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Analog Devices Inc./Maxim Integrated MAX1510ETB+TG05
- Part No.:
- MAX1510ETB+TG05
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Category:
- Special Purpose Regulators
- Package:
- -
- Datasheet:
-
MAX1510ETB+TG05.pdf
- Description:
- INTEGRATED CIRCUIT
- Quantity:
- Payment:
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Inventory:4,308
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Product details
Overview
MAX1510ETB+TG05 from Analog Devices is a low-voltage, dual-direction DDR linear regulator with internal n-channel MOSFETs, delivering ±3A peak sourcing/sinking capability across 0.5V–1.5V output range from 1.1V–3.6V input. It uses a separate 3.3V bias supply (VCC) for gate drive and features PGOOD monitoring, thermal shutdown, and external reference tracking-designed specifically for active DDR termination in notebook/desktop memory subsystems.
For engineers reviewing the MAX1510ETB+TG05 datasheet, MAX1510ETB+TG05 pinout, MAX1510ETB+TG05 application, or MAX1510ETB+TG05 equivalent, key selection criteria include its 10-pin 3mm×3mm TDFN package, ±15mV load-regulation error, 2ms PGOOD startup delay, 0.14Ω typical high-/low-side RDS(ON), and support for dynamic VREFIN-based voltage adjustment in graphics core supplies.
Technical Context
The MAX1510ETB+TG05 implements a dual-MOSFET linear architecture with independent source and sink paths, enabling bidirectional current delivery required for DDR VTT termination. Its control loop regulates OUTS to match REFIN voltage via a buffered reference path, while VCC powers gate drivers separately to maintain efficiency at low VIN.
It integrates shoot-through protection to prevent simultaneous conduction of source/sink MOSFETs, supports dynamic output adjustment via REFIN voltage changes, and includes a 200µs soft-start timer that ramps current limit to limit inrush. Thermal shutdown triggers at +165°C with 15°C hysteresis, and PGOOD asserts after 2ms once OUTS settles within ±150mV of regulation.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Voltage Range | 0.5V to 1.5V - set by external REFIN; enables precise DDR VTT/VTTR tracking |
| Peak Output Current | ±3A (typ) - supports full DDR3/DDR4 termination bus transient loads |
| Input Voltage Range | 1.1V to 3.6V - allows direct connection to memory rail outputs (e.g., VDDQ) |
| Load Regulation Error | ±15mV (max) - ensures stable termination voltage under ±1A load steps |
| PGOOD Startup Delay | 2ms (typ) - provides reliable system power sequencing confirmation |
| RDS(ON) (High/Low-side) | 0.14Ω (typ) - minimizes dropout and thermal dissipation at 3A load |
| Thermal Shutdown Threshold | +165°C - protects die during sustained overload or poor PCB heatsinking |
Pinout & Package
MAX1510ETB+TG05 is housed in a 10-pin, 3mm × 3mm thin DFN package with exposed pad (TDFN-EP), optimized for thermal performance on multilayer PCBs with AGND-connected copper plane.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 - REFOUT | Buffered reference output | Unity-gain replica of REFIN; sources/sinks >5mA for VTTR generation; requires ≥0.33µF ceramic bypass |
| 2 - VCC | Analog bias supply input | Powers control circuitry and MOSFET gate drivers; must be 2.7V–3.6V; bypass with ≥1µF ceramic |
| 3 - AGND | Analog ground reference | Reference for REFIN, REFOUT, PGOOD; connects internally to EP for thermal path |
| 4 - REFIN | External regulation reference input | Sets VOUTS = VREFIN; accepts 0.5V–1.5V; determines DDR termination voltage dynamically |
| 5 - PGOOD | Open-drain power-good indicator | Asserts high-Z after 2ms when OUTS is within ±150mV of regulation; pulls low on fault or shutdown |
| 6 - OUTS | Remote output sense node | Feedback point for regulation; connected to DDR termination capacitors; internal 12kΩ resistor to OUT |
| 7 - SHDN | Active-low shutdown control | Drives error amp and MOSFETs into disable state; REFOUT remains active; logic-low threshold = 0.8V |
| 8 - PGND | Power ground return | Internal connection to sink MOSFET source; must be tied to low-impedance ground plane |
| 9 - OUT | Main output terminal | Delivers regulated VTT to DDR bus; connects to local bulk capacitor and load |
| 10 - IN | Power input terminal | Drain of source MOSFET; accepts 1.1V–3.6V; bypass with ≥10µF ceramic near pin |
Key Features
| Feature | Design Value |
|---|---|
| Dual-direction current capability | ±3A peak sourcing/sinking enables true active DDR termination without external switches |
| External reference tracking | REFIN-to-OUTS regulation with ±4mV feedback error ensures tight DDR voltage matching |
| Fast transient response | 10mV overshoot for ±1.5A load step due to integrated compensation and low RDS(ON) |
| Independent reference buffer | REFOUT remains active in shutdown and drives VTTR rail independently of main regulation |
| Thermal and current fault protection | Combined thermal shutdown (+165°C) and current limit (1.8A min) prevent damage during DDR bus faults |
Applications
| DDR Memory Termination | Graphics Processor Core Supply |
|---|---|
Use Scenario: Providing matched VTT termination for DDR3/DDR4 memory buses in laptops and desktops. IC Role / Device Role / Timing Role: Active linear regulator sourcing/sinking bidirectional current to maintain termination voltage at VDDQ/2. Use Value: Eliminates need for discrete resistor networks and improves signal integrity by dynamically tracking VDDQ via REFIN. | Use Scenario: Delivering dynamically adjustable core voltage to GPU subsystems requiring fast voltage scaling. IC Role / Device Role / Timing Role: Low-noise, fast-transient linear regulator controlled by external DAC or switching divider at REFIN. Use Value: Enables two-point voltage transitions (e.g., 0.9V ↔ 1.25V) with <20µs settling, supporting GPU DVFS without external PMIC complexity. |
| Chipset/RAM Power Rail | Active Termination Bus |
Use Scenario: Supplying sub-1V I/O rails for chipset memory controllers where precision and low noise are critical. IC Role / Device Role / Timing Role: Precision low-dropout regulator with ±15mV load regulation for stable RAM interface voltage. Use Value: Maintains voltage accuracy across temperature and load, reducing timing margin loss in high-speed memory interfaces. | Use Scenario: Implementing active termination on high-speed parallel buses such as legacy FBDIMM or proprietary interconnects. IC Role / Device Role / Timing Role: Bidirectional current source/sink maintaining termination impedance stability during data transitions. Use Value: Reduces reflections and EMI by replacing passive terminators with adaptive current-driven termination. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar DDR linear regulator applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MAX17510ATB+ | Higher temp grade (−40°C to +125°C); same pinout, electrical specs, and package | Required for extended-temperature industrial or automotive infotainment systems | Select MAX17510ATB+ when operating ambient exceeds +85°C or automotive qualification is needed |
| TPS51200DRCR | TI part with similar ±3A DDR termination capability but uses internal LDO bias; no separate VCC pin | Lacks external VCC flexibility; lower quiescent current but less efficient at ultra-low VIN | Choose TPS51200DRCR if system lacks dedicated 3.3V bias rail and board space is constrained |
Compared with MAX17510ATB+, the MAX1510ETB+TG05 offers identical functionality at commercial temperature range, while TPS51200DRCR trades VCC independence for simplified biasing-making MAX1510ETB+TG05 preferable where efficiency at low VIN (e.g., 1.1V) and thermal headroom are prioritized.
Availability
MAX1510ETB+TG05 is available at Aetrix Electronics and suitable for DDR memory termination, graphics processor core supplies, and chipset/RAM power rails requiring stable component supply, RoHS-compliant packaging, and guaranteed commercial-temperature operation.
Supply support for MAX1510ETB+TG05 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
Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving precision instrumentation, communications, and power management markets.
The MAX1510ETB+TG05 belongs to Analog Devices' DDR linear regulator product line, engineered specifically for low-voltage, high-current active termination in memory subsystems where tracking accuracy, fast transients, and thermal robustness are essential.
FAQ
What is the maximum continuous output current supported by the MAX1510ETB+TG05?
The MAX1510ETB+TG05 supports ±1.6A RMS continuous output current (100s duration) and ±2.5A RMS for 1s pulses. Peak sourcing/sinking capability is ±3A (typ), limited by thermal design and input-output differential voltage per the safe operating region curve in the datasheet. Sustained 3A operation requires careful thermal management using the exposed pad and PCB copper area.
Does the MAX1510ETB+TG05 require an external 3.3V bias supply, and why?
Yes, the MAX1510ETB+TG05 requires a 2.7V–3.6V VCC supply to power its control circuitry and drive the gates of internal n-channel MOSFETs. This architecture decouples gate drive from the low-voltage power input (IN), enabling efficient operation down to 1.1V input while maintaining strong drive strength-critical for low-dropout performance in DDR termination applications.
How does the PGOOD signal behave during startup and fault conditions for the MAX1510ETB+TG05?
The MAX1510ETB+TG05 PGOOD pin remains low during soft-start and until OUTS reaches regulation within ±150mV for 2ms (typ). It transitions to high-impedance state thereafter. During faults-including output deviation >±150mV, thermal shutdown, or SHDN assertion-PGOOD pulls low within 10µs, providing fast system-level fault detection for sequencers and supervisors.
Can the MAX1510ETB+TG05 be used for dynamic voltage scaling, and how is it implemented?
Yes, the MAX1510ETB+TG05 supports dynamic voltage scaling by changing the voltage applied to REFIN. Using an external switched resistor network or DAC at REFIN, output voltage can be adjusted between two points (e.g., 0.9V and 1.25V). The slew rate is controlled by REFIN capacitance and equivalent resistance, enabling predictable transitions without output overshoot.
What is the role of the REFOUT pin on the MAX1510ETB+TG05, and is it active during shutdown?
The REFOUT pin on the MAX1510ETB+TG05 provides a buffered, unity-gain replica of REFIN to generate the DDR VTTR reference voltage. It sources/sinks >5mA and remains fully active during SHDN assertion-allowing VTTR to stay powered while main VTT regulation is disabled, supporting memory controller retention modes and partial system sleep states.
MAX1510ETB+TG05 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- -
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Applications:
- -
- Voltage - Input:
- -
- Number of Outputs:
- -
- Voltage - Output:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
MAX1510ETB+TG05 FAQ
1.How can I place an order for MAX1510ETB+TG05 through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX1510ETB+TG05 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 MAX1510ETB+TG05 reliable?
The price and inventory of MAX1510ETB+TG05 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX1510ETB+TG05 is usually 5 days.
3.What payment methods are accepted for MAX1510ETB+TG05?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX1510ETB+TG05 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX1510ETB+TG05?
MAX1510ETB+TG05 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX1510ETB+TG05 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 MAX1510ETB+TG05?
For technical support, including MAX1510ETB+TG05 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX1510ETB+TG05 requirements.
6.How does Aetrix verify that MAX1510ETB+TG05 is sourced from the original manufacturer or authorized distributors?
All MAX1510ETB+TG05 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 MAX1510ETB+TG05 meets industry standards.
7.What is the process for return or replacement of MAX1510ETB+TG05?
All MAX1510ETB+TG05 units undergo pre-shipment inspection (PSI). If there is an issue with MAX1510ETB+TG05, 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 MAX1510ETB+TG05 part is unused and in its original packaging.
Return procedure for MAX1510ETB+TG05:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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