1
SDF00034AEB
ICs for Information
Publication data: November 2002
AN32502A
Power Management IC for Intel PXA250 Application Processor
Overview
This IC is a power management IC developed for Intel PXA250 application processor.
Features
AN32502A has 2-ch DC-DC converter, 3-ch linear regulator and an interface circuit for power management.
Applications
PDA, Smart phone
Package
HQFN 64 pin plastic package (HQFN-64)
Type
Silicon monolithic Bi-CMOS IC
2
SDF00034AEB
AN32502A
Publication data: November 2002
Application circuit example
Note) *: The resistance value is constant setting of E6 series
48
47
46
43
44
45
40
41
42
37
38
39
34
35
36
33
1
2
3
6
5
4
9
8
7
12
11
10
15
14
13
16
49
50
51
54
53
52
57
56
55
60
59
58
63
62
61
64
32
31
30
27
28
29
24
25
26
21
22
23
18
19
20
17
C
o
ntr
o
l lo
gic
SCP
O
nRES
ET
Ba
t
t
e
r
y
vo
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t
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ge
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c
tion
LDO
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ote
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tio
n c
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t
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ch
ch
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.
1
err
o
r a
m
p
.
V
RE
F
1.
6V
FBR2
FB1
10
k
0.
01
VB
VD
D1
LEVEL SH
IF
T
LDO
DR
I
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ER
CT
L
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I
2
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IN1
S3
S4
Ch
.
4
3.
2V
50
0m
A
Ch
.
2
3.
2V
30
0m
A
Ch
.
3
3.
3V
5
00m
A
Ch
.
1
1.
3V
6
00m
A
Ch
.
5
2.
8V
30
0m
A
P
GND
2
LC
2
VB
3
FBR1
VB
S1
S2
CO
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BA
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CH
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PB3
PB4
FBB
BA
CK
U
P
VB
O
VB
I
BO
FBD1
FBC1
10
00
p
SS1
VB
2
10
33
P
GND
1
LO1
HO
1
PW
M
OS
C
7 B
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33
p
FBR3
P
GND
3
LC
3
VB
4
PW
M
OS
C
CT
L
log
i
c
V
RE
F
10
33
IN4
FB4
10k
0.
01
VO2
VO1
VIN
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t
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b
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fro
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VB
5
HC
4
LC
4
P
GND
4
V
RE
F
BG
R
PRO
M
V
RE
F
PO
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R
ON
RE
SE
T
LEVEL S
H
I
F
T
SGND
0.
1
OS
C
t
o
c
h
.1
c
h
.4
SS4
10
00
p
PR2
PR3
10
00
p
1
0
0
0
p
RT
22
k
CT
33p
PB1
PB0
RG
C2
LGND
PS
VB1
10
00
p
VREF
DET1
10
00
p
SW
CO
N
T
RO
L
fro
m
C
T
L
l
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g
i
c
PR5
RE
GOUT
33
p
33
p
33
4.
7k
0.
01
LEVEL S
H
I
F
T
BAT
_FL
T
BG
R
10
00
p
LEVEL
SHIF
T
VR
EF
DET2
33
k
33
k
33
k
1M
47
0k
68
k
68
0k
33
0k
47
k
68
0k
33
0k
47
k
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
15
0
47
68
0k
47
0k
15
k
D1
D2
D3
PRO
M
V
RE
F
(fo
r B
A
C
K
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P
)
Q
1
: N
D
S
3
3
2
P
(
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ir
c
h
il
d
)
Q2:
NDS
33
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F
a
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r
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h
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d )
Q
3
: F
D
C
6
0
4
P
(
F
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ir
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h
ild
)
Q
4
: F
D
C
6
0
4
P
(
F
a
ir
c
h
ild
)
Q
5
: F
D
C
6
0
4
P
(
F
a
ir
c
h
ild
)
Q
6
: F
D
C
6
3
4
P
(
F
a
ir
c
h
ild
)
Q
7
: F
D
C
6
3
3
P
(
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ir
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h
ild
)
Q
8
: F
D
C
6
0
4
P
(
F
a
ir
c
h
ild
)
L1
:
ELL6P
M
10
0M
(
M
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s
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t
a
El
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c
t
r
i
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C
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)
L2
:
ELL6P
M
10
0M
(
M
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L
3
: E
L
J
E
A
15
1K
F
(
M
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tsus
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it
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c
tr
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C
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p
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D
1
to D
3
: M
A
2Y
D
2
3 (
M
a
t
s
us
hu
it
a
E
l
e
c
tr
ic
I
n
du
str
i
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)
L1
L2
L3
S
e
t r
e
sistor
v
a
lu
e
to
lim
i
t
c
h
r
g
i
n
g c
u
r
r
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nt
no
t
t
o
e
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th
e
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tio
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o
in
b
a
tte
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y
V
RE
F
f
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ch
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4
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t
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t
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t
ect
o
r
DA
TA
LT
VD
D1
TR
I
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ES
ETO
UT
W
A
KEUP
Ch
.
4
O
n
/
O
f
f
C
h
.3
O
n
/
O
f
f
Ch
.
2
O
n
/
O
f
f
PW
R_
E
N
(
C
h.
1 O
n
/O
f
f
)
CO
I
N
BA
T
22
k
1
5
k
15
0k
33
k
fro
m
c
o
n
t
r
o
l log
i
c
fro
m
c
o
n
t
r
o
l log
i
c
VB
VD
D1
VD
D1
VB
VD
D1
VB
3
SDF00034AEB
AN32502A
Publication data: November 2002
Absolute Maximum Ratings
VB, VDD1
m/s
2
1
2
3
4
5
6
7
Tstg
Topr
Popr
Gopr
Sopr
P
D
Pa
9 810
4 900
mW
-55 to +125
-20 to +75
A
No.
VBAT
6.0
V
m/s
2
Parameter
Symbol
Rating
Unit
Note
Storage
temperature
*1
*1
Operating ambient
temperature
Operating ambient
atmospheric pressure
Operating
constant gravity
Operating shock
Supply voltage
Power dissipation
*1, 2
Operating supply
voltage range
Note) *1: Except for the storage temperature, operating ambient temperature, supply current and power dissipation, all ratings are for T
a
= 25C.
*2: Refer page 29
*3: Care should be taken when insert this IC
(inverted insertion cause destruction.)
*4: Care should be taken this IC's surge breakdown voltage.
2.8 V to 5.8 V
BACKUP
2.0 V to 3.2 V
8
Supply current
I
CC
mA
1.013
10
5
0.61 10
5
C
C
4
SDF00034AEB
AN32502A
Publication data: November 2002
Electrical Characteristics at VB1 to VB5
= 3.6 V
Note) T
a
= 25C2C unless otherwise specified.
B
No.
1.3
1.26
1.34
1.1
1.07
1.13
-30
30
V
V
mV
VB
= 3.6 V
DAC
= 1010100B
Iout
= 200 mA
VB
= 3.6 V
DAC
= 1010100B
Iout
= 200 mA/ 600 mA
Output voltage difference
Vch1d1
Vch1d2
Vch1dd1
Vch1bb
Ch.1
30
mV
Note
DC-DC converter
Output voltage 1
DC-DC converter
Output voltage 2
Min
Typ
Max
Parameter
Conditions
Test
cir-
cuit
Unit
Symbol
Limits
-30
VB
= 3.4 V/ 5 V
Iout
= 200 mA
Voltage characteristics
setting
DC-DC converter
output voltage
DC-DC converter
Supply voltage
characteristics
1
1
1
1
VB
= 3.6 V
DAC
= 1000000B
Iout
= 200 mA
1
2
3
4
0
0
3.2
3.1
3.3
-30
30
V
mV
VB
= 3.6 V
Iout
= 100 mA
VB
= 3.6 V
Iout
= 100 mA/ 250 mA
Output voltage difference
Vch2
Vch2d
Vch2bb
30
mV
LDO
output voltage
Supply voltage
characteristics
-30
VB
= 3.4 V/ 5 V
Iout
= 100 mA
Voltage characteristics
setting
LDO
output voltage
1
1
1
0
0
5
6
7
Ch.2
5
SDF00034AEB
AN32502A
Publication data: November 2002
B
No.
Min
Typ
Max
Unit
Symbol
Limits
Note
Ch.2 backup circuit
3.2
3.0
3.4
V
COIN BAT
= 2.5 V
Iout
= 2 mA
Vch2b1
Backup
output voltage
3.0
2.7
3.3
V
VB
= 3.6 V
Iout
= 10 mA
Vch2c1
Charge voltage
2.2
2.0
2.4
V
Threshold voltage of
detection circuit
Vch2bkd
Backup battery
detection voltage
Electrical Characteristics at VB1 to VB5
= 3.6 V (continued)
Note) T
a
= 25C2C unless otherwise specified.
1
1
1
8
9
10
Parameter
Conditions
Test
cir-
cuit
Ch.3
3.3
3.2
3.4
-30
30
V
mV
VB
= 3.6 V
Iout
= 100 mA
VB
= 3.6 V
Iout
= 100 mA/ 500 mA
Output voltage difference
Vch3
Vch3d
Vch3bb
30
mV
LDO
output voltage
LDO
output voltage
Supply voltage
characteristics
-30
VB
= 3.4 V/ 5 V
Iout
= 100 mA
Voltage characteristics
setting
0
0
1
1
1
11
12
13
Ch.4
3.2
3.1
3.3
-30
30
V
mV
VB
= 3.6 V
Iout
= 200 mA
VB
= 3.6 V
Iout
= 200 mA/ 500 mA
Output voltage difference
Vch4
Vch4d
Vch4bb
80
mV
DC-DC converter
output voltage
-80
VB
= 3.4 V/ 5 V
Iout
= 200 mA
Voltage characteristics
setting
DC-DC converter
output voltage
Supply voltage
characteristics
0
0
1
1
1
14
15
16
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