MAN3R10 7-Segment LED Display - Equivalent & Substitute Parts

Part Overview

The MAN3R10 is a 0.3-inch single-character red 7-segment LED display manufactured by onsemi in a 10-DIP package configuration. This component is classified as obsolete, making equivalent substitute parts necessary for new designs and production continuity. The display operates as a common anode device with a forward voltage of 2.05V and test current of 10mA, suitable for numeric and alphanumeric display applications in industrial and consumer electronics.

Key Parameters

Parameter	MAN3R10 Specification
Manufacturer	onsemi
Package Type	10-DIP (0.200", 5.08mm)
Display Type	7-Segment, Single Character
Common Pin Configuration	Common Anode
Character Size	0.30" (7.62mm)
Physical Dimensions	0.500" H x 0.300" W x 0.240" D (12.70mm x 7.62mm x 6.10mm)
Color	Red
Forward Voltage (Typ)	2.05V
Test Current	10mA
Luminous Intensity	1mcd
Peak Wavelength	639nm
Power Dissipation (Max)	60mW
Moisture Sensitivity Level	1 (Unlimited)
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MAN3R10 is determined by strict adherence to the following parameters:

Primary Compatibility Criteria:

Package type: 10-DIP (0.200", 5.08mm) configuration
Display type: 7-Segment, single character
Common pin configuration: Common Anode
Character size: 0.30" (7.62mm)
Physical dimensions: Height 0.500", Width 0.300", Depth within tolerance range
Color: Red
Moisture Sensitivity Level: 1 (Unlimited)

Electrical Parameter Ranges for Substitution:

Forward voltage: 1.7V to 2.0V (MAN3R10 operates at 2.05V)
Test current: 5mA to 20mA (MAN3R10 operates at 10mA)
Power dissipation: 37mW to 105mW (MAN3R10 maximum 60mW)
Peak wavelength: 635nm to 645nm (MAN3R10 at 639nm)

Substitute parts meeting these criteria are grouped by electrical performance characteristics and product status. All substitute parts listed are active products from established manufacturers (Broadcom Limited, Lumex Opto/Components Inc.), ensuring long-term availability and supply chain stability.

Parameter Comparison

Part Number	Manufacturer	Package	Vf (Typ)	Test Current	mcd Rating	Wavelength (Peak)	Power Dissipation (Max)	Depth	Product Status
MAN3R10	onsemi	10-DIP	2.05V	10mA	1mcd	639nm	60mW	0.240"	Obsolete
HDSP-7501	Broadcom Limited	10-DIP	2V	20mA	5.39mcd	635nm	105mW	0.240"	Active
HDSP-7511	Broadcom Limited	10-DIP	1.7V	5mA	1.05mcd	635nm	52mW	0.390"	Active
HDSP-A101	Broadcom Limited	10-DIP	1.7V	5mA	3.6mcd	645nm	37mW	0.390"	Active
HDSP-A111	Broadcom Limited	10-DIP	1.7V	5mA	3.6mcd	645nm	37mW	0.240"	Active
HDSP-A151	Broadcom Limited	10-DIP	1.8V	20mA	14mcd	645nm	96mW	0.240"	Active
HDSP-A211	Broadcom Limited	10-DIP	2V	20mA	5.39mcd	635nm	105mW	0.240"	Active
LDS-A354RI	Lumex Opto/Components Inc.	10-DIP	2V	10mA	2.5mcd	635nm	105mW	0.240"	Active
LDS-A355RI	Lumex Opto/Components Inc.	10-DIP	2V	10mA	0.5mcd	700nm	105mW	0.240"	Active

Engineering Selection Recommendations

Direct Replacement (Closest Electrical Match): The LDS-A354RI from Lumex Opto/Components Inc. provides the closest electrical and mechanical alignment to the MAN3R10. It maintains identical test current (10mA), forward voltage (2V nominal), and physical depth (0.240"), with RoHS3 compliance and active product status ensuring supply continuity.

High-Brightness Alternative: The HDSP-A151 from Broadcom Limited offers increased luminous intensity (14mcd versus 1mcd) while maintaining the same physical depth and package configuration. This part operates at 1.8V forward voltage with 20mA test current, suitable for applications requiring enhanced visibility. RoHS3 compliance and active status are confirmed.

Low-Power Alternative: The HDSP-A111 and HDSP-7511 from Broadcom Limited operate at reduced power levels (37mW and 52mW respectively) with lower test currents (5mA). These parts are suitable for battery-powered or power-constrained applications. Both are RoHS3 compliant and active products.

Electrical Compatibility Consideration: All listed substitute parts operate within the common anode 7-segment display category with 10-DIP packaging. Forward voltage variations (1.7V to 2.0V) are within acceptable design tolerance ranges for standard current-limiting resistor circuits. Test current differences (5mA to 20mA) reflect luminous intensity variations and must be accommodated through resistor network adjustments in the application circuit.

Compliance and Availability: All substitute parts carry RoHS3 compliance certification and active product status from established manufacturers. The MAN3R10 is obsolete; substitution is necessary for new production and long-term supply assurance.

Frequently Asked Questions (FAQ)

Q: Can the HDSP-A111 directly replace the MAN3R10 without circuit modification? A: The HDSP-A111 shares identical package, pinout, and common anode configuration with the MAN3R10. However, the forward voltage is lower (1.7V versus 2.05V) and test current is reduced (5mA versus 10mA). Current-limiting resistor values in the application circuit must be recalculated to accommodate these electrical differences. Pinout compatibility is confirmed; electrical circuit adjustment is required.

Q: What is the significance of the 0.240" versus 0.390" depth difference? A: Physical depth affects PCB clearance and mechanical fit within the application enclosure. The MAN3R10 has a 0.240" depth. Substitute parts HDSP-7511 and HDSP-A101 have 0.390" depth, requiring verification of available mounting space. Parts with 0.240" depth (HDSP-A111, HDSP-A151, HDSP-A211, LDS-A354RI, LDS-A355RI) are mechanically interchangeable without clearance concerns.

Q: Are all substitute parts RoHS3 compliant? A: All listed substitute parts from Broadcom Limited and Lumex Opto/Components Inc. carry RoHS3 compliance certification. The original MAN3R10 from onsemi does not specify RoHS status. If RoHS3 compliance is a design requirement, all listed substitutes meet this criterion.

Q: How do luminous intensity differences affect circuit design? A: Luminous intensity (mcd rating) is directly related to test current and forward voltage. The MAN3R10 operates at 1mcd; substitute parts range from 0.5mcd to 14mcd. Higher mcd ratings require proportionally higher drive currents. Circuit resistor values must be recalculated based on the selected substitute part's electrical specifications to achieve desired brightness levels.

Q: Which substitute part is recommended for new designs? A: The LDS-A354RI provides the closest electrical match with active product status and RoHS3 compliance. For applications requiring enhanced brightness, the HDSP-A151 is recommended. For power-constrained applications, the HDSP-A111 or HDSP-7511 are suitable. Selection depends on specific brightness and power consumption requirements of the target application.

Q: Is the 10-DIP package pinout identical across all substitute parts? A: All listed substitute parts use the 10-DIP (0.200", 5.08mm) package configuration with common anode 7-segment display pinout. Mechanical and electrical pinout compatibility is confirmed across all substitutes. No pin remapping is required; direct socket replacement is possible after circuit resistor adjustment.

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