5

FN6487.1

August 23, 2007

Current Limit

VPWR = 17V, 48V

VADJ = 15V, VSW Disabled

-225

-380

-500

mA

Maximum External Bias

VPWR = 17V, 100V

VADJ = 0V, VSWADJ = 0V,

VSW Enabled

40

V

Load Capacitance Range

(Notes 5, 6)

0.1

µF

VADJ Bias Current

VPWR = 100V, VSW Disabled

VADJ = 0V, 40V

-75

-25

1

µA

OUTPUT VOLTAGE VSW

Load Capacitance Range

(Note 5)

0.47

1.0

1.5

µF

Compensation Capacitance

(Note 5)

180

220

260

pF

Overall Accuracy

VPWR = 48V

VADJ = 0V, VIO = 22V, 40V ext.

VSWADJ = 0.471V

-5

+5

%

VSWADJ = 1.000V

-3

+3

%

VSWADJ = 2.143V

-3

+3

%

Setpoint Range

VPWR = 48V, VADJ = 0V,

VIO = 40V ext.

VSWADJ = 0V

0

1.5

V

VSWADJ = 2.25V

15

V

Source Voltage Headroom, VIO - VSW

VPWR = 21V, VADJ = 0V,

VIO - VSW

VSW final = 0.95 x VSW initial

1.0

1.5

V

Source Voltage Headroom, VPWR - VSW

VIO = 17 V ext., VADJ = 0V,

VPWR - VSW

VSW final = 0.95 x VSW initial

5.5

V

Minimum Required Load

-500

µA

VSWADJ Discharge Device, VOL

VSW Disabled, VADJ = 15V

0.10

0.25

V

VSWADJ = 4V, VIO = 40V,

15.1

23

V

VSWADJ DC Gain

7V/V

Long Term Stability

VPWR = 48V, VSWADJ = 1.0V,

VIO = 40V ext.

0.3

%

Operational Current (source)

VPWR = 48V, VADJ = 0V

VIO = 17V ext., VSWADJ = 2.14V

-50

mA

Current Limit

VPWR = 100V, VADJ = 0V

VIO = 40V ext.

-80

-225

-300

mA

VSWADJ Bias Current

VPWR = 100V, VIO = 40V ext.

VSWADJ = 0V, 5V

-1.0

1.0

μA

OUTPUT VOLTAGE VCONT

Overall Accuracy

VPWR = 17V, 100V

VADJ = 0V, VIO = 10V, 40V ext.

4.925

5.000

5.075

V

Electrical Specifications

Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram” on page 2

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

ISL6720A