Preliminary Datasheet
BOOST CONTROLLER
AP3039
Electrical Characteristics
o
(V =12V, V =V , T =25 C, unless otherwise specified.)
IN
EN
IN
A
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Input Voltage
VIN
6
27
V
VFB
Feedback Voltage
470
500
530
mV
FB Pin Bias Current
Supply Current
IFB
ICC
IQ
35
3
100
5
nA
mA
μA
Not Switching
Shutdown Supply Current
VCC Voltage
VEN=0V
1
2
9V≤VIN≤27V
6V≤VIN<9V
5.5
5
6
6.5
VCC
V
VCC Current Limit
ICC-LIM
50
mA
mV
ICC=0mA, fOSC≤400kHz,
6V≤VIN <8.5V
VIN-VCC
Drop Voltage Across Bypass Switch
300
VBYP-HI VIN increasing
VBYP-HYS VIN decreasing
VCC-HI
Bypass Switch Turn-off Threshold
Bypass Switch Threshold Hysteresis
VCC Pin UVLO Rising Threshold
VCC Pin UVLO Falling Hysteresis
8.7
260
4.7
V
mV
V
VCC-HYS
300
mV
Adjustable, RT=51kΩ
to 150kΩ
fOSC
Oscillator Frequency
400
1000
1.28
kHz
UVLO Threshold
VUVLO
IHYS
VCS
VRT
GS
1.22
1.25
22
V
μA
UVLO Hysteresis Current Source
Current Limit Threshold Voltage
RT Voltage
90
110
1.25
470
130
mV
V
1.20
1.30
Error Amplifier Transconductance
μA/V
VEH
VEL
VIH
2.0
2.0
EN Pin Threshold Voltage
V
V
0.5
0.5
SHDN Pin Threshold Voltage
VIL
May 2008 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
6
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
