SM8140A
ABSOLUTE MAXIMUM RATINGS
V
SS
=
0V, Unless otherwise noted
Parameter
Supply voltage range
Input voltage range
Symbol
V
DD
V
IN
V
CHV
Output voltage
V
LDR
V
OUT1
V
OUT2
Power dissipation
Storage temperature range
Soldering temperature
Soldering time
P
D
T
STG
T
SLD
t
SLD
Package only
Package only
All input pins
CHV pins
LDR pins
OUT1 pins
OUT2 pins
Ta
≤
70
°
C
Condition
Rating
−
0.3 to
+
8.0
V
SS
−
0.3 to V
DD
+
0.3
0.5 to 120
0.5 to 120
0.5 to 120
0.5 to 120
200
−
55 to 125
255
10
mW
°
C
°
C
sec
V
unit
V
V
RECOMMENDED OPERATING CONDITIONS
V
SS
=
0V, Unless otherwise noted
Parameter
Symbol
V
DD1
V
DD2
T
OPR
I
DD2
I
DD3
L
LDR1
L
LDR2
Including inductor current, V
DD
=
3.0V
Including inductor current, V
DD
=
5.0V
f
LDR
=
32kHz, V
DD
=
3.0V
f
LDR
=
32kHz, V
DD
=
5.0V
CPO
=
V
DD
1
Condition
Rating
min
2.4
4.5
−
30
−
−
−
−
typ
−
−
−
20
25
1.0
1.5
max
3.6
5.5
70
100
100
−
−
unit
V
V
°
C
mA
mA
mH
mH
Supply voltage range
Operating temperature range
Operating current
2
Using inductor
1. 5V Application hints is different from 3V ones (Refer to APPLICATION HINTS)
2. Max value is as same as Absolute Maximum Ratings
ELECTRICAL CHARACTERISTICS
Ta
=
25
°
C, V
SS
=
0V, V
DD
=
3.0V, unless otherwise noted
Parameter
Supply voltage range
Pin
VDD
CPO
Output voltage
CHV
OUT1/2
OUT1/2
Output resistance
Oscillation frequency
Driving frequency
Output frequency
Input voltage
Input current
Operating current
Stand
−
by current
LDR
OCE1/2
OCL1/2
OUT1/2
LDR
ENA
ENA
VDD
VDD
Symbol
V
DD
V
CPO
V
CHV
V
OUTH
V
OUTL
R
LDR
f
OCE
f
OCL
f
OUT
f
LDR
V
ENAH
V
ENAL
I
ENAH
I
DD1
I
STB
V
CPO
=
6.0V
R
OCE
=
3.9M
Ω
R
OCL
=
100k
Ω
1
R
OCE
=
3.9MΩ
2
R
OCL
=
100kΩ
ENA
=
"H"
ENA
=
"L"
V
ENAH
=
3.0V
Excluding inductor current
ENA
=
"L"
V
CPO
≤
2
×
V
DD
Condition
Rating
min
2.4
4.5
0.5
−
−
−
5.6
179
175
22.4
V
DD
+
1.0
V
SS
−
0.3
0.45
−
−
typ
−
5.5
−
−
−
5.0
8.0
256
250
32
−
−
0.75
−
−
max
3.6
−
100
100
0.5
10.0
10.4
332
325
41.6
V
DD
+
0.3
V
SS
+
1.0
1.05
1
1
Ω
kHz
Hz
kHz
V
µA
mA
µA
V
unit
V
1. R
OSC
determines EL driver frequency 20k to 100kHz
2. R
OSC
determines EL driver frequency 200 to 500Hz
NIPPON PRECISION CIRCUITS—4
NPC [ NIPPON PRECISION CIRCUITS INC ]
