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The D699 is a PNP type high-frequency low-power triode. The following are some basic parameters of D699: 1. Amplification factor (hFE : Generally 40 to 120, indicating the proport...

d699 triode parameters?

The D699 is a PNP type high-frequency low-power triode. The following are some basic parameters of D699:
1. Amplification factor (hFE) : Generally 40 to 120, indicating the proportional relationship between the output current and the input current.
2. Maximum dissipation power (Pc(max)) : generally 0.3 watts, indicating the maximum electrical power that can be withstand under specific working conditions. 3. Maximum collector-base voltage (VCEO(max)) : Generally -60 volts, indicating the maximum voltage that can be borne between the collector and the base. 4. Maximum collector-emitter voltage (VEBO(max)) : Generally -7 volts, indicating the maximum voltage that can be borne between the collector and the emitter.
5. Maximum collector current (IC(max)) : Generally -100 MA, indicating the maximum current that the collector can withstand.
6. Maximum power current (IB(max)) : Generally -50 MA, indicating the maximum current that the base current can withstand. 7. Maximum operating frequency (fT) : generally 250 MHZ, indicating the highest frequency at which the triode can work normally.
These parameters represent only some of the basic features of the D699, and the specific details may vary depending on the manufacturer. For specific applications and design requirements, in-depth knowledge of detailed parameters in data sheets and specifications is also required.


The d699 is a PNP type triode. Here are some basic parameters:
Maximum collector voltage (Vceo) : -60V
Maximum collector-Base voltage (Vcbo) : -60V
Maximum emitter current (Ic) : -7A
Maximum power consumption (Pd) : 50W
Maximum collector-emitter Saturation voltage (Vcesat) : -2V
Maximum collector-Base cutoff current (Icbo) : 10μA
Maximum collector-emitter cutoff current (Iceo) : 10μA