ML4824CP1 查看數據表（PDF） - Fairchild Semiconductor

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ML4824CP1

Power Factor Correction and PWM Controller Combo

Fairchild Semiconductor 

ML4824

PRODUCT SPECIFICATION

Electrical Characteristics (continued)

Unless otherwise specified, ICC = 25mA, RT = 52.3kΩ, CT = 470pF, TA = Operating Temperature Range (Note 1)

Symbol

Parameter

Input Bias Current

Output High Voltage

Output Low Voltage

Source Current

Sink Current

Open Loop Gain

Power Supply Rejection Ratio

OVP Comparator

Threshold Voltage

Hysteresis

PFC ILIMIT Comparator

Threshold Voltage

∆(PFC ILIMIT VTH - Gain

Modulator Output)

Delay to Output

DC ILIMIT Comparator

Threshold Voltage

Input Bias Current

Delay to Output

VIN OK Comparator

Threshold Voltage

Hysteresis

Gain Modulator

Gain (Note 3)

Bandwidth

Output Voltage

Oscillator

Initial Accuracy

Voltage Stability

Temperature Stability

Total Variation

Ramp Valley to Peak Voltage

Dead Time

CT Discharge Current

Reference

Output Voltage

Conditions

∆VIN = ±0.5V, VOUT = 6V

∆VIN = ±0.5V, VOUT = 1.5V

VCCZ - 3V < VCC < VCCZ - 0.5V

Min. Typ. Max. Units

–0.5 –1.0 µA

6.0 6.7

V

0.6 1.0 V

–40 –90

µA

40 90

µA

60 75

dB

60 75

dB

2.6 2.7 2.8 V

80 115 150 mV

–0.8 –1.0 –1.15 V

100 190

mV

150 300 ns

0.97 1.02 1.07 V

±0.3 ±1 µA

150 300 ns

2.4 2.5 2.6 V

0.8 1.0 1.2 V

IAC = 100µA, VRMS = VFB = 0V

IAC = 50µA, VRMS = 1.2V, VFB = 0V

IAC = 50µA, VRMS = 1.8V, VFB = 0V

IAC = 100µA, VRMS = 3.3V, VFB = 0V

IAC = 100µA

IAC = 250µA, VRMS = 1.15V,

VFB = 0V

0.36

1.20

0.55

0.14

0.74

0.55

1.80

0.80

0.20

10

0.82

0.66

2.24

1.01

0.26

0.90

MHz

V

TA = 25°C

VCCZ - 3V < VCC < VCCZ - 0.5V

Line, Temp

PFC Only

VRAMP 2 = 0V, VRAMP 1 = 2.5V

71 76 81 kHz

1

%

2

%

68

84 kHz

2.5

V

270 370 470 ns

4.5 7.5 9.5 mA

TA = 25˚C, I(VREF) = 1mA

7.4 7.5 7.6 V

4

REV. 1.0.6 11/7/03

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