Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
0.0 / 5.0
- (0 Ratings)
MP6922AGS
Electronics Part Number
MP6922AGS-WXManufacturer
Analog Devices, Inc.
MP6922AGS
Description
Secondary Side Controller IC, 14-Pin SOICInventory
79 Pcs New Original In Stock
14-SOIC secondary-side sync rectifier controller; high-current drive and short-circuit protection enhance AC-DC adapter reliability.
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
Shipping & Delivery
Quality Assurance
365 - Day Quality Guarantee - Every part fully backed.
90 - Day Refund or Exchange - Defective parts? No hassle.
Limited Stock, Order Now - Get reliable parts without worry.
Global Shipping & Secure Packaging
Worldwide Delivery in 3-5 Business Days
100% ESD Anti-Static Packaging
Real-Time Tracking for Every Order
Secure & Flexible Payment
Credit Card, VISA, MasterCard, PayPal, Western Union, Telegraphic Transfer(T/T) and more
All payments encrypted for security
RFQ (Request for Quotations)
Submit your RFQ directly on the product detail page or the RFQ page.
Our sales team will respond within 24 hours.
Payment method
PayPal (recommended for new customers)
Credit Cards
Wire Transfer (T/T) – Available in USD, EUR, HKD, and other currencies.
Important Notice
You'll receive a confirmation email after submitting an RFQ.
Didn't get it? Check your spam folder and whitelist Info@WINSURE-Electronics.com
Prices and stock may change; we'll reconfirm your order.
Questions? Contact us anytime.
Freight
Basic cost: USD 70.00
Actual cost may vary depending on weight and destination
Shipping method
Shipped from Hong Kong via FedEx/DHL/UPS/TNT
Delivery Time
In-stock items: Ready to ship in 1-2 days
Transit time: 3-5 business days (FedEx/DHL/UPS)
Special requests? Contact us: Info@WINSURE-Electronics.com
Quantity
Minimum 1
Minimum 1
(*) (*) is mandatory
We'll get back to you within 24 hours
Technical Specifications
Category
Power Management (PMIC), Laser Drivers
Manufacturer
Analog Devices, Inc.
Packaging
-
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-SSOP (0.154", 3.90mm Width)
Series
-
Base Product Number
MAX3766
Product Status
Obsolete
Type
Laser Diode Driver (Fiber Optic)
Number of Channels
1
Current - Supply
25 mA
Voltage - Supply
4.5V ~ 5.5V
Supplier Device Package
20-QSOP
Data Rate
622Mbps
Current - Modulation
60mA
Current - Bias
80 mA
Data Sheet Document (D)
Datasheets
Download MAX3766EEP Product Specification (PDF)
HTML Datasheet
MAX3766EEP-DG
Environmental & Export Classification
RoHS Status
RoHS non-compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
2156-MAX3766EEP-MA MAXMAXMAX3766EEP
Standard Package
50
Reviews
0.0/5.0-(Show up to 5 Ratings)
No reviews yet
Publish Evalution
Evalution Message
Please enter your review message.
Please post honest comments and do not post ilegal comments.
Frequently Asked Questions (FAQ)
Can the MAX3766EEP laser driver be safely replaced with a modern equivalent in a legacy 622 Mbps fib
The MAX3766EEP is obsolete and not recommended for new designs, but direct replacement with the MAX3763 or MAX3769 introduces significant risks. While all three support ~622 Mbps operation, the MAX3763 has a lower modulation current (up to 50 mA vs. 60 mA for MAX3766EEP), which may underdrive high-capacitance laser diodes, leading to eye diagram closure. The MAX3769 offers higher speed (up to 2.5 Gbps) but requires tighter PCB layout and impedance control, increasing EMI risk in legacy FR4 designs. Additionally, the MAX3769’s supply current is higher (45 mA typical), which may overload older power rails. Always validate optical rise/fall times and verify bias tee compatibility before substitution.
What layout and grounding practices are critical when designing with the MAX3766EEP to avoid signal
For reliable 622 Mbps operation with the MAX3766EEP, maintain a continuous ground plane beneath the 20-QSOP package and route the high-speed modulation output (MOD+) as a 50 Ω controlled-impedance microstrip with minimal vias. Keep the bias control loop (BIAS and MOD- pins) away from digital noise sources and use a low-ESR decoupling capacitor (<10 mm from VCC pin) to suppress supply bounce. Avoid splitting the ground plane under the driver; instead, use a star-ground configuration at the laser cathode return path to prevent ground loops that can induce jitter. Poor layout here often manifests as increased deterministic jitter, reducing link margin.
Is it safe to operate the MAX3766EEP near its maximum supply voltage (5.5V) in an industrial environ
Operating the MAX3766EEP at 5.5V continuously in thermally cycled environments increases long-term reliability risks due to electromigration and oxide stress, especially since the part is already obsolete and may have undergone process changes. While the datasheet specifies -40°C to 85°C operation, sustained high voltage at elevated temperatures accelerates aging. Recommend derating the supply to 5.0V or lower and ensuring adequate airflow. Also, verify that your laser diode’s forward voltage doesn’t drop significantly at cold temperatures, which could push the driver into dropout and cause modulation distortion.
How does the MAX3766EEP compare to the Microchip SY88303BL in terms of dropout performance and suita
The MAX3766EEP has a typical dropout voltage of ~0.8V at 60 mA modulation current, whereas the SY88303BL from Microchip offers better headroom with ~0.5V dropout under similar conditions. In a 5V ±10% system (i.e., 4.5V minimum), the MAX3766EEP may struggle to maintain full modulation swing if the laser diode requires >3.7V forward voltage, risking reduced extinction ratio. The SY88303BL’s lower dropout makes it more robust in marginal supply scenarios, but it lacks the MAX3766EEP’s integrated bias control loop, requiring external circuitry. Choose based on whether your system can tolerate added complexity versus supply margin.
What are the failure modes to watch for when reusing salvaged MAX3766EEP units from end-of-life tele
Salvaged MAX3766EEP units may suffer from latent failures due to electrostatic discharge (ESD) exposure during disassembly or long-term bias current drift from laser diode degradation in prior use. Key screening steps include measuring quiescent supply current (should be ~25 mA ±10%) at 25°C, verifying modulation output rise/fall times (<500 ps typical) into a 50 Ω load, and checking for abnormal heating during brief enable cycles. Also, inspect the 20-QSOP package for microcracks or lead oxidation, which can cause intermittent connections. Given the part’s obsolete status and non-RoHS compliance, consider it high-risk for mission-critical applications—always include burn-in testing if deployed.
Can the MAX3766EEP laser driver be safely replaced with a modern equivalent in a legacy 622 Mbps fib
The MAX3766EEP is obsolete and not recommended for new designs, but direct replacement with the MAX3763 or MAX3769 introduces significant risks. While all three support ~622 Mbps operation, the MAX3763 has a lower modulation current (up to 50 mA vs. 60 mA for MAX3766EEP), which may underdrive high-capacitance laser diodes, leading to eye diagram closure. The MAX3769 offers higher speed (up to 2.5 Gbps) but requires tighter PCB layout and impedance control, increasing EMI risk in legacy FR4 designs. Additionally, the MAX3769’s supply current is higher (45 mA typical), which may overload older power rails. Always validate optical rise/fall times and verify bias tee compatibility before substitution.
What layout and grounding practices are critical when designing with the MAX3766EEP to avoid signal
For reliable 622 Mbps operation with the MAX3766EEP, maintain a continuous ground plane beneath the 20-QSOP package and route the high-speed modulation output (MOD+) as a 50 Ω controlled-impedance microstrip with minimal vias. Keep the bias control loop (BIAS and MOD- pins) away from digital noise sources and use a low-ESR decoupling capacitor (<10 mm from VCC pin) to suppress supply bounce. Avoid splitting the ground plane under the driver; instead, use a star-ground configuration at the laser cathode return path to prevent ground loops that can induce jitter. Poor layout here often manifests as increased deterministic jitter, reducing link margin.
Is it safe to operate the MAX3766EEP near its maximum supply voltage (5.5V) in an industrial environ
Operating the MAX3766EEP at 5.5V continuously in thermally cycled environments increases long-term reliability risks due to electromigration and oxide stress, especially since the part is already obsolete and may have undergone process changes. While the datasheet specifies -40°C to 85°C operation, sustained high voltage at elevated temperatures accelerates aging. Recommend derating the supply to 5.0V or lower and ensuring adequate airflow. Also, verify that your laser diode’s forward voltage doesn’t drop significantly at cold temperatures, which could push the driver into dropout and cause modulation distortion.
How does the MAX3766EEP compare to the Microchip SY88303BL in terms of dropout performance and suita
The MAX3766EEP has a typical dropout voltage of ~0.8V at 60 mA modulation current, whereas the SY88303BL from Microchip offers better headroom with ~0.5V dropout under similar conditions. In a 5V ±10% system (i.e., 4.5V minimum), the MAX3766EEP may struggle to maintain full modulation swing if the laser diode requires >3.7V forward voltage, risking reduced extinction ratio. The SY88303BL’s lower dropout makes it more robust in marginal supply scenarios, but it lacks the MAX3766EEP’s integrated bias control loop, requiring external circuitry. Choose based on whether your system can tolerate added complexity versus supply margin.
What are the failure modes to watch for when reusing salvaged MAX3766EEP units from end-of-life tele
Salvaged MAX3766EEP units may suffer from latent failures due to electrostatic discharge (ESD) exposure during disassembly or long-term bias current drift from laser diode degradation in prior use. Key screening steps include measuring quiescent supply current (should be ~25 mA ±10%) at 25°C, verifying modulation output rise/fall times (<500 ps typical) into a 50 Ω load, and checking for abnormal heating during brief enable cycles. Also, inspect the 20-QSOP package for microcracks or lead oxidation, which can cause intermittent connections. Given the part’s obsolete status and non-RoHS compliance, consider it high-risk for mission-critical applications—always include burn-in testing if deployed.
Quality Assurance (QC)
WINSURE ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
Sep 15 2026
