LL103C-GS18 Equivalent & Substitute Parts

Part Overview

The LL103C-GS18 is a Schottky diode rated for 20 V DC reverse voltage with 200 mA average rectified current, packaged in SOD-80 MiniMELF surface mount configuration. This component is manufactured by Vishay General Semiconductor - Diodes Division and maintains Active product status. The LL103C-GS18 is supplied in Tape & Reel packaging and is ROHS3 compliant. Equivalent substitute parts are identified based on matching electrical specifications and mechanical compatibility to support procurement flexibility and supply chain continuity.

Key Parameters

Parameter	Value	Unit
Voltage - DC Reverse (Vr) (Max)	20	V
Current - Average Rectified (Io)	200	mA
Voltage - Forward (Vf) (Max) @ If	600 mV @ 200 mA	mV
Reverse Recovery Time (trr)	10	ns
Current - Reverse Leakage @ Vr	5 µA @ 10 V	µA
Capacitance @ Vr, F	50 pF @ 0V, 1MHz	pF
Package / Case	DO-213AC, MINI-MELF, SOD-80	—
Operating Temperature - Junction (Max)	125	°C
Technology	Schottky	—
Mounting Type	Surface Mount	—

Substitute Part Grouping Explanation

Substitute parts for the LL103C-GS18 are identified through parametric equivalence. The substitution logic is based on matching the following critical parameters:

Voltage - DC Reverse (Vr) (Max): 20 V
Current - Average Rectified (Io): 200 mA
Voltage - Forward (Vf) (Max) @ If: 600 mV @ 200 mA
Reverse Recovery Time (trr): 10 ns
Current - Reverse Leakage @ Vr: 5 µA @ 10 V
Capacitance @ Vr, F: 50 pF @ 0V, 1MHz
Package / Case: DO-213AC, MINI-MELF, SOD-80
Operating Temperature - Junction (Max): 125°C
Technology: Schottky
Mounting Type: Surface Mount

Parts meeting all these electrical and mechanical specifications are classified as parametric equivalents and may be used interchangeably in circuit applications designed for the LL103C-GS18.

Parameter Comparison

Parameter	LL103C-GS18	LL103C-GS08
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Category	Diodes, Rectifiers	Diodes, Rectifiers
Technology	Schottky	Schottky
Voltage - DC Reverse (Vr) (Max)	20 V	20 V
Current - Average Rectified (Io)	200 mA	200 mA
Voltage - Forward (Vf) (Max) @ If	600 mV @ 200 mA	600 mV @ 200 mA
Reverse Recovery Time (trr)	10 ns	10 ns
Current - Reverse Leakage @ Vr	5 µA @ 10 V	5 µA @ 10 V
Capacitance @ Vr, F	50 pF @ 0V, 1MHz	50 pF @ 0V, 1MHz
Package / Case	DO-213AC, MINI-MELF, SOD-80	DO-213AC, MINI-MELF, SOD-80
Supplier Device Package	SOD-80 MiniMELF	SOD-80 MiniMELF
Mounting Type	Surface Mount	Surface Mount
Operating Temperature - Junction (Max)	125°C	125°C
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
Packaging	Tape & Reel (TR)	Tape & Reel (TR)

Engineering Selection Recommendations

The LL103C-GS08 is a parametric equivalent to the LL103C-GS18. Both components are manufactured by Vishay General Semiconductor - Diodes Division and maintain Active product status. Both parts are ROHS3 compliant and REACH unaffected, meeting current regulatory requirements. Both components feature identical electrical specifications across all measured parameters and are supplied in the same SOD-80 MiniMELF surface mount package with Tape & Reel packaging. The LL103C-GS08 carries higher inventory availability (32,888 pcs) compared to the LL103C-GS18 (4,782 pcs), supporting supply chain flexibility. Selection between these parts may be based on procurement lead time, inventory position, and supplier availability.

Frequently Asked Questions (FAQ)

Q: Can the LL103C-GS08 be used as a direct replacement for the LL103C-GS18?

A: Yes. The LL103C-GS08 is a parametric equivalent with identical electrical specifications and mechanical packaging. Both components share the same voltage rating (20 V), current rating (200 mA), forward voltage drop (600 mV @ 200 mA), reverse recovery time (10 ns), reverse leakage current (5 µA @ 10 V), and junction capacitance (50 pF @ 0V, 1MHz). Both are packaged in SOD-80 MiniMELF surface mount configuration.

Q: Are there any differences in compliance or certifications between these parts?

A: No. Both the LL103C-GS18 and LL103C-GS08 are ROHS3 compliant, REACH unaffected, and carry Moisture Sensitivity Level 1 (Unlimited). Both maintain Active product status from Vishay General Semiconductor - Diodes Division.

Q: What is the difference between the LL103C-GS18 and LL103C-GS08 part numbers?

A: The part numbers differ in their suffix designation (GS18 versus GS08), which typically indicates different manufacturing date codes or tape reel configurations. The electrical and mechanical specifications are identical.

Q: Can these parts be used in high-frequency switching applications?

A: Both parts are classified as Small Signal diodes with reverse recovery time of 10 ns, suitable for applications with current ratings up to 200 mA. Application suitability depends on circuit design requirements and operating frequency specifications.

Q: What is the maximum junction temperature for these diodes?

A: The maximum operating junction temperature for both the LL103C-GS18 and LL103C-GS08 is 125°C.

Q: Are these parts suitable for automated assembly?

A: Yes. Both components are supplied in Tape & Reel (TR) packaging in SOD-80 MiniMELF surface mount configuration, compatible with standard pick-and-place assembly equipment.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message