, IEC 61000-4-5 Level 4 (4 kV), ITU-T K.20/K.21, and UL497B requirements. Thermal resistance is 20 °C/W (junction-to-lead) and 100 °C/W (junction-to-ambient), supporting operation from –40 °C to +150 °C.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDRM | 90 V - Maximum continuous DC or RMS voltage before conduction; sets minimum operating margin above line bias (e.g., 48 V DC in POTS). |
| VBO | 130 V - Breakover voltage threshold; triggers clamping during fast transients while avoiding false trips on normal line noise. |
| IPP (10/1000 µs) | 100 A - Peak surge current handling per GR-1089-CORE; defines robustness against induced lightning surges. |
| CO | 120 pF - Off-state capacitance at 2 VDC bias and 1 MHz; enables use on ≤2 Mbps digital lines without signal degradation. |
| IH | 150–800 mA - Holding current range; ensures reliable latch-off after surge when load current drops below this window. |
| RθJL | 20 °C/W - Junction-to-lead thermal resistance; supports sustained power dissipation up to 1.25 W during clamping events. |
Pinout & Package
Package: SMB (DO-214AA), surface-mount, bidirectional, non-polarized device with two terminals - no anode/cathode designation. Molded plastic case (UL 94V-0), matte tin-plated leads, 0.093 g weight.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Terminal 1 | Line-side connection | Either terminal may connect to protected line (e.g., tip or ring in telecom); symmetric structure enables identical performance in both directions. |
| Terminal 2 | Ground/reference connection | Connected to common reference plane (e.g., chassis ground or signal return); completes crowbar path during overvoltage event. |
Key Features
| Feature | Design Value |
|---|---|
| Bidirectional clamping | Enables single-device protection of AC-coupled or differential telecom lines (e.g., xDSL pairs) without polarity routing constraints. |
| Oxide-glass passivated junction | Ensures stable VBO over temperature and lifetime, with <0.1 %/°C drift - critical for consistent surge response in outdoor cabinets. |
| 100 A @ 10/1000 µs | Meets GR-1089-CORE Category A/B/C requirements for central office and remote terminal installations. |
| 120 pF off-state capacitance | Preserves signal integrity on 1–2 Mbps ISDN BRI and T1 lines; avoids attenuation or jitter beyond ITU-T G.703 limits. |
Applications
| DSL Line Card Protection | T1/E1 Interface Protection |
|---|---|
Use Scenario: Protecting ADSL/VDSL line interface ICs from lightning-induced surges on copper loops up to 5 km. IC Role / Device Role / Timing Role: Primary crowbar device placed between line transformer secondary and transceiver IC input. Use Value: Clamps transients to <30 V within 100 ns while maintaining <120 pF loading - prevents damage to sensitive analog front-end without distorting upstream/downstream signals. | Use Scenario: Safeguarding T1 framer and line driver circuits in channel bank equipment exposed to induced surges. IC Role / Device Role / Timing Role: Standoff protector on balanced 100 Ω differential pair prior to transformer coupling. Use Value: Withstands 400 A @ 8/20 µs (IEC 61000-4-5) and recovers within 30 ms - ensures uninterrupted framing synchronization after surge clearance. |
| ISDN BRI S/T Interface | POTS Line Card Surge Suppression |
Use Scenario: Securing 2B+D ISDN termination at network boundary where metallic line enters building. IC Role / Device Role / Timing Role: Bidirectional shunt protector on both B-channel lines and D-channel line relative to common ground. Use Value: Symmetric 90 V VDRM allows identical placement on all four wires; 120 pF avoids violating G.961 mask for 144 kbps BRI signaling. | Use Scenario: Hardening analog telephone line cards in PBX or VoIP gateway against indirect lightning strikes. IC Role / Device Role / Timing Role: First-stage protector between line interface transformer and SLIC (subscriber line interface circuit). Use Value: 130 V VBO provides 30 V headroom above 48 V nominal battery feed, preventing nuisance tripping during hookswitch transients. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar bidirectional thyristor surge protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| Littelfuse SP1003-090 | VDRM = 90 V, IPP = 100 A (10/1000 µs), but CO = 150 pF and RθJA = 120 °C/W. | Higher capacitance limits use to ≤1 Mbps; lower thermal efficiency reduces duty-cycle capability in hot environments. | Select if legacy Littelfuse footprint compatibility is required; verify signal integrity at target data rate. |
| Bourns TBU-CA065-200-WH | Not a thyristor - it's a resettable TBU (thermal cutoff); VDRM not applicable; trip time ~100 ns, but no crowbar clamping action. | Provides overcurrent cutoff only; requires downstream TVS for voltage clamping - adds component count and board space. | Choose only when coordinated overcurrent + overvoltage protection is mandated and crowbar behavior is not needed. |
Compared with SP1003-090 and TBU-CA065-200-WH, TB1100H-13-F delivers true bidirectional crowbar clamping with lower capacitance and superior thermal dissipation - making it optimal for high-reliability telecom line cards where signal fidelity and single-device simplicity are critical.
Availability
TB1100H-13-F is available at Aetrix Electronics and suitable for DSL line cards, T1/E1 channel banks, ISDN BRI interfaces, and POTS line cards requiring stable component supply and long-term obsolescence management.
Supply support for TB1100H-13-F 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
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design, manufacturing, and sales operations across Asia, Europe, and North America.
TB1100H-13-F belongs to the TBxxxH series of bidirectional thyristor surge protectors, engineered specifically for primary-level transient suppression in telecom infrastructure - balancing high surge current capability with low parasitic capacitance and stable voltage thresholds.
FAQ
What is the maximum operating temperature for TB1100H-13-F?
The TB1100H-13-F is rated for junction temperatures from –40 °C to +150 °C. Its thermal resistance (RθJL) is 20 °C/W, meaning at 1.25 W dissipation, junction temperature rise above lead temperature is 25 °C. For ambient operation up to +85 °C, ensure adequate PCB copper area and airflow to maintain lead temperature ≤125 °C.
Does TB1100H-13-F require a series current-limiting resistor?
No - unlike MOVs or TVS diodes, this thyristor-based TSPD does not require an external current-limiting resistor. Its intrinsic holding current (150–800 mA) ensures self-extinguishing once surge current falls below that threshold. However, system-level current limiting (e.g., via line impedance or fuse) must still be present to prevent destructive latch-on during sustained overloads.
How does TB1100H-13-F compare to a bidirectional TVS diode for telecom protection?
TB1100H-13-F offers higher peak surge current (100 A vs. typical 60 A for SMB TVS), lower clamping voltage under high-current transients, and inherent crowbar action that holds low impedance until current decays. TVS diodes clamp more softly but recover instantly; TSPDs provide stronger protection at the cost of slower recovery (≤30 ms) and higher capacitance than some ultra-low-capacitance TVS devices.
Is TB1100H-13-F compliant with RoHS and halogen-free standards?
Yes - TB1100H-13-F has a lead-free finish (matte tin plating) and complies with EU Directive 2002/95/EC (RoHS). It uses green molding compound with no halogens or antimony, meeting IPC-4101 definition of "halogen-free." The UL Recognized Component file number is E156346.
TB1100H-13-F Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Package/Case:
- DO-214AA, SMB
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Voltage - Breakover:
- 130V
- Voltage - Off State:
- 90V
- Voltage - On State:
- 3.5 V
- Current - Peak Pulse (8/20µs):
- 400 A
- Current - Peak Pulse (10/1000µs):
- 100 A
- Current - Hold (Ih):
- 150 mA
- Number of Elements:
- 1
- Capacitance:
- 120pF
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SMB
TB1100H-13-F FAQ
1.How can I place an order for TB1100H-13-F through Aetrix?
Please submit a Request for Quotation (RFQ) for TB1100H-13-F 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 TB1100H-13-F reliable?
The price and inventory of TB1100H-13-F are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TB1100H-13-F is usually 5 days.
3.What payment methods are accepted for TB1100H-13-F?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TB1100H-13-F transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TB1100H-13-F?
TB1100H-13-F orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TB1100H-13-F 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 TB1100H-13-F?
For technical support, including TB1100H-13-F datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TB1100H-13-F requirements.
6.How does Aetrix verify that TB1100H-13-F is sourced from the original manufacturer or authorized distributors?
All TB1100H-13-F 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 TB1100H-13-F meets industry standards.
7.What is the process for return or replacement of TB1100H-13-F?
All TB1100H-13-F units undergo pre-shipment inspection (PSI). If there is an issue with TB1100H-13-F, 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 TB1100H-13-F part is unused and in its original packaging.
Return procedure for TB1100H-13-F:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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