OPA544 low frequency power amplifier module high voltage high current 68V peak 2A with current load motor drive -79423
product detail
Highlights:
The module is a power amplifier module with a peak voltage of 68Vpp. When the load current is greater than 2A, the input signal needs to be greater than 500 mVpp. It is suitable for driving high voltage and high current operational amplifiers of various high power loads, such as motor drive, horn drive, transformer drive, etc. It can also amplify triangular, sinusoidal and square wave signals.
OPA544 module shipping list
Physical module + PDF schematic diagram + after-sale technical support + electrostatic bag packaging + shockproof foam
Tips:
(1) The module interface of our shop is clear and the performance is stable. Please perform functional verification under the corresponding experimental conditions in conjunction with the schematic diagram provided by our shop.
(2) The basic parameters of this module are in the details page, providing PDF information of the module information; engineering documents are not provided, please be clear to the buyer, if there are operational problems, please consult customer service.
(3) Buyers, before using the module, please read the details page of this module to understand the power supply and use restrictions, to avoid damage to the module due to improper operation.
(4) Our modules are guaranteed to provide real module parameters, functions and pictures, and all modules will be shipped after detection.
Please contact customer service after purchase, we will send the information to your mailbox
Module model: OPA544
Module type: low frequency power amplifier
Input signal form: single-ended
Input voltage range: 2Vpp (MAX); generally within the power supply range
Module input impedance: 10K ohm
Module supply voltage: ± 10V ～ ± 35V
Module supply current: ± 4A; large output current requires large supply current
Module output impedance: low impedance
Output voltage range: 60Vpp (MAX); in the case of positive and negative 35V power supply
Output current: 4A (MAX)
Output power: 30W (MAX)
Module gain: 44 times; the default gain is 44 times, the first level is 11 times, the second level is 4 times, G1 = R1 / R2 + 1, G2 = R10 / R12 + 1
Input offset voltage: 1mV (MAX)
Input offset drift: 2uV / ℃ (MAX)
Input bias current: 125nA (MAX)
Input voltage noise: 35nV√Hz (1KHz)
Module weight: 125g
Module protection: none; no reverse connection protection, unlimited current protection
Module weight: 125g
Module specifications: 100 * 64 * 42mm; length * width * height-PCB size
The module becomes hot: there are heat sinks; forced air cooling is required at high current
Module heating factors: the input and output voltage is too large or the module is damaged
Module working temperature: -40 ℃-+ 75 ℃; industrial grade
Module features: positive and negative power LED indication
Application range: small signal amplification, audio signal amplifier, motor drive, servo amplifier, etc.
Module interface type: SMA signal signal input and output, 5.08 blue power card wire holder
Module description
OPA544 is high voltage / high current operation, suitable for driving high power loads of various amplifiers. The high-performance FET operational amplifier circuit and high-power output stage are combined in a single microcontroller.
OPA544 is protected by internal current limit and thermal shutdown circuit. OPA544 has industry standards and can be easily installed on the heating device; the heat sink has excellent heat dissipation performance. Suitable for motor drive, speaker drive, transformer drive and audio amplifier. It can also amplify triangle wave, sine wave and square wave signals.
