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PDF NJW4607 Data sheet ( Hoja de datos )
| Número de pieza | NJW4607 | |
| Descripción | White LED driver | |
| Fabricantes | New Japan Radio | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NJW4607 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
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MOS FET
LED
NJW4607
LED
MOS-FET
LED
4ch
32 LED
4.75V ~ 29V
ch 30mA
LED
± 2% ( max.)
PWM
LED
1000:1
MOSFET
IC
300kHz ~ 1MHz
UVLO
LED
CPU
NJW4607
LCD LED
PC
NJW4607
NJW4607 VC3
SW.REG.
4ch
LED
PWM
MOSFET
4.75V ~ 29V
5 mA ~ 30 mA
± 2 % max.(
300kHz ~ 1MHz
LED
LED
SW.REG
SW.REG
UVLO
ISET
SSOP20 - C3
)
Ver.2013-07-23
-1-
1 page  
NNJJWW44660077
( V+ = 12V, VEN = VPWM = 5V, CREG = 1µF, RISET = 10kΩ, RT = 27kΩ, Ta = 25°C )
<
SW ON
OFF
<
<
OVP
OVP
OVP
OVP
OVP
OVP
<
EO
EO
<
LED
LED
LED
LED
LED
LED
( SW
>
( OVP )
>
1
2
>
>
( *3 )
( *6 )
( *7 )
( *3 )
)>
RON_SW
ILIMIT
ILEAK
ISW = 500mA
VSW = 40V
fOSC
DMAX
DMIN
VDOVP
VROVP
∆VOVP
IOVP1
IOVP2
IOVP_LEAK
VDOVP - VROVP
VOVP = 34V
VOVP = 40V
VEN = 0V, VOVP = 40V
VREF_EA
IEO_SOURCE VEI = 0.5V, VEO = 0.6V
IEO_SINK VEI = 0.8V, VEO = 0.6V
ILED1
∼ ILED4
RISET = 10kΩ, VLED1~VLED4 = 0.8V
IMLED RISET = 10kΩ, VLED1~VLED4 = 0.8V
VCLED1 RISET = 10kΩ
∼ VCLED4 ILED1~ ILED4 = 20mA
ILED_LEAK VEN = 0V, VLED1~VLED4 = 40V
VLED_SHORT
tLED_SHORT VLED1~VLED4 = 11V
LED
ISET
VLED_OPEN
ISET_MAX
LED ( *3 ) ( *8 )
ILED_MAX
( *3 ) 1ch
( *6 )
( *7 )
( ILED - ILED_AVG ) / ILED_AVG * 100,
ILED ILED1, ILED2, ILED3, ILED4
1ch
ILED_AVG = ( ILED1 + ILED2 + ILED3 + ILED4 ) / 4
( *8 ) ISET
LED
LED
(ILED1 ILED4) 5mA
30mA
- 0.5 0.8 Ω
0.9 1.3 1.7 A
- - 1 µA
0.54 0.6 0.66 MHz
87 92 96 %
- 10 - %
34 36 38 V
29 31 33 V
- 5 -V
- 30 60 µA
550 800 1800 µA
- - 1 µA
0.57 0.6 0.63 V
15 21 31 µA
300 500 700 µA
19.6 20.0 20.4 mA
-2 0
2%
0.6 0.8
1
V
- - 1 µA
8 9 10 V
- 50 - µs
0.6 0.8
1
V
150 - 280 µA
30 - 56 mA
Ver.2013-07-23
-5-
5 Page 
NNJJWW44660077
vs.
0.63
0.63
0.62
0.62
0.61
0.61
0.60
0.60
0.59
0.59
0.58
0.58
0.57
-50 -25 0
25 50 75 100 125 150
EO
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
-50
-25
0
vs.
[VEI=0.5V, VEO=0.6V]
25 50 75 100 125 150
: Ta [ºC]
LED
vs. LED
[V+=12V, Ta=25°C]
35
RISET=6.8kΩ
RISET=10kΩ
RISET=15kΩ
30
RISET=20kΩ
RISET=30kΩ
RISET=40kΩ
25
20
15
10
5
0
012345678
LED
: VLED [V]
Ver.2013-07-23
EO
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
-50
-25
0
vs.
[VEI=0.5V, VEO=0.6V]
25 50 75 100 125 150
: Ta [ºC]
LED
vs. LED
[V+=12V, Ta=25°C]
35
RISET=6.8kΩ
RISET=10kΩ
RISET=15kΩ
30
RISET=20kΩ
RISET=30kΩ
RISET=40kΩ
25
20
15
10
5
0
0 0.1 0.2 0.3 0.4 0.5
LED
: VLED [V]
0.6
- 11 -
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet NJW4607.PDF ] | |
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