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Analog Devices Inc./Maxim Integrated MAX3205EATE+
- Part No.:
- MAX3205EATE+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Category:
- TVS Diodes
- Package:
- 16-WFQFN Exposed Pad
- Datasheet:
-
MAX3205EATE+.pdf
- Description:
- TVS DIODE 16TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:373
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Product details
Overview
The MAX3205EATE+ from Maxim Integrated is a six-channel, low-capacitance ESD protection diode array with integrated TVS clamp, designed for high-speed differential and single-ended signal lines in automotive-grade applications. It delivers ±15kV HBM / ±8kV IEC 61000-4-2 contact / ±15kV air-gap ESD protection, features 2.7pF typical channel capacitance (VCC = +3.3V), 0.05pF channel-to-channel capacitance variation, and operates across –40°C to +125°C. It is used for ESD protection of cell phone connectors and SVGA video interfaces.
For engineers reviewing the MAX3205EATE+ datasheet, MAX3205EATE+ pinout, MAX3205EATE+ application, or MAX3205EATE+ equivalent, key selection criteria include channel count (6), input capacitance tolerance (±0.05pF), clamping behavior under IEC 61000-4-2 transients, TQFN-EP package thermal performance (1667mW at +70°C), and automotive temperature compliance.
Technical Context
The MAX3205EATE+ implements a dual-diode per channel architecture that steers ESD current to VCC or GND, with an integrated TVS element clamping VCC during positive transients. Its BiCMOS process enables low leakage (<±0.1μA) and stable 2.7pF input capacitance across 0–3.3V bias.
Clamp voltage is defined by diode forward drop plus supply rail voltage: VC = VCC + VF (positive) or –VF (negative), with specified limits of VCC + 25V/–25V (HBM), VCC + 60V/–60V (IEC contact), and VCC + 100V/–100V (IEC air-gap) at peak test currents up to 45A.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| ESD Protection Level | ±15kV HBM, ±8kV IEC 61000-4-2 contact, ±15kV air-gap - meets Level 4 immunity for automotive and industrial end equipment. |
| Channel Count | 6 independent I/O channels - supports full protection of multi-lane interfaces like SVGA or USB OTG connector pins. |
| Input Capacitance | 2.7pF typical (VCC = +3.3V, bias = VCC/2) - preserves signal integrity on >480Mbps USB 2.0 and DVI/HDMI lines. |
| Capacitance Variation | ±0.05pF channel-to-channel - ensures matched timing skew in differential pairs and parallel buses. |
| Operating Temperature | –40°C to +125°C - qualified for under-hood automotive, industrial display, and ruggedized portable electronics. |
| Supply Voltage Range | 0.9V to 5.5V - compatible with 1.8V, 3.3V, and 5V logic domains without level-shifting. |
| Leakage Current | ±0.1μA max - prevents DC loading of high-impedance sensor or analog video inputs. |
Pinout & Package
The MAX3205EATE+ is housed in a 16-pin, 3mm × 3mm thin QFN with exposed pad (TQFN-EP), optimized for thermal dissipation (1667mW at +70°C) and low-inductance layout in high-speed routing.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| I/O1–I/O6 | ESD-protected signal channel | Each pair routes transient current to VCC or GND; symmetric placement minimizes stub inductance on differential traces. |
| VCC | Power-supply input | Bypassed with 0.1μF ceramic capacitor to limit VCC rail overshoot during ESD events; clamps positive transients to VCC + VF. |
| GND | Ground reference | Low-impedance connection required to ground plane; forms return path for negative ESD pulses and TVS discharge. |
| N.C. | No connection | Pins 1, 3, 6, 8, 9, 11, 14, 16 are unconnected - must be left floating or grounded per layout best practice; no internal bond. |
| EP | Exposed pad | Thermally and electrically connected to GND; improves power dissipation and reduces thermal resistance by >30% vs. non-EP packages. |
Key Features
| Feature | Design Value |
|---|---|
| Low input capacitance | 2.7pF typical per channel - enables use on 480Mbps USB 2.0 and 1.65Gbps DVI links without measurable rise-time degradation. |
| Integrated TVS clamp | Clamps VCC excursion during positive ESD to known voltage (e.g., VCC + 25V @ 10A), reducing parasitic inductance effects on supply rail. |
| Optimized pinout | Alternating I/O and N.C. pins with symmetric I/O1–I/O6 placement - minimizes stub length and impedance discontinuity on controlled-impedance differential pairs. |
| Automotive temperature range | –40°C to +125°C operation - supports deployment in infotainment head units, dashboard displays, and ADAS camera interfaces. |
| Channel-to-channel matching | 0.05pF capacitance variation - ensures <1ps skew between parallel data lanes, critical for SVGA RGB timing and FireWire 400 synchronization. |
Applications
| Cell Phone Connector Protection | SVGA Video Interface Protection |
|---|---|
Use Scenario: ESD events at micro-USB, SIM card, or audio jack connectors in handheld devices exposed to human handling. IC Role / Device Role / Timing Role: Front-end transient suppressor that shunts ±15kV HBM pulses before they reach baseband processor or PMIC I/O pins. Use Value: Prevents latch-up and gate oxide damage in 28nm/40nm SoCs by limiting peak voltage to ≤±25V (HBM) at the protected node. |
Use Scenario: Hot-plug and cable friction-induced ESD on RGB, HSYNC/VSYNC, and DE signals in portable projectors and docking stations. IC Role / Device Role / Timing Role: Six-channel bidirectional clamp placed directly at SVGA connector footprint to protect timing-critical parallel video bus. Use Value: Maintains <1% pixel timing error across all 6 channels due to 0.05pF capacitance matching, avoiding color fringing or sync loss. |
| Automotive Display Interface | Industrial USB 2.0 Port Protection |
Use Scenario: ESD exposure on LVDS or TTL-based display cables in vehicle infotainment systems operating at ambient –40°C to +85°C. IC Role / Device Role / Timing Role: Automotive-qualified ESD array mounted adjacent to display connector to meet ISO 10605 and AEC-Q100 Grade 2 requirements. Use Value: Guarantees functional safety by surviving repeated ±15kV air-gap discharges without parametric shift over 15-year service life. |
Use Scenario: Factory-floor USB 2.0 host ports connecting to test jigs, barcode scanners, or programmable logic controllers subject to frequent operator contact. IC Role / Device Role / Timing Role: Six-channel protector covering D+, D–, VBUS, ID, and two auxiliary pins in custom USB Type-A receptacle designs. Use Value: Enables full-speed (12Mbps) and high-speed (480Mbps) signaling integrity with <2.7pF loading, eliminating need for post-layout tuning. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar ESD protection applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPD6E05U06DQAR | 6-channel, 0.5pF lower capacitance (2.2pF), but only rated to ±12kV HBM and ±8kV IEC contact; no integrated VCC TVS. | Lacks VCC clamping function - requires external TVS or robust LDO for rail stability during ESD. | Select when ultra-low capacitance is prioritized over automotive temperature range and integrated VCC protection. |
| ESD56081D05 | 6-channel, same 2.7pF capacitance and ±15kV HBM rating, but only specified to +85°C; no IEC air-gap data published. | Not qualified for automotive under-hood or extended-temperature industrial use; limited to commercial-grade consumer gear. | Select when cost sensitivity outweighs extended temperature compliance and full IEC 61000-4-2 validation. |
Compared with TPD6E05U06DQAR and ESD56081D05, the MAX3205EATE+ uniquely combines automotive temperature range, integrated VCC TVS clamping, and full IEC 61000-4-2 air-gap certification - making it the only option for safety-critical, thermally demanding, and system-level ESD-compliant designs.
Availability
The MAX3205EATE+ is available at Aetrix Electronics and suitable for automotive display interfaces, industrial USB 2.0 ports, and ruggedized mobile device connectors requiring stable component supply across extended temperature and long product lifecycles.
Supply support for MAX3205EATE+ 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
Maxim Integrated (now part of Analog Devices) is a U.S.-based semiconductor company specializing in precision analog, mixed-signal, and high-reliability interface solutions.
The MAX3205EATE+ belongs to Maxim's high-speed ESD protection IC family, engineered specifically for automotive and industrial signal-line protection where low capacitance, tight matching, and full IEC 61000-4-2 compliance are mandatory.
FAQ
What is the maximum operating voltage for the MAX3205EATE+?
The MAX3205EATE+ supports a supply voltage range of 0.9V to 5.5V. This allows direct integration with 1.8V, 3.3V, and 5V logic domains without external level-shifting circuitry. The absolute maximum rating for VCC to GND is –0.3V to +6.0V, but sustained operation above 5.5V risks permanent damage. All electrical specifications, including clamp voltage and leakage, are guaranteed within the 0.9V–5.5V operating window.
Does the MAX3205EATE+ require an external bypass capacitor?
Yes - a 0.1μF low-ESR ceramic capacitor must be placed as close as possible between VCC and GND pins of the MAX3205EATE+. This capacitor absorbs charge from positive ESD transients and stabilizes the VCC rail during clamping events. Without it, parasitic inductance can cause VCC overshoot exceeding the specified clamp voltage, potentially damaging downstream components. Layout guidelines specify placement within 2mm of the VCC pin.
How many ESD-protected channels does the MAX3205EATE+ provide?
The MAX3205EATE+ provides six independent ESD-protected channels (I/O1 through I/O6), each consisting of a dual-diode structure that steers transient current to VCC or GND. This matches the pin count of standard SVGA connectors and enables full protection of multi-signal interfaces such as USB OTG (D+, D–, VBUS, ID, and two sideband pins) without requiring multiple devices.
Is the MAX3205EATE+ qualified for automotive applications?
Yes - the MAX3205EATE+ is explicitly specified for the –40°C to +125°C automotive operating temperature range and tested to IEC 61000-4-2 Level 4 (±8kV contact, ±15kV air-gap). Its BiCMOS process, TQFN-EP package with exposed pad, and guaranteed parametric performance across temperature make it suitable for infotainment systems, digital instrument clusters, and ADAS camera modules meeting AEC-Q100 stress-test requirements.
What is the input capacitance of the MAX3205EATE+ and why does it matter?
The MAX3205EATE+ has a typical input capacitance of 2.7pF per channel at VCC = +3.3V and bias = VCC/2. This low value is critical for preserving signal integrity on high-speed interfaces: it avoids excessive rise-time degradation on USB 2.0 (480Mbps), DVI, and SVGA video lines. The tight ±0.05pF channel-to-channel variation further ensures matched propagation delay, preventing skew-induced color artifacts or data errors in parallel buses.
MAX3205EATE+ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package/Case:
- 16-WFQFN Exposed Pad
- Series:
- -
- Packaging:
- Tube
- Product Status:
- Active
- Type:
- Steering (Rail to Rail)
- Unidirectional Channels:
- 6
- Bidirectional Channels:
- -
- Voltage - Reverse Standoff (Typ):
- -
- Voltage - Breakdown (Min):
- -
- Voltage - Clamping (Max) @ Ipp:
- -
- Current - Peak Pulse (10/1000µs):
- -
- Power - Peak Pulse:
- -
- Power Line Protection:
- Yes
- Applications:
- General Purpose
- Capacitance @ Frequency:
- -
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-TQFN (3x3)
MAX3205EATE+ FAQ
1.How can I place an order for MAX3205EATE+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX3205EATE+ 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 MAX3205EATE+ reliable?
The price and inventory of MAX3205EATE+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX3205EATE+ is usually 5 days.
3.What payment methods are accepted for MAX3205EATE+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX3205EATE+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX3205EATE+?
MAX3205EATE+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX3205EATE+ 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 MAX3205EATE+?
For technical support, including MAX3205EATE+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX3205EATE+ requirements.
6.How does Aetrix verify that MAX3205EATE+ is sourced from the original manufacturer or authorized distributors?
All MAX3205EATE+ 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 MAX3205EATE+ meets industry standards.
7.What is the process for return or replacement of MAX3205EATE+?
All MAX3205EATE+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX3205EATE+, 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 MAX3205EATE+ part is unused and in its original packaging.
Return procedure for MAX3205EATE+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
MAX3205EATE+ Tags
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