KTR18EZPJ200 Equivalent & Substitute Parts

Part Overview

The KTR18EZPJ200 is a 20 Ohm ±5% 0.25W thick film chip resistor in 1206 (3216 Metric) package manufactured by Rohm Semiconductor. This component is rated for automotive applications under AEC-Q200 standard with high voltage capability and operates across -55°C to 155°C. The part is currently active in production with 833 pieces in stock.

Substitute parts are necessary when the primary part becomes unavailable, when design requirements demand tighter tolerance specifications, or when alternative packaging formats are required for manufacturing optimization.

Key Parameters

Parameter	Value
Resistance	20 Ohms
Tolerance	±5%
Power Rating	0.25W (1/4W)
Package	1206 (3216 Metric)
Composition	Thick Film
Temperature Coefficient	±200ppm/°C
Operating Temperature Range	-55°C to 155°C
Automotive Rating	AEC-Q200
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	MSL 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the KTR18EZPJ200 is determined by the following critical parameters:

Mandatory Matching Parameters:

Resistance value: 20 Ohms
Package type: 1206 (3216 Metric)
Power rating: 0.25W minimum
Operating temperature range: -55°C to 155°C minimum
Composition: Thick Film
RoHS3 compliance
MSL 1 rating

Allowable Variations:

Tolerance: ±5% or tighter (±1% acceptable as upgrade)
Temperature coefficient: ±200ppm/°C or better
Automotive rating: AEC-Q200 preferred but not mandatory for non-automotive applications
Packaging format: Tape & Reel (TR) or Cut Tape (CT) & Digi-Reel interchangeable
Manufacturer: Any qualified supplier meeting electrical and mechanical specifications

Substitute parts are categorized as Upgrade (improved specifications such as tighter tolerance or lower temperature coefficient), Direct (equivalent specifications), or Similar (minor dimensional or feature variations while maintaining core functionality).

Parameter Comparison

Part Number	Manufacturer	Resistance	Tolerance	Power	Temp Coeff	AEC-Q200	Package	Status	Inventory
KTR18EZPJ200	Rohm Semiconductor	20Ω	±5%	0.25W	±200ppm/°C	Yes	1206 TR	Active	833
KTR18EZPF20R0	Rohm Semiconductor	20Ω	±1%	0.25W	±100ppm/°C	Yes	1206 TR	Active	10776
MCR18ERTJ200	Rohm Semiconductor	20Ω	±5%	0.25W	±200ppm/°C	No	1206 CT	Discontinued	1265
ERJ-8GEYJ200V	Panasonic Electronic Components	20Ω	±5%	0.25W	±200ppm/°C	Yes	1206 TR	Not For New Designs	13359
RMCF1206JT20R0	Stackpole Electronics Inc	20Ω	±5%	0.25W	±200ppm/°C	Yes	1206 TR	Active	45987
CRCW120620R0JNEA	Vishay Dale	20Ω	±5%	0.25W	±200ppm/°C	Yes	1206 TR	Active	115193
ERJ-8ENF20R0V	Panasonic Electronic Components	20Ω	±1%	0.25W	±100ppm/°C	Yes	1206 TR	Not For New Designs	189655
RC1206FR-0720RL	YAGEO	20Ω	±1%	0.25W	±100ppm/°C	No	1206 CT	Active	5100
RC1206JR-0720RL	YAGEO	20Ω	±5%	0.25W	±100ppm/°C	No	1206 TR	Active	150100
RMCF1206FT20R0	Stackpole Electronics Inc	20Ω	±1%	0.25W	±100ppm/°C	Yes	1206 TR	Active	117554
CR1206-JW-200ELF	Bourns Inc.	20Ω	±5%	0.25W	±200ppm/°C	No	1206 TR	Active	6645

Engineering Selection Recommendations

For Automotive Applications (AEC-Q200 Required): Select from RMCF1206JT20R0 (Stackpole), CRCW120620R0JNEA (Vishay Dale), RMCF1206FT20R0 (Stackpole ±1% upgrade), or KTR18EZPF20R0 (Rohm ±1% upgrade). All maintain AEC-Q200 certification with active production status and high inventory availability.

For General Industrial Applications: RC1206JR-0720RL (YAGEO) offers the highest inventory level (150,100 units) with active status and moisture-resistant composition. RC1206FR-0720RL provides tighter tolerance (±1%) if precision is required.

For New Designs: Avoid ERJ-8GEYJ200V and ERJ-8ENF20R0V (Panasonic) marked as "Not For New Designs." Prioritize parts with Active status: RMCF1206JT20R0, CRCW120620R0JNEA, RC1206JR-0720RL, RMCF1206FT20R0, RC1206FR-0720RL, CR1206-JW-200ELF, or KTR18EZPF20R0.

Tolerance Upgrade Path: If circuit performance requires tighter tolerance, upgrade from ±5% to ±1% using KTR18EZPF20R0, ERJ-8ENF20R0V, RC1206FR-0720RL, or RMCF1206FT20R0. Temperature coefficient improves from ±200ppm/°C to ±100ppm/°C.

Packaging Considerations: Tape & Reel (TR) format is standard for automated assembly. Cut Tape (CT) & Digi-Reel format (MCR18ERTJ200, RC1206FR-0720RL) is suitable for lower-volume or manual assembly operations.

Frequently Asked Questions (FAQ)

Q: Can I substitute KTR18EZPJ200 with a ±1% tolerance part? A: Yes. Parts with ±1% tolerance (KTR18EZPF20R0, ERJ-8ENF20R0V, RC1206FR-0720RL, RMCF1206FT20R0) are direct upgrades. The tighter tolerance is backward compatible with designs specified for ±5%.

Q: Is AEC-Q200 certification mandatory for all applications? A: No. AEC-Q200 is required only for automotive applications. For industrial or consumer applications, non-certified parts (YAGEO RC series, Bourns CR1206) are acceptable if other electrical parameters match.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel (TR) is optimized for high-volume automated assembly with continuous feeding. Cut Tape (CT) & Digi-Reel is suitable for lower volumes or manual assembly. Both formats contain identical components; packaging format does not affect electrical performance.

Q: Can I use YAGEO RC1206JR-0720RL in place of KTR18EZPJ200? A: Yes, for non-automotive applications. Both are 20Ω ±5% 0.25W 1206 thick film resistors. YAGEO offers moisture-resistant composition and lower temperature coefficient (±100ppm/°C vs ±200ppm/°C), making it a suitable direct substitute. However, it lacks AEC-Q200 certification.

Q: Why is MCR18ERTJ200 listed as discontinued? A: MCR18ERTJ200 is discontinued at DiGi Electronics but remains functionally equivalent. For new designs, select from active-status alternatives such as RMCF1206JT20R0 or CRCW120620R0JNEA to ensure long-term supply chain stability.

Q: What does MSL 1 (Unlimited) mean? A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture-controlled storage. All listed substitutes carry MSL 1 rating, ensuring identical handling and storage requirements.

Q: Are there any dimensional differences between substitutes? A: Minor variations exist. Most parts measure 0.126" L × 0.063" W (3.20mm × 1.60mm), but MCR18ERTJ200 is slightly smaller at 0.120" L × 0.061" W (3.05mm × 1.55mm). Height ranges from 0.024" to 0.030" (0.60mm to 0.75mm). These variations are within PCB pad tolerance and do not affect functionality.

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