Prewell

Literally Prewell refers to the combination of the words "precious" and "well," which means to take the first step as a core part maker into the global IT business sector. SJM Prewell has a vision for a small but strong, profit-making and ever-lasting venture company. We are determined to apply such vision to laying a strong foundation for leading SJM Prewell into the right path in cooperation with all the executives and employees, who have a strong desire for more research and development and are enthusiastic about company development. In addition, we will do our best to make SJM Prewell a reliable company having a high regard for customers.

- Manufacturer Website

Product Categories                                                                                                                                          


Amplifiers --------------------------------------------------------------------------------------------------

Low Noise Amplifiers
The features of SJM Prewell's LNA are high linear performance, low noise figure, low power consumption and high reliability. More...





IF Amplifiers
The features of SJM Prewell's IF Amplifier are high linear performance, high reliability and provide stable current variation over temperature. More...





Gainblock Amplifiers
SJM Prewell’s Gainblock have excellent input/output return loss and high linear performance. The device can be easily matched to obtain optimum power and linearity.  More...




Driver Amplifiers (<1Watt)
The SJM Prewell's Driver Amplifiers have feature exellent input/output return loss and high linear performance. More...





Power Amplifiers (>1Watt)
The SJM Prewell's Power Amplifiers have feature exellent input/output return loss and high linear performance. More...





CATV Solution
The SJM Prewell's CATV Amplifiers have high gain, high linear performance and high reliability and provide stable current variation over temperature. More...





SMATV Solution
The SJM Prewell's Satellite Amplifiers have high gain, high linear performance and high reliability and provide stable current variation over temperature. More...






Passive Components -----------------------------------------------------------------------------------

Divider 
SJM Prewell’s Divider have a good input/output matching and exceptional amplitude/phase balance. More...





RF Transfomers / Baluns 
The Transformer is a RoHS compliant RF flux coupled transformer in a low cost and broadband. The Applications include impedance matching and balanced amplifier.More...




Coupler 
More...







Module ------------------------------------------------------------------------------------------------------

SDM (Sync Detect Module)
SJM Prewell’s Sync Detector PDM-T100 Provides accurate TDD Timing directly generated from LTE-TDD’s RAS RF signal. More...

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Part Number	Description	Datasheet
PG211	5-4000 MHz，21.6 dB，14.0 dBm，25.5 dBm
PG311	5-4000 MHz，22.4 dB，15.3 dBm，28.0 dBm
PG411	5-4000 MHz，21.3 dB，16.5 dBm，29.3 dBm
PG631	5-4000 MHz，20.2 dB，18.8 dBm，34.2 dBm
PG671	5-4000 MHz，15.5 dB，18.0 dBm，34.7 dBm
PG771	5-4000 MHz，16.8 dB，19.0 dBm，36.0 dBm
PS205	5-3000 MHz，22.2 dB，13.0 dBm，26.4 dBm
PS305	5-4000 MHz，22.5 dB，15.0 dBm，28.2 dBm
PS401	5-4000 MHz，19.0 dB，15.0 dBm，29.5 dBm
PS404	5-4000 MHz，22.4 dB，15.0 dBm，29.2 dBm
PW210	5-6000 MHz，21.0 dB，16.0 dBm，30.0 dBm
PW250	5-6000 MHz，18.5 dB，16.0 dBm，30.0 dBm
PW290	5-3000 MHz，13.5 dB，15.4 dBm，31.3 dBm
PW350	5-3000 MHz，16.7 dB，17.6 dBm，33.5 dBm
PW370	5-4000 MHz，14.8 dB，17.7 dBm，32.5 dBm
PW410	5-4000 MHz，20.5 dB，19.0 dBm，35.5 dBm
PW450	5-6000 MHz，18.0 dB，18.5 dBm，35.5 dBm
PW470	5-4000 MHz，16.0 dB，19.2 dBm，35.0 dBm
PW510	5-4000 MHz，20.5 dB，20.0 dBm，38.0 dBm
PW550	5-4000 MHz，18.2 dB，20.0 dBm，37.5 dBm
PW570	5-4000 MHz，16.4 dB，20.0 dBm，37.8 dBm
PG451	300-3000 MHz，16.3 dB，22.8 dBm，33 dBm
PG611	5-4000 MHz，21.4 dB，16.7 dBm，30.5 dBm
PNW234	500-3000 MHz，18 dB，19 dBm，33 dBm
PNW254	5-3000 MHz，14.5 dB，20 dBm，29 dBm
PNW533	5-3000 MHz，18 dB，13.5 dBm，27 dBm
PW210-63	5-6000 MHz，21.0 dB，15.2 dBm，29.4 dBm
PW250-63	5-6000 MHz，18.4 dB，15.1 dBm，29.8 dBm
PW290-63	5-6000 MHz，13.6 dB，15.2 dBm，31.0 dBm
PS103-63	5-3000 MHz，21.0 dB，8.5 dBm，21.2 dBm
PS304-63	5-3000 MHz，22.2 dB，15.0 dBm，27.7 dBm
PNW464	500-3000 MHz，14.5 dB，21.5 dBm，32 dBm
PS201-63	5-3000 MHz，18.0 dB，13.0 dBm，27.0 dBm
PS204-63	5-3000 MHz，21.8 dB，13.1 dBm，26.0 dBm
PW111	5-1000 MHz，26.0 dB，18.9 dBm，34.0 dBm
PW112	5-1000 MHz，26.0 dB，19.5 dBm，35.7 dBm
PW113	5-1000 MHz，22.0 dB，20.0 dBm， 39.0 dBm
PW114	5-1000 MHz，19.1 dB，19.7 dBm，40.0 dBm
PW115	5-1000 MHz，15.9 dB，19.3 dBm，41.0 dBm
PW117	5-1000 MHz，16.0 dB，19.5 dBm，42.5 dBm
PW118	5-500 MHz，29.0 dB，20.8 dBm，40.0 dBm
PW119	5-500 MHz，22.1 dB，20.5 dBm，42.0 dBm
PW11A	5-500 MHz，19.7 dB，23.9 dBm，44.0 dBm
PH230	1500-3000 MHz，17.2 dB，22.5 dBm，38.0 dBm
PH330	500-3000 MHz，14.5 dB，22.5 dBm，41.5 dBm
PH335	1500-3000 MHz，14.9 dB，26.3 dBm，42.4 dBm
PH435	1500-3000 MHz，16.8 dB，25.5 dBm，42.0 dBm
PH465	500-3000 MHz，15.0 dB，25.1 dBm，41.5 dBm
PH480	1500-3000 MHz，15.2 dB，27.0 dBm，44.0 dBm
PH485	800-3000 MHz，15.3 dB，28.0 dBm，44.0 dBm
PH520	1500-2500 MHz，14.0 dB，30.0 dBm，45.0 dBm
PNH15	5-3000 MHz，15.5 dB，23.6 dBm，40 dBm
PH530-S8	800-3000 MHz，15.7 dB，29.5 dBm，46.0 dBm
PM2040	800-2700 MHz，24.0 dB，25.0 dBm，40.5 dBm
PM2060	800-2700 MHz，22.5 dB，29.5 dBm，46.0 dBm
PH630-S8	800-3000 MHz，14.5 dB，30.7 dBm，48.5 dBm
PH635-S8	800-2300 MHz，12.8 dB，31.0 dBm，45.5 dBm
PH830-S8	800-2300 MHz，10.5 dB，33.0 dBm，48.0 dBm
PK833	40-2200 MHz，17.1 dB，20.0 dBm，39.0 dBm
PK831	40-1200 MHz，17.2 dB，20.0 dBm，39.0 dBm
PT150	45-1000 MHz，15.5 dB，19.2 dBm，37.0 dBm
PW120	45-1000 MHz，19.0 dB，18.6 dBm，33.0 dBm
PW125	45-1000 MHz，21.5 dB，18.5 dBm，35.0 dBm
PT152	45-1000 MHz，13.5 dB，22.0 dBm，43.0 dBm
PW128	50-870 MHz，16.3 dB，22.2 dBm，40.5 dBm
PL07A	5-3000 MHz，20.8 dB，17.1 dBm，34.0 dBm
PL08	5-3000 MHz，19.5 dB，16.5 dBm，30 dBm
PLF08A	824-894 MHz，20.0 dB，13.0 dBm，25.5 dBm
PLF09A	880-960 MHz，19.0 dB，13.0 dBm，25.5 dBm
PLF16A	1500-1700 MHz，15.5 dB，14.0 dBm，27.5 dBm
PLF18A	1750-1870 MHz，14.6 dB，14.0 dBm，29.0 dBm
PLF20A	1920-2170 MHz，13.4 dB，14.0 dBm，29.0 dBm
PLF25A	2300-2700 MHz，11.5 dB，14.0 dBm，29.0 dBm
PLN20	1750-2170 MHz，13.0 dB，14.0 dBm，27.0 dBm
PLN25	2300-2700 MHz，11.0 dB，15.0 dBm，31.0 dBm
PD09A	700-1000 MHz
PD18A	1500-2300 MHz
PD26A	1800-3000 MHz
PB4T1A	1-500 MHz
PBI21A	3-300 MHz
PBI41A	1-350 MHz
PBR11S	4.5-3000 MHz
PBS10A	5~1000 MHz
PBS30A	5-3000 MHz

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