4

HV9150

Supertex inc.

www.supertex.com

Doc.# DSFP-HV9150

NR120213

Sym

Description

Min

Typ

Max

Unit Conditions

f

GATE

Oscillator frequency

-

½ f

OSC

-

kHz

---

Charge Pump Converter

V

DD

Charge pump output voltage

5.0

3V

12.6

V

2.7V ≤ V

C

C

C

f

OSC

Oscillator frequency

Accuracy

170

195

220

kHz

R

Range

40

-

400

Over R

Δf

Oscillator frequency tolerance

-

15

-

%

50kHz ≤ f

DC

Duty cycle

Accuracy

86

87.5

89

%

R

Range

-

0

-

%

0< V

-

50

-

%

0.22V

-

62.5

-

%

0.42V

-

75

-

%

0.62V

-

87.5

-

%

0.82V

V

CONTROL

Duty cycle adjustment

0

-

V

LL

V

See table

R

FREQ

Frequency adjustment resistor

120k

-

1.2M

Ω

---

R

CP

Maximum charge

pump output resistance

Pull up

-

-

20

Ω

V

Pull down

-

-

20

V

RIPPLE

Output ripple at V

DD

-

-

100

mV

2.7V ≤ V

f

C

C

C

C

BW = 20MHz

Delay Timer

T

DELAY

Shutdown delay timer

-

240

-

ms

C

AC Electrical Characteristics

(Over recommended operating supply voltages and temperatures unless otherwise noted)