ML4832CS Ver la hoja de datos (PDF) - Micro Linear Corporation

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componentes Descripción

Fabricante

ML4832CS

Electronic Dimming Ballast Controller

Micro Linear Corporation 

ELECTRICAL CHARACTERISTICS (Continued)

PARAMETER

CONDITIONS

PREHEAT AND INTERRUPT TIMER (RX = 680KW, CX = 4.7µF) CONTINUIED

Pin 10 Open Circuit Voltage

VCC < Start-up threshold

Pin 10 Maximum Voltage

Input Bias Current

VRX/CX = 1.2V

Preheat Lower Threshold

Preheat Upper Threshold

Interrupt Recovery Threshold

Start Period End Threshold

INTERRUPT INPUT

Interrupt Threshold

Input Bias Current

RSET Voltage

OVP COMPARATOR

OVP Threshold

Hysteresis

Propagation Delay

OUTPUTS

Output Voltage Low

IOUT = 20mA

Output Voltage High

IOUT = 200mA

IOUT = –20mA

Output Voltage Low in UVLO

IOUT = –200mA

IOUT = 10mA, VCC 8V

Output Rise/Fall Time

UNDER-VOLTAGE LOCKOUT AND BIAS CIRCUITS

CL = 1000pF

IC Shunt Voltage (VCCZ)

ICC = 15mA

Start-up Current

Operating Current

Start-up Threshold

VCC = Start-up threshold –0.2V

VCC = 12.5V, VIA+ = 0V,

VEA–/OVP = VLAMP FB = 2.3V,

IA OUT = open

RT = 16.2kW, RSET = 22.1kW

VCC = 12.5V, CL = 0

Shutdown Threshold

Shutdown Temperature (TJ)

Hysteresis (TJ)

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

ML4832

MIN

TYP

MAX UNITS

0.4

0.7

1.0

V

7.0

7.3

7.7

V

0.1

µA

1.05

1.22

1.36

V

4.4

4.77

5.15

V

1.05

1.22

1.36

V

6.05

6.6

7.35

V

7.15

7.4

7.65

V

0.1

µA

2.4

2.5

2.6

V

2.65

2.75

2.85

V

0.20

0.25

0.27

V

1.4

µs

0.1

0.2

V

1.0

2.0

V

VCC – 0.2 VCC – 0.1

V

VCC – 2.0 VCC – 1.0

V

0.2

V

20

ns

14.2

15.0

15.8

V

0.34

0.48

mA

5.5

8.0

mA

VCC – 1.2 VCCZ – 1.0 VCC – 0.8

V

VCC – 5.5 VCCZ – 5.0 VCC – 4.5

V

120

°C

30

°C

5

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