SSL4120 datasheet(39/48 Pages) NXP

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SSL4120

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Product data sheet

Rev. 2 — 1 November 2012

39 of 48

NXP Semiconductors

SSL4120

Resonant power supply controller IC with PFC for LED lighting

Vfmin(SNSFB)

minimum frequency voltage on pin

SNSFB

6.1

6.4

6.9

Ifmin(SNSFB)

minimum frequency current on pin

SNSFB

VSSHBC/EN > Vfmin(SSHBC)

0.86 0.66 0.46 mA

Vfmax(SNSFB)

maximum frequency voltage on pin

SNSFB

VSSHBC/EN > Vfmin(SSHBC)

3.9

4.1

4.3

Ifmax(SNSFB)

maximum frequency current on pin

SNSFB

VSSHBC/EN > Vfmin(SSHBC)

2.2

Vclamp(SNSFB)

clamp voltage on pin SNSFB

maximum frequency;

ISNSFB = 4mA

-3.2

Iclamp(SNSFB)

clamp current on pin SNSFB

maximum frequency;

VSNSFB =0V

7.3

HBC soft-start (SSHBC/EN pin)

Vfmax(SSHBC)

maximum frequency voltage on pin

SSHBC

-3.2

Vfmin(SSHBC)

minimum frequency voltage on pin

SSHBC

VSNSFB > Vfmin(SNSFB)

7.5

7.9

8.3

Vclamp(SSHBC)

clamp voltage on pin SSHBC

8.4

Vss(hf-lf)(SSHBC)

high-low frequency soft-start

voltage on pin SSHBC

[2] -5.6

Iss(hf)(SSHBC)

high frequency soft-start current on

pin SSHBC

VSSHBC < Vss(lf-hf)(SSHBC)

charge current

160

A

discharge current

160

A

Iss(lf)(SSHBC)

low frequency soft-start current on

pin SSHBC

VSSHBC > Vss(lf-hf)(SSHBC)

charge current

40

A

discharge current

A

Icmr(hf)(SSHBC)

high frequency CMR current on pin

SSHBC

VSSHBC < Vss(lf-hf)(SSHBC)

discharge only

1800

A

Icmr(lf)(SSHBC)

low frequency CMR current on pin

SSHBC

VSSHBC > Vss(lf-hf)(SSHBC)

discharge only

440

A

HBC high frequency sensing, HFP - HBC (RFMAX pin)

Vhfp(RFMAX)

High-frequency protection voltage

on pin RFMAX

[2] 1.7

1.83

HBC overcurrent sensing, OCR/OCP - HBC (SNSCURHBC pin)

Vocr(HBC)

HBC overcurrent regulation voltage

positive level;

HS on + HS-LS non-overlap

time

0.45

0.5

0.55

negative level;

LS on + LS-HS non-overlap

time

0.55 0.5

0.45 V

Table 7.

Characteristics …continued

Tamb =25 C; VSUPIC =20V; VSUPHV > 40 V; all voltages are measured with respect to SGND; currents are positive when

flowing into the IC; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

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