Ap6507, New prod uc t typical performance graphs – Diodes AP6507 User Manual
Page 5
AP6507
500 kHz 18V 3A SYNCHRONOUS DC/DC BUCK CONVERTER
AP6507
Document number: DS33435 Rev. 3 - 2
5 of 13
October 2011
© Diodes Incorporated
NEW PROD
UC
T
Typical Performance Graphs
(V
IN
= 12V, V
OUT
= 1.2V, T
A
= +25°C, unless otherwise noted
1
1.05
1.1
1.15
1.2
1.25
1.3
0
5
10
15
20
INPUT VOLTAGE (V)
Quiescent Supply Current vs. Input Voltage
Q
U
IESCE
N
T S
U
P
P
L
Y
CU
RRENT
(
m
A)
0
5
10
15
25
INPUT VOLTAGE (V)
Shutdown Supply Current vs. Input Voltage
SHU
T
D
O
W
N
SU
PPL
Y
C
U
R
R
ENT (
µ
A)
0
2
4
6
8
10
12
14
16
18
20
20
5.02
5.025
5.03
5.035
5.04
5.045
5.05
0
5
10
15
20
INPUT VOLTAGE (V)
V
Regulator Line Regulation
CC
V (
V
)
CC
-10
-20
0
20
10
30
50
40
60
80
70
90
TEMPERATURE (°C)
Current Limit vs. Temperature
7
6.6
6
5
6.8
6.2
6.4
5.6
5.8
5.2
5.4
C
U
R
R
EN
T
LI
MI
T
(A
)
V = 12V
V
= 1.2V
IN
OUT
-40
1.22
1.2205
1.221
1.2215
1.222
1.2225
1.223
1.2235
1.224
1.2245
1.225
0
5
10
15
20
25
INPUT VOLTAGE (V)
Line Regulation vs. Output Current
O
UT
P
UT
V
O
LT
A
G
E (
V
)
1
1.5
0
0.5
2.5
3
2
OUTPUT CURRENT (A)
Load Regulation vs. Output Current
V = 5V
IN
V = 12V
IN
1.208
1.21
1.204
1.206
1.2
1.202
1.196
1.198
1.192
1.194
O
U
T
P
U
T
V
O
L
T
A
G
E
(V
)