Absolute maximum rating

Recommended operating conditions

Supply voltage+VS：80V

Supply voltage+VCC：16V

internal power loss：120W

Storage temperature：-65～+150℃

Enable input voltage（DIS）:0～VCC

Supply voltage+VS：28V

Supply voltage+VCC：12V

Input voltage，+V1：0V～5V

Enable input voltage（DIS）:0～5V

operating temperature：-55～+125℃

No

Character

Conditions

VS=28V±1.4V

VCC=12V±1V

RL=1KΩ

RSENSE A、RSENSE BGND

-55℃≤Tc≤125℃

HSA51

Symbol

min

Typical value

max

1

Static current

No signal, VCC=12V±1V

Inhibite terminating

-

18

mA

2

Turn-on voltage

IO=5A

-

2.4

V

3

Shut-off leakage current

output shutoff，Vs=70V no load

-

250

μA

4

Operating current

TC=25℃

FPWM=45KHZ TTL level

-

60

mA

5

Input threshold level

Increased input to A or B status changes

0.8

2.7

V

6

Inhibite  function

TC=25℃

INH add VINTH≥3.6V（inhibite voltage）

FPWM=45KHZ

A or B output shutoff

V

No

symbol

Designation

No

symbol

Designation

1

+VS

Power Supply

5

GND

Ground

2

BOUT

Output B

6

Input

TTL square wave input

3

+VCC

+12V Power

7

AOUT

Output A

4

Disable

Forbidden voltage

8

RSENSE

Inductor

Symbol

Data/mm

Min

Typical

Min

A

-

-

6.35

A1

-

-

2.70

Φb

0.90

-

1.10

ΦD

-

-

25.65

ΦD1

-

-

22.20

α

-

40°

-

X1

29.95

-

30.35

X

-

-

39.22

L

11.70

-

-

ΦP

3.80

-

4.20