Diodes AP3039 - Manual (Page 7)

BOOST CONTROLLER AP3039
Data Sheet
7
BCD Semiconductor Manufacturing Limited Jun. 2010 Rev. 1. 6
Parameter Symbol Conditions Min Typ Max Unit
Input Voltage V
IN
V
CC
=V
IN
5 6
V
V
CC
bypassed to GND
through a 0.47 µF capacitor
6 27
Feedback Voltage V
FB
490 500 510 mV
FB Pin Bias Current I
FB
35 100 nA
Quiescent Current I
Q
No switching 3 5 mA
Shutdown Quiescent Current I
SHDN
V
EN
=0V 1 2 µA
VCC Voltage V
CC
9V ≤V
IN
≤27V 5.5 6 6.5
V
6V ≤V
IN
<9V 5
VCC Current Limit I
CC-LIM
50 mA
Drop Voltage Across Bypass Switch V
IN
-V
CC
I
CC
=0mA, f
OSC
≤200kHz,
6V ≤V
IN
<8.5V
300 mV
Bypass Switch Turn-off Threshold V
BYP-HI
V
IN
increasing 8.7 V
Bypass Switch Threshold Hysteresis V
BYP-HYS
V
IN
decreasing 260 mV
VCC Pin UVLO Rising Threshold V
CC-HI
4.7 V
VCC Pin UVLO Falling Hysteresis V
CC-HYS
300 mV
Oscillator Frequency f
OSC
Adjustable, R
T
=51k Ω
to 470k Ω
150 1000 kHz
UVLO Threshold V
UVLO
1.22 1.25 1.28 V
UVLO Hysteresis Current Source I
HYS
22 µA
Current Limit Threshold Voltage V
CS
90 110 130 mV
RT Voltage V
RT
1.20 1.25 1.30 V
Error Amplifier Transconductance G
S
470 µA/V
EN Pin Threshold Voltage
V
EH
2.0
V
V
EL
0.5
SHDN Pin Threshold Voltage
V
IH
2.0
V
V
IL
0.5
Electrical Characteristics
(V
IN
=12V, V
EN
=V
IN
, T
A
=25 o C, unless otherwise specified.)