FAN53180

PRODUCT SPECIFICATION

4

REV. 1.0.0 6/10/03

°C to +85°C and FBRTN = GND, unless otherwise noted.)

The

• denotes specifications which apply over the full operating temperature range.

Notes:

1. All limits at operating temperature extremes are guaranteed by design, characterization and statistical quality control.

2. Guaranteed by design – NOT tested in production.

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Units

Error Amplifier

Output Voltage Range

•

0.5

3.5

V

Accuracy

Relative to Nominal DAC Output,

Referenced to FBRTN, CSSUM =

CSCOMP, Figure 3

• -14.5

+14.5

mV

Line Regulation

VCC = 10V to 14V

•

0.05

%

Input Bias Current

•

13

15

17

µA

FBRTN Current

•

90

120

µA

Output Current

500

µA

Gain Bandwidth Product

20

MHz

Slew Rate

50

V/

µs

VID Inputs

Input Low Voltage

•

0.4

V

Input High Voltage

•

0.8

V

Input Current, VID Low

VID(X) = 0V

•

-30

-20

µA

Input Current, VID High

VID(X) = 1.25V

•

15

25

µA

Pull-up Resistance

60

k

Ω

Internal Pull-up Voltage

• 0.825 1.00

V

VID Transition Delay

VID Code Change to FB Change

•

400

ns

“No CPU” Detection

VID Code Change to 11111 to PWM

going low

•

400

ns

Oscillator

•

250

4000

kHz

Frequency Variation

Ω, 4-Phase

Ω, 4-Phase

Ω, 4-Phase

•

155

200

400

600

245

kHz

kHz

kHz

Output Voltage

Ω to GND

•

1.9

2.0

2.1

V

RAMPADJ-FB

•

-50

+50

mV

RAMPADJ Input Current

Range

0

100

µA