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AP3003S-3.3TRE1

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16
150kHz 3A BUCK DC-DC CONVERTER AP3003
Data Sheet
7
Aug. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Parameter Symbol Conditions Min Typ Max Unit
Feedback Bias Current
I
FB
Adjustable Version Only,
V
FB
=1.3V
10 50
100
nA
Oscillator Frequency f
(Note 3) 127
110
150 173
173
kHz
Saturation Voltage
V
SAT
I
LOAD
=3A ( No output devices,
V
FB
=0V)
1.2 1.5
1.6
V
Maximum Duty Cycle D
MAX
V
FB
=0V 100 %
Minimum Duty Cycle
D
MIN
V
FB
=1.3V 0
%
Current Limit
I
CL
Peak Current , No output
devices, V
FB
=0V
3.6
3.4
4.5 6.9
7.5
A
Output Leakage Current
I
SWL
Output=0V, No output devices,
V
FB
=1.3V, V
IN
=32V
50 µA
Output=-1V, No output devices,
V
FB
=1.3V, V
IN
=32V
2 30 mA
Quiescent Current I
Q
V
FB
=1.3V 5 10 mA
Standby Quiescent Current
I
STBY
ON/OFF Pin=5V, V
IN
=18V
80
200
250
µA
ON
/OFF Pin Logic Input
Threshold Voltage
V
IL
Regulator ON 0.6
V
V
IH
Regulator OFF 2.0
ON
/OFF Pin Input Current
I
H
V
PIN5
=2.5V (Regulator OFF) 5 15
µA
I
L
V
PIN5
=0.5V (Regulator ON) 0.02 5
µA
For All Output Voltage Versions
Unless otherwise specified , V
IN
=12V for 3.3V, 5V and adjustable version, V
IN
=24V for 12V version,
I
LOAD
=500mA, T
J
=25
o
C. Specifications with boldface type apply over Full Operating Junction Temperature
Range.
Electrical Characteristics (Continued)
Note 3: The switching frequency is reduced when the second stage current limit is activated.
Note 4: The specifications with boldface are GBD (Guaranteed By Design ).
150kHz 3A BUCK DC-DC CONVERTER AP3003
Data Sheet
8
Aug. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Figure 6. Efficiency vs. Output Current
Figure 7. Efficiency vs. Output Current
Typical Performance Characteristics
Figure 4.
Efficiency vs. Output Current
Figure 5. Efficiency vs. Output Current
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
efficiency (%)
Output Current (A)
ADJ Version (V
OUT
Regulated to 2.5V)
V
IN
=10V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
5.0V Version
V
IN
=12V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
3.3V Version
V
IN
=12V, T
J
=25
O
C
0.00.51.01.52.02.53.03.5
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
Efficiency (%)
Output Current (A)
12V Version
V
IN
=24V,T
J
=25
o
C
150kHz 3A BUCK DC-DC CONVERTER AP3003
Data Sheet
9
Aug. 2008 Rev. 1. 2 BCD Semiconductor Manufacturing Limited
Typical Performance Characteristics (Continued)
Figure 10. Load Regulation
Figure 8.
Efficiency vs. Input Voltage
Figure 9. Line Regulation
0 4 8 12162024283236
60.0
62.5
65.0
67.5
70.0
72.5
75.0
77.5
80.0
82.5
85.0
87.5
90.0
92.5
I
OUT
=3A, T
J
=25
O
C
3.3V Version
5.0V Version
12V Version
ADJ Version (V
OUT
=2.5V)
Efficiency (%)
Input Voltage (V)
Figure 11. Switch Saturation Voltage vs. Switch Current
0 4 8 12 16 20 24 28 32 36
-0.20
-0.16
-0.12
-0.08
-0.04
0.00
0.04
0.08
0.12
0.16
0.20
Output Voltage Change (%)
Input Voltage (V)
V
OUT
=5.0V
I
LOAD
=0.1A
T
J
=25
O
C
0.00.51.01.52.02.53.03.5
4.95
4.96
4.97
4.98
4.99
5.00
5.01
5.02
5.03
5.04
5.05
Output Voltage (V)
Output Current (A)
V
IN
=12V, V
OUT
=5.0V
T
J
=25
O
C
0.00.51.01.52.02.53.03.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
Switch Saturation Voltage (V)
Switch Current (A)
V
IN
=12V, T
J
=25
O
C
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P16

AP3003S-3.3TRE1

Mfr. #:
Buy AP3003S-3.3TRE1
Manufacturer:
Description:
Voltage Regulators - Switching Regulators 150kHz 3A Buck DC/DC 3.3V 5V 12V Fixed 3A
Lifecycle:
New from this manufacturer.
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