ABSOLUTE MAXIMUM RATINGS:

Supply Voltage

-0.3 to 10V

Maximum Voltage other pins

Power Dissipation

450mW

Operating Temperature

-40 to 85 °C

Storage Temperature

-55 to 150°C

SEMICO NDUC TORS

ZXSC310

ISSUE 3 - SEPTEMBER 2007

2

Symbol

Parameter

Conditions

Min

Typ

Max

Units

Efficiency

(1)

94

%

V

CC

Recommended supply

voltage range

0.8

8

V

V

CC(min)

Minimum startup and

operating voltage

I

I

T

(3)

0.8

0.9

0.92

V

I

Q

Quiescent current

(2)

V

V

0.2

510

mA

µA

I

VDRIVE

Base drive current

V

1.5

3.5

mA

I

CC

Supply current

(3)

V

2

4

mA

V

VDRIVE(high)

High level drive voltage

V

V

CC

-0.3

V

CC

V

V

VDRIVE(low)

Low level drive voltage

V

0

0.2

V

V

STDN(high)

Device enabled

0.7

V

V

STDN(low)

Device in standby mode

0.15

V

I

STDN

Enable input current

-1

1

µA

V

ISENSE

(threshold)

Output current reference

voltage

14

19

24

mV

T

CVISENSE

I

(2)

0.4

%/°C

I

ISENSE

I

V

0

-30

-65

µA

T

DRV

Discharge Pulse Width

1.2

1.7

3.2

µs

ELECTRICAL CHARACTERISTICS:

Symbol

Parameter

Conditions

Min

Typ

Max

Units

F

OSC

Recommended operating

frequency

(4)

200

kHz

OPERATING CONDITIONS

(1) Application dependent, see reference designs

(2) These parameters guaranteed by Design and characteristics

(4) Operating frequency is application circuit dependent. See applications section.