L6599 datasheet(9/36 Pages) STMICROELECTRONICS

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L6599

Electrical characteristics

9/36

Symbol

Parameter

Test condition

Min

Typ

Max

Unit

Line sensing

Vth

Threshold voltage

Voltage rising or falling

(1)

1.2

1.25

1.3

IHyst

Current hysteresis

VCC > 5V, VLINE = 0.3V

µA

Vclamp

Clamp level

ILINE = 1mA

DIS function

IDIS

Input bias current

VDIS = 0 to Vth

-1

µA

Vth

Disable threshold

Voltage rising (1)

1.77

1.85

1.93

Oscillator

Output duty cycle

Both HVG and LVG

fosc

Oscillation frequency

58.2

61.8

kHz

RRFmin= 2.7 kΩ

240

250

260

Maximum

recommended

500

kHz

Dead-time

Between HVG and LVG

0.2

0.3

0.4

µs

VCFp

Peak value

3.9

VCFv

Valley value

0.9

VREF

Voltage reference at

pin 4

(1)

1.92

2.08

Current mirroring ratio

A/A

RFMIN

Timing resistor range

100

Ω

PFC_STOP function

Ileak

High level leakage

current

VPFC_STOP = VCC,

VDIS = 0V

µA

Low saturation level

IPFC_STOP =1mA,

VDIS = 2V

0.2

Soft-start function

Ileak

Open-state current

V(Css) = 2V

0.5

µA

Discharge resistance

VISEN > VISENx

120

Ω

Standby function

IDIS

Input Bias Current

VDIS = 0 to Vth

-1

µA

Vth

Disable threshold

Voltage falling (1)

1.2

1.25

1.3

Hys

Hysteresis

Voltage rising

Table 4.

Electrical characteristics

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