| Компонент | Описание | Производитель | PDF | Buy |
| D521C | 1.6MHz Synchronous Step-Down plus 200mA LDO | Monolithic Power Systems |  |  |
| 1N5521C | 0.4W LOW VOLTAGE AVALANCHE DIODES | Jinan Gude Electronic Device | | |
| 1N5521C | LEADLESS PACKAGE FOR SURFACE MOUNT ZENER DIODE, 500mW | Microsemi Corporation | | |
| AM5521C | N & P-Channel 20-V (D-S) MOSFET | Analog Power | | |
| PT5521C | 1.5-A 5-V/3.3-V Input Adjustable Integrated Switching Regulator | Texas Instruments | | |
| PD1521C | high speed and high sensitve PIN photodiode in miniature SMD which is molder in a water clear with flat top view lens. | Everlight Electronics Co., Ltd | | |
| PT4521C | 20-W 48-V Input Isolated DC/DC Converter | Texas Instruments | | |
| ISO7521C | Low-Power 5 KV(rms) Dual Digital Isolators | Texas Instruments | | |
| FDW2521C | Complementary PowerTrench MOSFET | Fairchild Semiconductor | | |
| FDW2521C | Complementary PowerTrench MOSFET | Fairchild Semiconductor | | |
| MAX4521C | Quad, Low-Voltage, SPST Analog Switches | Maxim Integrated Products | | |
| KDW2521C | Complementary PowerTrench MOSFET | Guangdong Kexin Industrial Co.,Ltd | | |
| NDH8521C | Dual N & P-Channel Enhancement Mode Field Effect Transistor | Fairchild Semiconductor | | |
| SEL5521C | 5-mm Pitch Lead 3phi Lens-type LED (Direct Mount) | Sanken electric | | |
| SEL5521C | 5mm Pitch Lead 3phi Lens LEDs | Sanken electric | | |
| CDLL5521C | LEADLESS PACKAGE FOR SURFACE MOUNT ZENER DIODE, 500mW | Microsemi Corporation | | |
| JAN1N5521C | LEADLESS PACKAGE FOR SURFACE MOUNT ZENER DIODE, 500mW | Microsemi Corporation | | |
| R1210N521C | POWER MANAGEMENT ICs MARK INFORMATIONS R1210N SERIES MARK SPECIFICATION | RICOH electronics devices division | | |
| R3111D521C | LOW VOLTAGE DETECTOR | RICOH electronics devices division | | |
| R3111E521C | LOW VOLTAGE DETECTOR | RICOH electronics devices division | | |
