FAN7585 Ver la hoja de datos (PDF) - Fairchild Semiconductor

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componentes Descripción

Fabricante

FAN7585

Intelligent Voltage Mode PWM IC

Fairchild Semiconductor 

FAN7585

Electrical Characteristics

(Vcc=20V, Ta=25°C, unless otherwise specified)

Parameter

REFERENCE SECTION

Reference Output Voltage

Line Regulation

Load Regulation

Temperature Coefficient of Vref (1)

Short Circuit Output Current

OSCILLATOR SECTION

Oscillation Frequency

Frequency Change with Temperature (1)

DEAD TIME CONTROL SECTION

Input Bias Current

Maximum Duty Voltage

Symbol

Vref

∆Vref.LINE

∆Vref.LOAD

∆Vref/∆T

ISC

fosc

fosc/T

IB(DT)

DCMAX

Input Threshold Voltage

VTH(DT)

ERROR AMP SECTION

Inverting Reference Voltage

Input Bias Current

Open-Loop Voltage Gain (1)

Unit-Gain Bandwidth (1)

Output Sink Current

Output Source Current

PWM COMPARATOR SECTION

Input Threshold Voltage

OUTPUT SECTION

Output Saturation Voltage

Collector Off-State Current

Rising Time(1)

Falling Time(1)

Vref(EA)

IB(EA)

GVO

BW

ISINK

ISOURCE

VTH(PWM)

VCE(SAT)

IC(off)

TR

TF

Condition

Iref=1mA

15V ≤ VCC ≤ 30V

1mA ≤ Iref ≤ 10mA

-25°C ≤ Ta ≤ 85°C

Vref = 0

CT=0.01uF, RT=12k

CT=0.01uF, RT=12k

-

Pin21 (DTC)=0V

Zero Duty Cycle

Max. Duty Cycle

-

VCOMP=2.5V

0.5V ≤ VCOMP ≤ 3.5V

-

VCOMP = 0.7V

VCOMP = 3.5V

Zero Duty Cycle

IC = 200mA

VCC=VC=30V, VE=0V

-

-

Min. Typ. Max. Unit

4.9 5 5.1 V

- 2.0 25 mV

- 1.0 15 mV

- 0.01 - %/°C

15 35 75 mA

- 9.4 - kHz

-

2

-

%

- -2.0 -10 uA

45 48 50 %

- 3.0 3.3

V

0

-

-

1.20 1.25 1.30 V

- -0.1 -1.0 uA

70 95 - dB

- 650 - kHz

0.3 0.9 - mA

-2.0 -4.0 - mA

-

4 4.5 V

- 1.1 1.3 V

-

2 100 uA

- 100 200 ns

- 50 200 ns

6

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