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W-6238 Folha de dados(PDF) 2 Page - Copal Electronics

Nome de Peças W-6238
Descrição Electrónicos  High Efficiency 10 LED Boost Converter
Download  14 Pages
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Fabricante Electrônico  COPAL [Copal Electronics]
Página de início  http://www.nidec-copal-electronics.com/e
Logo COPAL - Copal Electronics

W-6238 Folha de dados(HTML) 2 Page - Copal Electronics

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W-6238
Doc. No. MD-5019 Rev. D
2
© NIDEC COPAL ELECTRONICS CORP.
Characteristics subject to change without notice
ABSOLUTE MAXIMUM RATINGS
Parameters
Ratings
Units
VIN, FB voltage
-0.3 to +7
V
SHDN
¯¯¯¯¯ voltage
-0.3 to +7
V
SW voltage
(1)
Storage Temperature Range
-65 to +160
ºC
Junction Temperature Range
-40 to +150
ºC
Lead Temperature
300
ºC
RECOMMENDED OPERATING CONDITIONS
Typical application circuit with external components are shown on page 1.
Parameters
Range
Units
V
5
.
5
o
t
p
u
N
I
V
V
8
3
o
t
0
e
g
a
t
l
o
v
n
i
p
W
S
Ambient Temperature Range
-40 to +85
ºC
DC ELECTRICAL CHARACTERISTICS
VIN = 3.6V, ambient temperature of 25ºC (over recommended operating conditions unless specified otherwise).
n
i
M
s
n
o
i
t
i
d
n
o
C
t
s
e
T
r
e
t
e
m
a
r
a
P
l
o
b
m
y
S
Typ
Max
Units
IQ
Operating Current
VFB = 0.2V
VFB = 0.4V (not switching)
0.6
0.1
1.5
0.6
mA
ISD
Shutdown Current
VSHDN
¯¯¯¯¯ =0V
0.1
1
µA
VFB
FB Pin Voltage
10 LEDs with ILED = 20mA
285
300
315
mV
IFB
A
µ
1
e
g
a
k
a
e
l
t
u
p
n
i
n
i
p
B
F
ILED
Programmed LED Current
R1 = 10
R1 = 15
R1 = 20
28.5
19
14.25
30
20
15
31.5
21
15.75
mA
VIH
VIL
SHDN
¯¯¯¯¯ Logic High
SHDN
¯¯¯¯¯ Logic Low
Enable Threshold Level
Shutdown Threshold Level
0.4
0.8
0.7
1.5
V
V
FSW
z
H
M
3
.
1
0
.
1
8
.
0
y
c
n
e
u
q
e
r
F
g
n
i
h
c
t
i
w
S
%
2
9
V
3
=
N
I
V
e
l
c
y
C
y
t
u
D
m
u
m
i
x
a
M
C
D
ILIM
A
m
0
0
6
0
5
4
0
5
3
t
i
m
i
L
t
n
e
r
r
u
C
h
c
t
i
w
S
RSW
Switch “On” Resistance
ISW = 100mA
1.0
2.0
ILEAK
Switch Leakage Current
Switch Off, VSW =5V
1
5
µA
C
º
0
5
1
n
w
o
d
t
u
h
S
l
a
m
r
e
h
T
C
º
0
2
s
i
s
e
r
e
t
s
y
H
l
a
m
r
e
h
T
VUVLO
Undervoltage Lockout (UVLO)
Threshold
V
9
.
1
VOV-SW
V
0
4
d
l
o
h
s
e
r
h
T
n
o
i
t
c
e
t
e
D
e
g
a
t
l
o
v
r
e
v
O
VOCL
Output Voltage Clamp
“Open LED” with VIN = 5V
43
45
48
V
up to 60
V
Note:
(1) The SW pin voltage is rated up to 39V for external continuous DC voltage.


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