Preliminary datasheet, Electrical characteristics – Diodes AP3064 User Manual
Page 7
Preliminary Datasheet
Boost Type LED Driver with 4-Channel Current Source AP3064
Jul. 2012 Rev. 1. 5 BCD Semiconductor Manufacturing Limited
7
Electrical Characteristics
V
IN
=24V, V
EN
=5V, Typical T
A
=25°C, unless otherwise specified.
Parameter Symbol
Conditions Min Typ Max
Unit
INPUT SUPPLY
Input Voltage
V
IN
4.5
33
V
Quiescent Current
I
Q
No
Switching
3 5 mA
Shutdown Supply Current
I
SHTD
V
EN
=V
DD
=0V 0.1 3
µA
UVLO
V
UVLO
V
IN
Rising
3.6
3.8
4.0
V
UVLO Hysteresis
V
HYS
200
mV
VCC SECTION
VCC Voltage
V
CC
V
IN
≥5.5V
5
V
V
IN
＜5.5V,
Load=10mA
V
IN
-0.1 V
OUT Pin Rising Time (Note 3)
t
RISING
1nF
Load
30
50 ns
OUT Pin Falling Time (Note 3)
t
FALLING
1nF
Load
30
50
ns
Load Regulation (Note 3)
Load=0 to
30mA
5
mV/mA
Line Regulation (Note 3)
V
IN
=5.5 to
24V
0.3
mV/V
HIGH FREQUENCY OSCILLATOR
Switch Frequency
(Target: 10% Variation)
f
OSC
R
T
=100k
Ω
440 520 600
kHz
Switch Frequency
Range
0.1 1
MHz
Maximum Duty Cycle
D
MAX
f=500kHz
88
90
%
Minimum On-time (Note 3)
t
ON-TIME
f=500kHz
200
ns
ENABLE LOGIC AND DIMMING LOGIC
EN High Voltage
V
EN_H
2.4
V
EN Low Voltage
V
EN_L
0.5
V
PWM Logic for External Dimming
V
DIM_H
2.5
V
V
DIM_L
0.3
V
PWM Dimming Minimum Pulse
Width (Note 3)
t
PWM_MIN
3/f
OSC
µs