2

HV257

A122104

V

P

P

High voltage positive supply

125

300

V

D

D

Low voltage positive supply

6.0

7.5

V

N

N

Low voltage negative supply

-4.5

-6.5

I

P

P

V

P

P

supply current

0.8

mA

I

D

D

V

D

D

supply current

4.3

mA

I

N

N

V

N

N

supply current

-5.2

mA

T

J

Junction temperature range

-10

125

˚C

V

H

T

U

O

V

H

T

U

O

voltage swing

V

S

O

N

I

Input voltage offset

±50

mV

d.

e

r

r

e

f

e

r

t

u

p

n

I

R

S

V

H

T

U

O

slew rate rise

2.2

V/

µsad

o

L

o

N

V

H

T

U

O

slew rate fall

2.0

V/

µsad

o

L

o

N

BW

HV

T

U

O

-3dB channel bandwidth

4.0

KHz

A

O

Open loop gain

70

100

dB

A

V

Closed loop gain

68.4

72.0

75.6

V/V

R

B

F

V

H

Feedback resistance from

T

U

O

to ground

9.6

12

M

Ω

C

D

A

O

L

V

H

T

U

O

capacitive load

3000

pF

I

E

C

R

U

O

S

V

H

T

U

O

sourcing current limiting range

385

550

715

µA

R

E

C

R

U

O

S

K

5

2

=

Ω

I

K

N

I

S

V

H

T

U

O

sinking current limiting range

385

550

715

µA

R

K

N

I

S

K

5

2

=

Ω

R

E

C

R

U

O

S

External resistance range for setting current

source limit

25

250

K

Ω

R

K

N

I

S

External resistance range for setting current

sink limit

25

250

K

Ω

T

C

C

D

DC channel to channel crosstalk

-80

dB

R

R

S

P

V

Power supply rejection ratio for

P

P

V

,

D

D

V

d

n

a

,

N

N

-40

dB

V

V

V

0

V

0

Ordering Information

e

c

i

v

e

D

t

u

p

t

u

O

m

u

m

i

x

a

M

e

g

a

t

l

o

V

d

e

s

o

l

C

l

a

n

i

m

o

N

n

i

a

G

p

o

o

L

s

n

o

i

t

p

O

e

g

a

k

c

a

P

HV257

295V

72V/V

HV257FG

HV257X

100Lead MQFP

Die

Absolute Maximum Ratings*

310V

8.0V

8.0V

-7.0V

-7.0V

Logic input voltage

0V to 6.0V

Storage temperature range

-65°C to 150°C

Maximum junction temperature

150°C

*Absolute Maximum Ratings are those values beyond which damage to the device may occur.

Functional operation under these conditions is not implied. Continuous operation of the device

at the absolute rating level may affect device reliability. All voltages are referenced to device

ground.

Symbol

Parameters

Min

Typ

Max

Unit

Condition

High Voltage Amplifier

Operating Conditions