Stk413-430 Datasheet [updated] -
| Parameter | Conditions | Min | Typ | Max | Unit | |----------------------------|-------------------|------|------|------|-------| | Quiescent Current | VIN = 0 | - | 40 | 80 | mA | | Output Power (Continuous) | THD = 0.4% | 25 | 30 | - | W | | Total Harmonic Distortion | Po = 20W | - | 0.08 | 0.4 | % | | Frequency Response | -3dB | 20 | - | 50k | Hz | | Input Impedance | | 30 | 55 | - | kΩ | | Voltage Gain | | 28 | 30 | 32 | dB | | Signal-to-Noise Ratio | A-weighted | 100 | 105 | - | dB | | Channel Separation | f = 1kHz | 55 | 65 | - | dB | | Output Offset Voltage | VIN = 0 | - | ±20 | ±50 | mV |
The datasheet specifies a maximum power dissipation of 40W. At 30W output into 8Ω, each channel dissipates roughly 15-20W as heat. For two channels, you need to remove 30-40W of heat. stk413-430 datasheet
The technical essence of the STK413-430 is defined by its ability to balance power and precision. According to the technical documentation at AliExpress , the datasheet provides essential electrical and mechanical specifications required for integrating the module into audio projects. Typically configured for output at a total harmonic distortion (THD) of , as noted by Veswin Electronics . Voltage Limits: It features a maximum supply voltage of , making it robust enough for standard home audio setups. | Parameter | Conditions | Min | Typ
: Use a filtered, dual-polarity power supply. Standard transformers with bridge rectifiers and large capacitors (4700uF+) are recommended. The technical essence of the STK413-430 is defined
The original Sanyo part is obsolete. However, understanding the stk413-430 datasheet remains critical for repairing legacy equipment like Kenwood, Pioneer, or Aiwa amplifiers from the late 1980s and 1990s.
: SIP (Single In-line Package) for easy heat sink mounting. Technical Features
These are the performance metrics you should expect from a genuine STK413-430.