ML4836CS datasheet(4/15 Pages) MICRO-LINEAR

4 / 15 page

ML4836

ELECTRICAL CHARACTERISTICS (Continued)

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

REFERENCE BUFFER (Continued)

Short Circuit Current

RSET Voltage

2.4

2.5

2.6

PREHEAT AND INTERRUPT TIMER (RX = 346kW, CX = 10µF)

RX/CX Charging Current

–48

–52

–56

µA

RX/CX Open Circuit Voltage

0.4

0.7

1.0

RX/CX Maximum Voltage

7.0

7.3

7.8

Preheat Lower Threshold

1.6

1.75

1.9

Preheat Upper Threshold

4.4

4.65

4.9

Start Period End Threshold

6.2

6.6

6.9

Interrupt Disable Threshold

1.1

1.25

1.4

Hysteresis

0.16

0.26

0.36

Input Bias Current

1µA

POWER SHUTDOWN

Power Shutdown Voltage

0.9

1.0

1.1

OUTPUTS (OUT A, OUT B, PFC OUT)

Output Voltage Low

IOUT = 20mA

0.1

0.2

IOUT = 200mA

1.0

2.0

Output Voltage High

IOUT = 20mA

VCC – 0.2 VCC – 0.1

Output Voltage High

IOUT = 200mA

VCC – 2.0 VCC – 1.0

Output Voltage Low in UVLO

IOUT = 20mA, VCC < VCC START

0.2

Output Rise and Fall Time

CL = 1000pF

UNDER VOLTAGE LOCKOUT AND BIAS CIRCUITS

IC Shunt Voltage (VCCZ)

ICC = 15mA

14.0

14.8

15.5

Start-up Threshold (VCC START)

VCCz – 1.5 VCCz – 1.0 VCCz– 0.5

Hysteresis

3.0

3.7

4.4

Start-up Current

VCC START – 0.2V

350

550

µA

Interrupt Current

(VCCz – 0.5V), INTERRUPT = 0V

500

750

µA

Operating Current

(VCCz – 0.5V)

4.0

8.0

Shutdown Temperature

140

ºC

Hysteresis

ºC

Note 1:

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

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