RES 120 OHM 5% 1/4W 0805 Product overview: RK73B2ATTD121J from KOA Speer Electronics, Inc. is a Resistor for current limiting, voltage division, biasing, sensing, termination, and precision electronic circuits. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 120 OHM, 4W. Search-friendly keywords include resistor, SMD, current sense, precision, termination, 120 OHM, 4W, Chip Resistor(SMD). This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 52-RK73B2ATTD121J can be used for catalog matching and distributor lookup.
Win Source Part Number: 1198788-RK73B2ATTD12
Category: Resistors>Chip Resistor - Surface Mount
Series: RK73B
Features: Automotive AEC-Q200
Package: Tape & Reel
Height - Seated (Max): 0.024" (0.60mm)
Standard Package: 5,000
Tolerance: ±5%
Temperature Coefficient: ±200ppm/°C
Ratings: AEC-Q200
Power (Watts): 0.25W, 1/4W
Composition: Thick Film
Number of Terminations: 2
Resistance: 120 Ohms
Package / Case: 0805 (2012 Metric)
Supplier Device Package: 0805
Temperature Range - Operating: -55°C ~ 155°C
Dimension: 0.079" L x 0.049" W (2.00mm x 1.25mm)
Alternative Parts (Cross-Reference): RK73B2ATTD 121J; RK73B2ATTD121J.;
ECCN: EAR99
Fake Threat In the Open Market: 84 pct.
MSL Level: 1 (Unlimited)
REACH Status: REACH Unaffected
HTSUS: 8533.21.0030
Mfr: KOA Speer Electronics, Inc.
Other Names: 2019-RK73B2ATTD121JC
Base Product Number: RK73B2A
120 Ohms ±5% 0.25W, 1/4W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film
120 Ohms ±5% 0.25W, 1/4W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film
120 Ohms ±5% 0.25W, 1/4W Chip Resistor 0805 (2012 Metric) Automotive AEC-Q200 Thick Film
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | RS Components, Ltd. | DigiKey | |
|---|---|---|---|---|
| Product Category | Resistors | Resistors | Resistors | Resistors |
| Product Number | 52-RK73B2ATTD121J | 1198788-RK73B2ATTD121J | 432220 | 2019-RK73B2ATTD121JCT-ND |
| Product Name | 120 OHM 4W Resistor | Resistors - Chip Resistor - Surface Mount | Surface Mount Resistors | Chip Resistor - Surface Mount |
| Technology / Construction | Thick Film | MetalFilm; Thick Film (Chip) | Thick film | Thick Film (Chip) |
| Mounting / Packaging | 0805 (2012 Metric) | Surface Mount Technology (SMT / SMD); 0805; 0805 (2012m) | 0805; 0805 | |
| Resistance Range | 120 ohms | 120 ohms | 120 ohms | |
| Power Rating | 0.2500 watts | 0.2500 watts | 0.2500 watts | |
| Operating DC Voltage | 150 volts |