ML4812CQX Ver la hoja de datos (PDF) - Fairchild Semiconductor

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componentes Descripción

Fabricante

ML4812CQX

Power Factor Controller

Fairchild Semiconductor 

ML4812

PRODUCT SPECIFICATION

Electrical Characteristics (Continued)

Unless otherwise specified, VCC = 15V , RT = 14kΩ, CT = 1000pF, TA = Operating Temperature Range (Notes 1, 2).

Parameter

Conditions

Min. Typ.

OVP Comparator

Input Offset Voltage

Output Off

–25

Hysteresis

Output On

95

105

Input Bias Current

–0.3

Propagation Delay

150

PWM Comparator: ISENSE

Input Offset Voltage

Input Offset Current

Input Common Mode Range

–0.2

Input Bias Current

–2

Propagation Delay

150

ILIMIT Trip Point

Output

VGM OUT = 5.5V

4.8

5

Output Voltage Low

Output Voltage High

Output Voltage Low in UVLO

Output Rise/Fall Time

Shutdown

Under-Voltage Lockout

IOUT = –20mA

IOUT = –200mA

IOUT = 20mA

IOUT = 200mA

IOUT = –5mA, VCC = 8V

CL = 1000pF

VIH

VIL

IIL, VSHDN = 0V

IIH, VSHDN = 5V

0.1

1.6

13

13.5

12

13.4

0.1

50

2.0

Startup Threshold

15

16

Shutdown Threshold

9

10

VREF Good Threshold

4.4

Supply

Supply Current

Internal Shunt Zener Voltage

Start-Up, VCC = 14V, TJ = 25°C

Operating, TJ = 25°C

ICC = 30mA

0.8

20

25

30

Notes:

1. Limits are guaranteed by 100% testing, sampling, or correlation with worst-case test conditions.

2. VCC is raised above the Startup Threshold first to activate the IC, then returned to 15V.

Max. Units

+5

mV

115

mV

–3

µA

ns

±15

mV

±1

µA

5.5

V

–10

µA

ns

5.2

V

0.4

V

2.2

V

V

V

0.8

V

ns

V

0.8

V

–1.5

mA

10

µA

17

V

11

V

V

1.2

mA

25

mA

34

V

5

REV. 1.0.4 5/31/01

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