Diodes AP3606/AP3607 - Manual (Page 5)

Data Sheet
4/6 CHANNEL CHARGE PUMP CURRENT SINK FOR LED DRIVER AP3606/AP3607
Jan. 2013 Rev. 1. 5 BCD Semiconductor Manufacturing Limited
5
Recommended Operating Conditions
Parameter Symbol Min Max Unit
Input Voltage V
IN
2.7 5.5 V
Operating Ambient Temperature T
A
-40 85 ºC
Electrical Characteristics
V
IN
=3.6V, V
EN
=V
IN
, T
A
=25ºC, C
IN
=C1=C2=C
OUT
=1 μF, V
F
(forward voltage)=3.2V, unless otherwise noted.
Parameter Symbol Conditions Min Typ Max Unit
Input Section
Input Voltage V
IN
I
D
=0mA to 80mA 2.7 5.5 V
Under Voltage Lockout Threshold V
IN
Falling 2.2 V
Under Voltage Lockout Hysteresis 250 mV
Supply Current I
CC
No Load 1.7 3 mA
Shutdown Supply Current I
SHDN
V
EN
=GND 3 10 μA
Charge Pump Section
Switch Frequency f
OSC
V
IN
=3.0V, 1.5x Mode 0.7 1 1.3 MHz
1x Mode to 1.5x Mode Transition
Voltage (V
IN
Falling)
V
1.5X
AP3606
V
D
=3.2V,
I
D1
=I
D2
=I
D3
=I
D4
=20mA
3.5 3.6 V
AP3607
V
D
=3.2V,
I
D1
=I
D2
=I
D3
=I
D4
=
I
D5
=I
D6
=20mA
1.5x Mode to 1x Mode Transition
Voltage (V
IN
Rising)
V
1X
AP3606
V
D
=3.2V,
I
D1
=I
D2
=I
D3
=I
D4
=20mA
3.7 3.8 V
AP3607
V
D
=3.2V,
I
D1
=I
D2
=I
D3
=I
D4
=
I
D5
=I
D6
=20mA
Current Source Section
WLED Current I
D
100% Setting,
3.0V≤V
IN
≤5.0V
T
A
=-40ºC to 85ºC
18.5 20 21.5 mA