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Data Sheet

Single Stage Primary Side Regulation PFC Controller For LED Driver AP1682

Dec. 2011 Rev. 1. 1 BCD Semiconductor Manufacturing Limited

Electrical Characteristics

=15V, T

=25°C, unless otherwise specified.

Parameter Symbol Conditions Min Typ Max Unit

UVLO Section

Start-up Threshold V

(ST)

18 19 20

Minimal Operating Voltage V

OPR

(Min) After turn on 7 8 9

VCC OVP Voltage V

CC_OVP

28 32 36

Standby Current Section

Start-up Current I

(ST)-0.5V,

Before start up

Maximum Operating

Current

(Max) V

=3V 1000 1300

µA

Drive Output Section

Output High Level Voltage V

GD-SOURCE

=20mA

=12V

10 V

Output Low Level Voltage V

GD-SINK

=20mA

=12V

1 V

Output Voltage Rise Time t

=1nF

100 140 190

Output Voltage Fall Time t

=1nF

30 60 90

Output Clamp Voltage V

O-CLAMP

GD-SOURCE

=5mA

=20V

12 13.5 15 V

UVLO Saturation Voltage V

UVLO

=0 to V

CC–ON

SINK

=10mA

1.1 V

VS Input Section

Maximum Ratio V

(Max) V

=3V 0.8 1 1.2 V

Minimum Ratio V

(Min) V

=0V, V

=3V 0.2 V

Current Sense Section

Minimum On Time t

(Min) 500 750 1000 ns

Short Circuit Protection

Voltage

SOCP

3 4 V

Feedback Input Section

FB Pin Input Leakage

Current

=4V 2 8

µA

Acceleration Start

Threshold

(ACC) 1.4 1.8 2.2 V

CV Threshold V

(CV) 3.2 4.2 5.2 V

Over Voltage Protection V

(OVP) 4.5 6 7.5 V

Over Temperature Protection Section

Shutdown Temperature 140

Temperature Hysteresis 20

1 2 3 4 5 6 7 8 9 10 11

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