Counterfeit and defect prevention
Visual and packaging inspection
Electrical performance verification
0.0 / 5.0
- (0 Ratings)
LTC4420CDD#PBF
Electronics Part Number
LTC4420CDD#PBF-WXManufacturer
Analog Devices, Inc.
LTC4420CDD#PBF
Description
12DFN Source Selector Switch ICInventory
331 Pcs New Original In Stock
12-DFN (3x3) OR controller: N-channel 2:1 source selector; compact, low-loss solution for combining supplies, power sharing, and battery switchover.
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), Display Drivers
Manufacturer
Analog Devices, Inc.
Packaging
Tape & Reel (TR)
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Package / Case
16-SSOP (0.154", 3.90mm Width)
Series
-
Base Product Number
MAX6950
Product Status
Active
Display Type
LED
Current - Supply
10 mA
Voltage - Supply
2.7V ~ 5.5V
Configuration
7 Segment
Supplier Device Package
16-QSOP
Interface
3-Wire Serial
Digits or Characters
5 Digits
Data Sheet Document (D)
Datasheets
Download MAX6950CEE+T Product Specification (PDF)
HTML Datasheet
MAX6950CEE+T-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Standard Package
2,500
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)
What are the key design-in risks when using the MAX6950CEE+T in a space-constrained PCB layout with
When integrating the MAX6950CEE+T into compact PCBs driving multiple 5-digit 7-segment displays, a primary risk is routing congestion due to its 16-QSOP surface-mount package and 3-wire serial interface. To mitigate this, prioritize placing the IC close to the display array to minimize trace lengths and reduce EMI sensitivity. Be mindful of thermal performance—though the MAX6950CEE+T draws only 10 mA supply current, ensure adequate copper pour for heat dissipation if driving LEDs at higher peak currents. Avoid routing noisy digital lines near the data/clock pins to maintain signal integrity of the 3-wire interface, especially in noisy industrial environments near the 0°C to 70°C operating limit.
How does the MAX6950CEE+T compare to the MAX7219CNG in terms of supply voltage range and drop-in rep
The MAX6950CEE+T supports a wider supply voltage range (2.7V to 5.5V) compared to the MAX7219CNG (4V to 5.5V), making it better suited for low-voltage or battery-powered applications. However, direct replacement is not recommended without redesign: the MAX7219CNG uses a different configuration for digit scanning and lacks the MAX6950CEE+T’s built-in display test and blanking modes. Additionally, the MAX6950CEE+T’s 3-wire serial interface requires level compatibility checks when replacing parts in 3.3V systems. Verify segment current settings and decoding mode differences (e.g., BCD vs. direct drive) to avoid incorrect digit rendering.
What reliability issues should I watch for when using the MAX6950CEE+T in an industrial control pane
In industrial environments with unstable power supplies, the MAX6950CEE+T may experience unintended resets or corrupted display data due to undervoltage conditions near its 2.7V min threshold. Although rated for 0°C to 70°C and RoHS3 compliant, ensure input voltage remains stable using a local LDO or voltage supervisor IC. Also, monitor long-term stress on external current-limiting resistors—thermal cycling can cause resistor drift, leading to inconsistent segment brightness. Use ceramic bypass capacitors (100nF) near VCC to suppress transients. The ROHS3 compliance and MSL-1 rating ease assembly reliability, but avoid reflow profile violations to prevent latent solder joint issues.
Can the MAX6950CEE+T drive both common-cathode and common-anode 7-segment displays, and what are the
The MAX6950CEE+T is designed specifically to drive common-cathode 7-segment LED configurations only. Attempting to use it with common-anode displays will result in incorrect or non-functional output because the internal driver architecture sources current through the digit drivers rather than sinking it. When designing in the MAX6950CEE+T, confirm compatibility with your LED module pinout and use external transistors if common-anode usage is mandatory. Mismatched configuration can lead to excessive current draw, inconsistent digit illumination, or accelerated LED degradation, particularly across its 5-digit drive capacity.
What are the trade-offs between using the MAX6950CEE+T and a discrete BJT-based LED driver array in
While a discrete BJT/resistor array may appear lower cost initially, the MAX6950CEE+T reduces component count, PCB area, and firmware complexity by integrating a 5-digit multiplexing driver with built-in decay control and 3-wire serial interface. This integration improves reliability and timing consistency over discrete solutions, which are prone to current mismatches and require more MCU GPIOs. However, the MAX6950CEE+T adds fixed unit cost—justify this by evaluating production volume and long-term serviceability. In cost-sensitive designs, ensure the MAX6950CEE+T isn't over-specified; if fewer digits or simpler dimming suffice, consider less integrated solutions, but accept higher design and debug effort.
What are the key design-in risks when using the MAX6950CEE+T in a space-constrained PCB layout with
When integrating the MAX6950CEE+T into compact PCBs driving multiple 5-digit 7-segment displays, a primary risk is routing congestion due to its 16-QSOP surface-mount package and 3-wire serial interface. To mitigate this, prioritize placing the IC close to the display array to minimize trace lengths and reduce EMI sensitivity. Be mindful of thermal performance—though the MAX6950CEE+T draws only 10 mA supply current, ensure adequate copper pour for heat dissipation if driving LEDs at higher peak currents. Avoid routing noisy digital lines near the data/clock pins to maintain signal integrity of the 3-wire interface, especially in noisy industrial environments near the 0°C to 70°C operating limit.
How does the MAX6950CEE+T compare to the MAX7219CNG in terms of supply voltage range and drop-in rep
The MAX6950CEE+T supports a wider supply voltage range (2.7V to 5.5V) compared to the MAX7219CNG (4V to 5.5V), making it better suited for low-voltage or battery-powered applications. However, direct replacement is not recommended without redesign: the MAX7219CNG uses a different configuration for digit scanning and lacks the MAX6950CEE+T’s built-in display test and blanking modes. Additionally, the MAX6950CEE+T’s 3-wire serial interface requires level compatibility checks when replacing parts in 3.3V systems. Verify segment current settings and decoding mode differences (e.g., BCD vs. direct drive) to avoid incorrect digit rendering.
What reliability issues should I watch for when using the MAX6950CEE+T in an industrial control pane
In industrial environments with unstable power supplies, the MAX6950CEE+T may experience unintended resets or corrupted display data due to undervoltage conditions near its 2.7V min threshold. Although rated for 0°C to 70°C and RoHS3 compliant, ensure input voltage remains stable using a local LDO or voltage supervisor IC. Also, monitor long-term stress on external current-limiting resistors—thermal cycling can cause resistor drift, leading to inconsistent segment brightness. Use ceramic bypass capacitors (100nF) near VCC to suppress transients. The ROHS3 compliance and MSL-1 rating ease assembly reliability, but avoid reflow profile violations to prevent latent solder joint issues.
Can the MAX6950CEE+T drive both common-cathode and common-anode 7-segment displays, and what are the
The MAX6950CEE+T is designed specifically to drive common-cathode 7-segment LED configurations only. Attempting to use it with common-anode displays will result in incorrect or non-functional output because the internal driver architecture sources current through the digit drivers rather than sinking it. When designing in the MAX6950CEE+T, confirm compatibility with your LED module pinout and use external transistors if common-anode usage is mandatory. Mismatched configuration can lead to excessive current draw, inconsistent digit illumination, or accelerated LED degradation, particularly across its 5-digit drive capacity.
What are the trade-offs between using the MAX6950CEE+T and a discrete BJT-based LED driver array in
While a discrete BJT/resistor array may appear lower cost initially, the MAX6950CEE+T reduces component count, PCB area, and firmware complexity by integrating a 5-digit multiplexing driver with built-in decay control and 3-wire serial interface. This integration improves reliability and timing consistency over discrete solutions, which are prone to current mismatches and require more MCU GPIOs. However, the MAX6950CEE+T adds fixed unit cost—justify this by evaluating production volume and long-term serviceability. In cost-sensitive designs, ensure the MAX6950CEE+T isn't over-specified; if fewer digits or simpler dimming suffice, consider less integrated solutions, but accept higher design and debug effort.
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
