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KTR03EZPJ753 Equivalent & Substitute Parts
Part Overview
The KTR03EZPJ753 is a 75 kOhms ±5% thick film chip resistor manufactured by Rohm Semiconductor in 0603 (1608 Metric) package format. This component is rated for 0.1W power dissipation and meets Automotive AEC-Q200 qualification standards with high voltage capability. The part is active in production status with ROHS3 compliance and unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent electrical performance, mechanical compatibility, and regulatory compliance can be maintained across alternative manufacturers while meeting specific application requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Resistance | 75 kOhms |
| Tolerance | ±5% |
| Power Rating | 0.1W (1/10W) |
| Package / Case | 0603 (1608 Metric) |
| Composition | Thick Film |
| Operating Temperature Range | -55°C ~ 155°C |
| Temperature Coefficient | ±200ppm/°C |
| Automotive Rating | AEC-Q200 |
| RoHS Status | ROHS3 Compliant |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitute parts for the KTR03EZPJ753 are classified into two categories based on tolerance specification:
Upgrade Substitutes (±1% Tolerance): Parts with improved tolerance performance while maintaining all other critical parameters. These include KTR03EZPF7502, CRG0603F75K, ERJ-3EKF7502V, RC0603FR-0775KL, and RMCF0603FT75K0. These components feature ±100ppm/°C temperature coefficient versus the original ±200ppm/°C, providing enhanced stability. All upgrade substitutes maintain 75 kOhms resistance, 0.1W power rating, 0603 package format, and -55°C to 155°C operating range.
Equivalent Substitutes (±5% Tolerance): Parts matching the original tolerance specification. These include ERJ-3GEYJ753V, RC0603JR-0775KL, RMCF0603JT75K0, and CR0603-JW-753ELF. These maintain identical electrical characteristics including ±200ppm/°C temperature coefficient and ±5% tolerance.
Substitution eligibility is determined by: resistance value (75 kOhms), package format (0603), power rating (0.1W), operating temperature range (-55°C to 155°C), composition (thick film), and regulatory compliance (ROHS3, MSL 1).
Parameter Comparison
| Manufacturer Part Number | Manufacturer | Resistance | Tolerance | Power (W) | Package | Temp Coeff | Operating Temp | AEC-Q200 | RoHS3 |
|---|---|---|---|---|---|---|---|---|---|
| KTR03EZPJ753 | Rohm Semiconductor | 75 kOhms | ±5% | 0.1 | 0603 | ±200ppm/°C | -55°C ~ 155°C | Yes | Yes |
| KTR03EZPF7502 | Rohm Semiconductor | 75 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Yes |
| CRG0603F75K | TE Connectivity Passive Product | 75 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Yes |
| ERJ-3EKF7502V | Panasonic Electronic Components | 75 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Yes |
| ERJ-3GEYJ753V | Panasonic Electronic Components | 75 kOhms | ±5% | 0.1 | 0603 | ±200ppm/°C | -55°C ~ 155°C | Yes | Yes |
| RC0603FR-0775KL | YAGEO | 75 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Yes |
| RC0603JR-0775KL | YAGEO | 75 kOhms | ±5% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | No | Yes |
| RMCF0603FT75K0 | Stackpole Electronics Inc | 75 kOhms | ±1% | 0.1 | 0603 | ±100ppm/°C | -55°C ~ 155°C | Yes | Yes |
| RMCF0603JT75K0 | Stackpole Electronics Inc | 75 kOhms | ±5% | 0.1 | 0603 | ±200ppm/°C | -55°C ~ 155°C | Yes | Yes |
| CR0603-JW-753ELF | Bourns Inc. | 75 kOhms | ±5% | 0.1 | 0603 | ±200ppm/°C | -55°C ~ 155°C | No | Yes |
Engineering Selection Recommendations
For applications requiring Automotive AEC-Q200 qualification, direct substitutes are ERJ-3GEYJ753V (Panasonic), RMCF0603JT75K0 (Stackpole), and KTR03EZPF7502 (Rohm) when ±1% tolerance upgrade is acceptable. All three maintain AEC-Q200 certification, ROHS3 compliance, and identical mechanical compatibility.
For non-automotive applications where AEC-Q200 is not required, CRG0603F75K (TE Connectivity), RC0603FR-0775KL (YAGEO), and CR0603-JW-753ELF (Bourns) provide equivalent electrical performance with full ROHS3 compliance and MSL 1 rating.
Parts with ±1% tolerance (KTR03EZPF7502, CRG0603F75K, ERJ-3EKF7502V, RC0603FR-0775KL, RMCF0603FT75K0) offer improved temperature stability at ±100ppm/°C compared to the original ±200ppm/°C specification. Selection between ±5% and ±1% tolerance variants depends on circuit design requirements for resistor accuracy.
All substitute parts maintain 0603 package format, 0.1W power rating, and -55°C to 155°C operating temperature range, ensuring direct PCB footprint compatibility and thermal performance equivalence.
Frequently Asked Questions (FAQ)
Q: Can KTR03EZPF7502 replace KTR03EZPJ753 in automotive applications? A: Yes. KTR03EZPF7502 maintains AEC-Q200 qualification, identical package format (0603), power rating (0.1W), and operating temperature range (-55°C to 155°C). The ±1% tolerance provides improved accuracy compared to the original ±5% specification.
Q: What is the difference between ±5% and ±1% tolerance variants? A: Tolerance specifies the maximum deviation from the nominal 75 kOhms resistance value. ±5% allows deviation up to 3.75 kOhms; ±1% limits deviation to 0.75 kOhms. ±1% variants also feature ±100ppm/°C temperature coefficient versus ±200ppm/°C for ±5% parts, providing superior stability across temperature extremes.
Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts carry ROHS3 compliance certification and MSL 1 (unlimited moisture sensitivity) rating, matching the original KTR03EZPJ753 environmental specifications.
Q: Which substitutes are suitable for non-automotive applications? A: CRG0603F75K, RC0603FR-0775KL, RC0603JR-0775KL, and CR0603-JW-753ELF do not carry AEC-Q200 automotive qualification but maintain full electrical equivalence, ROHS3 compliance, and 0603 package compatibility for general industrial and consumer applications.
Q: Do substitute parts require PCB layout modifications? A: No. All substitute parts use identical 0603 (1608 Metric) package format with matching footprint dimensions (0.063" L x 0.031" W, 1.60mm x 0.80mm) and maximum seated height (0.022", 0.55mm), enabling direct drop-in replacement without PCB redesign.
Q: What is the inventory status of substitute parts? A: Substitute availability varies by manufacturer. RMCF0603FT75K0 (Stackpole) shows highest inventory at 401,532 pieces. CRG0603F75K (TE Connectivity) maintains 20,745 pieces. ERJ-3EKF7502V (Panasonic) provides 229,125 pieces. Verify current stock with your supplier for production requirements.
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