2
Date: 03/25/05
SP7653 Wide Input Voltage Range, 1.3MHz, Buck Regulator Copyright 2005 Sipex Corporation
ELECTRICAL SPECIFICATIONS
Unless otherwise specified: -40
°
C < T
AMB
< 85
°
C, -40
°
C< Tj< 125
°
C, 4.5V < V
CC
< 5.5V, 3V< Vin< 28V, Boost=LX
+ 5V,
LX = GND = 0Volts, UV
IN
= 3.0V, CV
CC
= 1
μ
F, C
COMP
= 0.1
μ
F, C
SS
= 50nF, Typical measured at V
CC
= 5V.
The
denotes the specifications which apply over the full temperature range, unless otherwise specified.
These are stress ratings only and functional operation of the device at
these ratings or any other above those indicated in the operation sections
of the specifications below is not implied. Exposure to absolute maximum
rating conditions for extended periods of time may affect reliability.
V
CC
.................................................................................................. 7V
V
IN...........................................................................................................................................
20V
I
LX...............................................................................................................................................
5A
Boost ............................................................................................. 27V
Boost-SWN ....................................................................... -0.3V to 7V
SWN................................................................................... -1V to 20V
GH....................................................................... -0.3V to Boost+0.3V
GH-SWN ......................................................................................... 7V
All other pins .......................................................... -0.3V to V
CC
+0.3V
Storage Temperature .................................................. -65
°
C to 150
°
C
Power Dissipation ...................................... Internally Limited via OTP
ESD Rating .......................................................................... 2kV HBM
Thermal Resistance
JC....................................................................................
5
°
C/W
ABSOLUTE MAXIMUM RATINGS
R
E
T
E
M
A
R
A
P
.
N
I
M
.
P
Y
T
.
X
A
M
S
T
N
U
S
N
O
I
D
N
O
C
T
N
E
R
R
U
C
T
N
E
C
S
E
I
U
Q
V
C
C
)
n
c
w
s
o
N
(
t
e
C
y
p
u
S
5
3
A
m
V
B
F
V
9
=
V
C
C
)
n
c
w
s
t
e
C
y
p
u
S
8
A
m
)
n
c
w
s
o
N
(
t
e
C
y
p
u
S
T
S
B
2
4
A
m
V
B
F
V
9
=
)
n
c
w
s
t
e
C
y
p
u
S
T
S
B
0
A
m
O
L
V
U
:
N
O
I
C
E
T
O
R
P
V
C
C
d
h
s
e
T
t
S
O
L
V
U
0
0
5
2
5
V
V
C
C
s
e
y
H
O
L
V
U
0
0
1
0
0
2
0
0
3
V
m
d
h
s
e
T
t
S
N
I
V
U
3
5
5
6
V
s
e
y
H
N
I
V
U
0
0
2
0
0
3
0
0
4
V
m
t
e
C
t
p
n
N
I
V
U
1
A
μ
V
0
=
N
I
V
U
E
C
N
E
R
E
F
E
R
R
E
I
P
M
A
R
O
R
R
E
e
c
n
e
R
r
m
A
r
E
2
9
7
0
0
8
8
0
8
V
e
s
a
e
M
C
o
5
2
,
o
C
V
5
=
n
G
V
;
X
2
V
B
F
C
C
=
T
,
e
c
n
e
R
m
e
T
r
m
a
e
n
A
r
E
v
O
e
p
d
n
r
8
8
7
0
0
8
2
1
8
V
e
c
n
a
u
d
n
o
c
s
n
a
T
r
m
A
r
E
6
V
/
A
m
n
G
r
m
A
r
E
0
6
B
d
d
a
o
L
o
N
t
e
C
k
n
P
M
O
C
0
5
1
A
μ
V
B
F
V
9
=
P
M
O
C
,
V
9
=
t
e
C
e
c
o
S
P
M
O
C
0
5
1
A
μ
V
B
F
V
2
=
P
M
O
C
,
V
7
=
V
B
F
t
e
C
s
a
t
p
n
0
5
0
0
2
A
n
V
B
F
V
8
=
e
P
l
n
4
z
H
M
p
m
a
C
P
M
O
C
5
V
V
B
F
C
o
5
2
=
A
T
,
V
7
=
t
e
o
C
.
m
e
T
p
m
a
C
P
M
O
C
2
C
o
V
m