BA01303 is a front-end module for triple band (EGSM900/DCS1800/PCS1900) handheld phone using InGaP HBT technology. It features low voltage operation, high output power, single power control terminal, band select switch, and Tx/Rx select switch.
The BA01303 is a triple‑band InGaP HBT front‑end module designed for handheld phones operating in EGSM900, DCS1800 and PCS1900 bands. It integrates a low‑voltage supply, single power‑control terminal and band‑select switches in a surface‑mount package.
Key specifications include a supply voltage of 7 V, power‑control voltage of 3 V, output power of 33 dBm (EGSM) and 30 dBm (DCS/PCS), ESD protection greater than +8 kV on the ANT pin, and efficiencies up to 43 % in the EGSM band. The datasheet also details absolute maximum ratings, electrical characteristics, operation modes and package dimensions.
| Supply voltage (Ve) | 7 V |
|---|---|
| Power control voltage (Vpc) | 3 V |
| Output power (EGSM band) | 33 dBm (min) |
| Output power (DCS/PCS bands) | 30 dBm (min) |
| Frequency range (Tx) | EGSM 880‑915 MHz, DCS 1710‑1910 MHz, PCS 1850‑1910 MHz |
| ESD capability | >+8 kV (ANT pin) |
| Efficiency (EGSM) | 38‑43 % |
The BA01303 is rated for a supply voltage (Ve) of 7 V.
The module delivers a minimum output power of 33 dBm in the EGSM band.
It can withstand ESD events greater than +8 kV on the ANT pin.