Data sheet, Electrical characteristics – Diodes AP3012 User Manual
Page 6
1.5MHz STEP-UP DC-DC CONVERTER AP3012
6
May 2010 Rev. 1. 6
BCD Semiconductor Manufacturing Limited
Data Sheet
(V
IN
=3V, V
SHDN
=3V
, T
A
=25
o
C, unless otherwise specified.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Minimum Operating Volt-
age
2.6
V
Maximum Operating Volt-
age
16
V
Feedback Voltage
V
FB
V
IN
=5V, V
OUT
=24V, I
OUT
=30mA
1.17
1.25
1.33
V
FB Pin Bias Current
V
FB
=1.25V
10
45
100
nA
Supply Current
I
CC
V
SHDN
=V
FB
=V
IN
, No switching
2.5
3.5
mA
Supply Current
I
Q
V
SHDN
=0V, V
FB
=0V
0.1
1.0
µA
Switching Frequency
f
1.1
1.5
1.9
MHz
Maximum Duty Cycle
D
MAX
85
90
%
Switching Current Limit
Duty Cycle=80%
500
mA
Switch VCESAT
V
CESAT
I
SW
=250mA
300
mV
Switch Leakage Current
V
SW
=5V
0.01
5
µA
SHDN Voltage High (ON)
V
TH
1.5
V
SHDN Voltage Low (OFF)
V
TL
0.4
SHDN Pin Bias Current
55
µA
OVP Voltage Threshold
V
OVP
29
V
Soft-Start Time
550
µS
Thermal Resistance
(Junction to Case)
θ
JC
69.57
o
C/W
Electrical Characteristics