HISA01 Isolated Pulse Width Modulation Amplifier

Sales HISA01 Isolated Pulse Width Modulation Amplifier

  • Max.Input Vol : 100V
  • Max Current : 10A
  • Function : BRUSHED DC MOTOR CONTROLLER

Product Detail  

1. Features

Wide input voltage range:16V~100V

Continuous output voltage:10A
Peak output current:20A
Direction control input signal
Isolated between the input signal and output signal

2. Scope of application of HISA01 Isolated Pulse Width Modulation Amplifier

DC motor drive control
Drive the reactive load

3. Descriptions of HISA01 Isolated Pulse Width Modulation Amplifier

HISA01 isolated pulse width modulation amplifier works in switching mode, it can provide 300W of transmission power for the load; Products need two power supplies +5V for small control circuit power supply; 30V motor power supplies power to the internal H Bridge. There are two input control signals one is TTL level wide square wave input signal; the other is the DIR direction input signal that controls the direction of rotation of the power. The signal input is isolated from th-e power output
The product is made of thick film hybrid integrated process, metal sealed shell package. Product design and manufacturing  meet the MIL-STD and detailed specifications of the product requirements, the quality level is H-class.


4. Technical Specifications of HISA01 Isolated Pulse Width Modulation Amplifier

Form 1: Rated conditions and Operating conditions

Absolute maximum rating

Operating conditions

Supply voltage VCC:7V

Supply voltage VS:40V

Storage temperature:-60~+150℃

Lead welding temperature(10S)Th:300℃

Peak drive current: IOP:10A

Junction Temperature Tj:150℃

Supply voltage VCC:5V±0.25V

Supply voltage Vs:30V±2V

Operating Temperature(Case)Tc:-55~+125℃



Form 2  electrical characteristics

No

Character

Conditions

VCC=5V±0.25V

VS=30V±0.3V

-55℃≤Tc≤125℃

RL=10Ω±2Ω

HISA01

Symbol

Min

Max

1

Switching frequency

Input PWM square wave signal,DIR direction signal connect“0”or“1”

9.6

-

KHZ

2

Continuous output current

Adjusting RL(load resistor)  to input PWM square wave signal (The duty cycle is 100% high),

DIR direction signal connect“0”or“1”

3

-

A

3

Output square wave voltage amplitude

Input PWM square wave signal ,DIR=0,Output positive unipolar square wave

26

30

V

Input PWM square wave signal ,DIR=1,Output negative unipolar square wave

26

30

V

4

Efficiency

Input PWM square wave signal (The duty cycle is 100% high),

DIR direction signal connect“0”or“1”

95

-

%

5

Static power consumption

VCC=5V±0.25V VS=30V±0.3V,Without load RL

-

4

W


5. Lead function descriptions of HISA01 Isolated Pulse Width Modulation Amplifier

Lead function descriptions
Fig 2 upward view

Form 3 Pin Designation

No

symbol

Designation

No

symbol

Designation

1

GND1

Input signal Ground

7

SENB

Load current sensing terminal B

2

PWM

Input PWM signal

8

OUTB

Output B

3

VCC

+5V power supply

9

VS

Power Supply

4

DIR

Input direction

control signal

10

NC

NC

5

GND

Output Ground

11

OUTA

Output A

6

NC

NC

12

SENA

Load current sensing terminal A


6. Circuit principle frame diagram of HISA01 Isolated Pulse Width Modulation Amplifier

Circuit principle frame diagram
Fig 3  pin function diagram

7. Typical Connection Diagram of HISA01 Isolated Pulse Width Modulation Amplifier

HISA01 built-in error amplifier can provide gain for brush motor control in applications such as speed ring, the typical connection is shown as below figure

Typical Connection Diagram
Fig 4  HISA01 Typical connection Diagram

7.1 Power supply bypass:
Power supply VS should have sufficient bypass capacitors to ensure proper operation, otherwise it may be unstable and reduce efficiency, and the output may be oscillated. Vs power supply should connect with a 1MF at least ceramic capacitor paralleled with a low ESR value bypass capacitor. The capacitance should be at least 10μF/A. for VCC also requires a 0.1μF~0.47μFceramic capacitor and a low ESR value of 6.8μF~10μF parallel bypass capacitor, All bypass capacitors should be connected as close as possible to the corresponding power supply root.

7.2 The signal input is isolated from the power output
Input PWM(Pulse Width Modulation) square wave signal ground and DIR direction control signal ground and small signal power supply Vcc power ground should be common connected. Separate form the GND of the Vs to ensure that the signal input is isolated from the power output and that the output is stable and reliable.

7.3 DIR direction control signal input
DIR direction control signal is TTL level signal,to control the direction of the current between the OutA and OutB of the output,thereby controlling the direction of rotation of the motor. The working status of the motor is shown in the form below.

Form 4 working value

PWM wide square wave signal(TTL level)

DIR direction control signal

(TTL level)

OutA

OutB

DC motor working condition

1

0

1

0

Forward

1

1

0

1

Reversal

0

0

0

0

Stop

0

1

0

0

Stop


8 Package Specifications of HISA01 Isolated Pulse Width Modulation Amplifier

Circuit package outlines is shown in the Fig 5

Package Specifications
Fig 5 upward view

Form 4  Package Outline

Symbol

Data /mm

Min

Typical

Min

A

-

-

7.9

A1

1.9

-

2.7

Φb

0.87

-

1.13

D

-

-

38.80

E

-

-

41.90

e

-

5.08

-

e1

-

30.08

-

L

11.0

-

-

X1

49.26

-

50.26

X

-

-

59.15

ΦP

3.70

-

4.30


Application notes please refer to the appendix, must read it carefully.
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