GLENTEK SMA7105-1 Brushtype Amplifier Servo
( Brand: Glentek ), ( Manufacturer Part Number: SMA7105-1 ), ( Type: Servo Amplifier )
Review GLENTEK Brushtype Amplifier For Servo Motors
The Glentek SMA7105-1 is a high-performance bridged amplifier specifically designed for servo applications. This amplifier is part of Glentek's extensive line of power amplifiers, which are renowned for their reliability and precision.
The SMA7105-1 is a compact, yet powerful amplifier, featuring a maximum continuous output power of 100W per channel at 4 , making it an excellent choice for servo systems that require high torque and quick response. The amplifier is designed to operate in a bridged mode, meaning that both channels are connected in series to deliver twice the power to the servo motor, resulting in improved motor performance.
The amplifier's input stage is based on a low-noise, low-distortion, dual-differential operational amplifier, ensuring that the input signal is accurately amplified and transmitted to the output stage. The output stage consists of high-current, low-Rds(on) power transistors, which enable the amplifier to deliver high current pulses to the servo motor, ensuring precise motor control and responsiveness.
The SMA7105-1 is designed to operate from a DC power supply, with a voltage range of 10V to 35V, making it suitable for use in various industrial applications. The amplifier also features over-voltage, over-current, and over-temperature protection circuits, ensuring that the amplifier remains safe and operational under adverse conditions.
The amplifier's PCB layout and component selection are optimized for minimal electromagnetic interference, ensuring that the amplifier can be used in environments with stringent EMI requirements. The SMA7105-1 is also designed to meet the CE and RoHS directives, making it a compliant and eco-friendly choice for your servo system.
In summary, the Glentek SMA7105-1 is a high-performance, reliable, and versatile bridged amplifier designed for servo applications. Its high power output, low noise, and robust protection features make it an ideal choice for industrial automation, robotics, and other applications where precise motor control is essential.
An In-depth Analysis of the Glentek SMA7105-1 Brush-type Amplifier for Servos
The Glentek SMA7105-1 is a popular brush-type servo amplifier used in various applications, particularly in radio control (RC) models and industrial automation systems. In this analysis, we will discuss the key features, advantages, and disadvantages of this amplifier to help you make an informed purchasing decision.
Features:1. Continuous current: 5.5A (Peak current: 10A)
2. Adjustable gain: 0.01-1V/V
3. Adjustable output voltage: 2.5-6V
4. Protection against overcurrent, overvoltage, and overheating
5. Input impedance: 10k
Advantages:1. High current capability: With a continuous current of 5.5A and a peak current of 10A, the SMA7105-1 can handle heavy servo loads, making it suitable for large RC models or industrial applications.
2. Adjustable gain and output voltage: These features allow users to fine-tune the amplifier to meet specific application requirements.
3. Robust protection: The amplifier's built-in protection against overcurrent, overvoltage, and overheating ensures safe operation and extends the lifespan of the servos.
Disadvantages:1. Brush-type design: Brush-type amplifiers require regular maintenance and have a shorter lifespan compared to solid-state amplifiers due to the wearing out of brushes.
2. Size and weight: The SMA7105-1 is larger and heavier than solid-state servo amplifiers, which can be a disadvantage for those seeking compact solutions.
3. Power consumption: The brush-type design results in higher power consumption compared to solid-state amplifiers.
In conclusion, the Glentek SMA7105-1 brush-type servo amplifier offers high current capability, adjustable gain and output voltage, and robust protection, making it an excellent choice for applications requiring heavy servo loads. However, its brush-type design necessitates regular maintenance, and its larger size, weight, and power consumption may be drawbacks for some users.
Recommendation:Considering the advantages and disadvantages discussed above, this amplifier is recommended for users who require high servo current and the flexibility of adjustable gain and output voltage, and are willing to perform regular maintenance. If you're looking for a more compact, lightweight, and power-efficient solution, a solid-state servo amplifier might be a better choice.
Details:
Used with brushtype servo motors. Buyer to pay shipping. Removed from working system that was no longer needed.
part #: sma71051 prices
- $175.00-$499.00
specifications induservo:
- brand: Glentek
- mpn: Sma7105-1
- type: Servo Amplifier
general induservo:
- Drives Starters > Drives Motor Controls > Servo Drives Amplifiers
- condition: Used
returns induservo:
- policy: No Returns
offer induservo:
- quantity: 1
- started: May 13, 2026
- options: Ship-to-home
- best offers: True
- availability: In Stock
- sold: 0
payments induservo:
- wallet: Google-pay
- other
- credit card: Diners-club
shipping induservo:
- class: Economy, Expedited
- transit: 2-6 Days
- type: Calculated
- service: FedEx Ground Economy, USPS Priority Mail
- carrier: FedEx, USPS
- cost: $37.44
seller induservo:
- # reviews: 2128
- city: Minneapolis, Minnesota
- rating: 100.0%
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