| 1638521 | U2860B-MFPG3 | Dual-Channel FM Sound Demodulator for TV Systems | Atmel |
| 1638522 | U2860BB | Dual-Channel FM Sound Demodulator for TV Systems | TEMIC |
| 1638523 | U2861B | Mono FM Sound Demodulator for TV Systems | TEMIC |
| 1638524 | U2861B-M | Mono FM Sound Demodulator for TV Systems | TEMIC |
| 1638525 | U2861B-MFPG3 | Mono FM Sound Demodulator for TV Systems | TEMIC |
| 1638526 | U2891B | 2.5 GHz Quadrature Up-Converter | TEMIC |
| 1638527 | U2892B | Phase/ Frequency Detector | TEMIC |
| 1638528 | U2893B | Modulation PLL for GSM/ DCS and PCS Systems | TEMIC |
| 1638529 | U2894B | Modulation PLL for GSM, DCS and PCS Systems | TEMIC |
| 1638530 | U2894B-AFSG3 | Modulation PLL for GSM, DCS and PCS Systems | TEMIC |
| 1638531 | U2895B | Modulation PLL for GSM, DCS and PCS Systems | TEMIC |
| 1638532 | U2896B | Modulation PLL for GSM, DCS and PCS Systems | TEMIC |
| 1638533 | U290 | N-Channel silicon junction field-effect transistor | InterFET Corporation |
| 1638534 | U2905 | HEXFET Power MOSFET | International Rectifier |
| 1638535 | U291 | N-Channel silicon junction field-effect transistor | InterFET Corporation |
| 1638536 | U299A | 299 Pin Ceramic Grid Array | National Semiconductor |
| 1638537 | U2BC44 | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE GENERAL PURPOSE RECTIFIER APPLICATIONS | TOSHIBA |
| 1638538 | U2FWJ44M | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE SWITCHING MODE POWER SUPPLY APPLICATION PORTABLE EQUIPMENT BATTERY APPLICATION | TOSHIBA |
| 1638539 | U2FWJ44N | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE HIGH SPEED RECTIFIER APPLICATIONS | TOSHIBA |
|
| 1638540 | U2GC44 | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE GENERAL PURPOSE RECTIFIER APPLICATIONS | TOSHIBA |
| 1638541 | U2GWJ2C42 | SWITCHING MODE POWER SUPPLY APPLICATION CONVERTER & CHOPPER APPLICATION | TOSHIBA |
| 1638542 | U2GWJ44 | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE SWITCHING MODE POWER SUPPLY APPLICATION | TOSHIBA |
| 1638543 | U2JC44 | SCHOTTKY BARRIER RECTIFIER SCHOTTKY BARRIER TYPE GENERAL PURPOSE RECTIFIER APPLICATIONS | TOSHIBA |
| 1638544 | U2T101 | Trans Darlington NPN 50V 1A 3-Pin E-Line | New Jersey Semiconductor |
| 1638545 | U2T105 | Trans Darlington NPN 50V 1A 3-Pin E-Line | New Jersey Semiconductor |
| 1638546 | U2T201 | Trans Darlington NPN 50V 1A 3-Pin E-Line | New Jersey Semiconductor |
| 1638547 | U2T205 | Trans Darlington NPN 50V 1A 3-Pin E-Line | New Jersey Semiconductor |
| 1638548 | U2Z100 | ZENER DIODE SILICON DIFFUSED TYPE. CONSTANT VOLTAGE REGULATION, TRANSIENT SUPPRESSORS, NOISE LIMITTER | TOSHIBA |
| 1638549 | U2Z12 | ZENER DIODE SILICON DIFFUSED TYPE. CONSTANT VOLTAGE REGULATION, TRANSIENT SUPPRESSORS, NOISE LIMITTER | TOSHIBA |
| 1638550 | U3 | Aluminium heat sink natural cooling | IPRS Baneasa |
| 1638551 | U301A | 301 Pin Ceramic Pin Grid Array | National Semiconductor |
| 1638552 | U303A | 303 Pin Ceramic Pin Grid Array | National Semiconductor |
| 1638553 | U304 | P-CHANNEL JFET SWITCH | Intersil |
| 1638554 | U305 | P-CHANNEL JFET SWITCH | Intersil |
| 1638555 | U3055A | BV(dss): 60V; R(ds-on): 0.15 Ohm; I(d): 8 A; advanced power MOSFET | Samsung Electronic |
| 1638556 | U306 | P-CHANNEL JFET SWITCH | Intersil |
| 1638557 | U308 | N-Channel JFET High Frequency Amplifier | Calogic |
| 1638558 | U308 | N-Channel silicon junction field-effect transistor | InterFET Corporation |
| 1638559 | U308 | N-channel JFET high frequency amplifier. | Intersil |
| 1638560 | U308 | Wideband, High Gain, Single, N- Channel JFET | Linear Systems |
