HV9605CX datasheet(2/5 Pages) SUTEX

Part #	HV9605CX

Description	High Voltage Current Mode PWM Controller

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Manufacturer	SUTEX [Supertex, Inc]

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2

Supply

V

DD

Operating range

4.7

8.0

V

I

DD

Supply current

0.9

1.3

mA

OUT open,

f

OUT = 20KHz to 150KHz,

VDD = 5V

Pre-Regulator/Start-Up

+V

IN

Regulator input voltage

15

250

V

+IIN

Input leakage current

6.0

µA+V

IN=20V, Start=0V, Stop=0V

+I

IN

Input leakage current

15

µA+V

IN = 50V, VDD = 4.7V

+I

IN

Input leakage current

70

µA+V

IN = 250V, VDD = 4.7V

+ISTART

Pre-regulator start-up current

5.0

mA

+VIN = 15V,

Start & Stop 10M

Ω to + V

IN

VDD

Regulator output voltage

4.4

4.5

4.6

V

UVLO

Under voltage lockout threshold

4.1

4.2

4.4

V

DD rising

HYST

Under voltage hysteresis

0.1

0.3

0.4

V

Electrical Characteristics

Symbol

Parameters

Min

Typ

Max

Unit

Conditions

Start/Stop Control

V

START

Start threshold

6.72

7.30

7.88

V

I

START

Start input current

0.05

µA+V

IN = 18V

ISTOP

Stop input current

0.05

µA+V

IN = 18V

V

CLAMP

Zener clamp voltage on STOP Pin

15

V

MOSFET Driver Output

V

OUT(HIGH)

Output high voltage

4.85

4.90

V

I

OUT = 10mA, VDD = 5.00V

VOUT(LOW)

Output low voltage

0.05

0.15

V

IOUT = -10mA

t

R

Rise time

30

50

nsec

C

L = 250pF

t

F

Fall time

20

50

nsec

C

L = 250pF

Oscillator

150

KHz

R

T = 91KΩ

fOUT

Output converter frequency

45

50

55

KHz

RT = 357KΩ

31.5

35

38.5

KHz

R

T = 536KΩ

18

20

22

KHz

R

T = 1.0MΩ

TC

Temperature coefficient

100

300

PPM/

°Cf

OUT = 50KHz

∆f/f

Voltage stability

1

3

%

fOUT = 50KHz, 4.5V< VDD<5.5V

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