| Компонент | Описание | Производитель | PDF | Buy |
| A2121 | Intelligent Duct Smoke Detectors | Systemsensor advanced ideas. |  |  |
| R2121 | FLAME SENSOR | Hamamatsu Corporation | | |
| AP2121 | HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR | BCD Semiconductor Manufacturing Limited | | |
| KV2121 | VARACTOR DIODES Microwave Hyperabrupt Junction | Microsemi Corporation | | |
| MT2121 | RF SILICON AND SUBSYSTEMS SOLUTIONS FOR BROADBAND COMMUNICATIONS AND AUTOMOTIVE ELECTRONICS | Microtune,Inc | | |
| PI2121 | 8 Volt, 24 Amp Full-Function Active ORing Solution | Vicor Corporation | | |
| UN2121 | Silicon PNP epitaxial planer transistor | Panasonic Semiconductor | | |
| IR2121 | CURRENT LIMITING LOW SIDE DRIVER | International Rectifier | | |
| GM2121 | SXGA LCD Monitor Controller with Integrated Analog Interface and Dual LVDS Transmitter | List of Unclassifed Manufacturers | | |
| 1112121 | tyco electronics contents | Tyco Electronics | | |
| BCM2121 | GPRS/GSM SINGLE CHIP BASEBAND PROCESSOR | Broadcom Corporation. | | |
| 2SA2121 | Power Amplifier Applications | Toshiba Semiconductor | | |
| 2SD2121 | Silicon NPN Epitaxial | Hitachi Semiconductor | | |
| 2SD2121 | Silicon NPN Epitaxial | Renesas Technology Corp | | |
| 2ST2121 | High power PNP epitaxial planar bipolar transistor | STMicroelectronics | | |
| APA2121 | Stereo 2-W Audio Power Amplifier (with DC_Volume Control) | Anpec Electronics Coropration | | |
| ENA2121 | PWM Current Control High-efficient Stepping Motor Driver | Sanyo Semicon Device | | |
| HIP2121 | 100V, 2A Peak, High Frequency Half-Bridge Drivers with Adjustable Dead Time Control and PWM Input | Intersil Corporation | | |
| HB02121 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
| HB12121 | Breake Away Header .025(0.64mm) Square Posts | List of Unclassifed Manufacturers | | |
