LED driver. NJW4603 Datasheet

NJW4603 driver. Datasheet pdf. Equivalent

NJW4603 Datasheet
Recommendation NJW4603 Datasheet
Part NJW4603
Description White LED driver
Feature NJW4603; NJW4603 MOSFET LED NJW4603 MOSFET 3ch 24 LED 30V LED ±2% max. PWM LED 1MHz CPU NJW4603 LCD .
Manufacture New Japan Radio
Datasheet
Download NJW4603 Datasheet




New Japan Radio NJW4603
NJW4603
MOSFET
LED
NJW4603
MOSFET
3ch
24 LED
30V
LED
±2% max.
PWM
LED
1MHz
CPU
NJW4603
LCD LED
LED IC
6V ~
80mA LED
MOSFET
UVLO
LED
300kHz ~
PC
NJW4603V
(SSOP32)
SW.REG.
3ch
LED
PWM
LED
SW.REG
SW.REG
UVLO
ISET
MOSFET
: 6.0V ~ 30V
: 10mA ~ 80mA
: ±2% max. (
: 300kHz ~ 1MHz
: SSOP32
)
Ver.2013-07-01
-1-



New Japan Radio NJW4603
NJW4603
1. FBI
2. ISET
3. RT
4. N.C.
5. N.C.
6. LED1
7. LED2
8. LED3
9. N.C.
10. OVP
11. N.C.
12. IGND
13. N.C.
14. N.C.
15. PGND1
16. PGND2
32. N.C.
31. N.C.
30. FBO
29. EI
28. EO
27. SS
26. FLT
25. PWM
24. EN
23. REG
22. AGND
21. N.C.
20. VDD
19. N.C.
18. SW2
17. SW1
EN
REG
RT
FLT
PWM
SS
EO
EI
VDD
Regulator
UVLO
OSC
Logic
SW1
TSD
SW2
OCP
OVP
PGND1
PGND2
OVP
LED Open/Short
Protection
Feedback
Control
Current
Setting
Current
Sink
LED1
LED2
LED3
AGND
FBO FBI
ISET
IGND
-2-
Ver.2013-07-01



New Japan Radio NJW4603
LED
OVP
EN
REG
FLT
SW
V+
VLED1VLED3
VOVP
VEN
VREG
VFLT
VSW
SS, EO, EI, FBO,
FBI, ISET, RT
PWM
VSST, VEO, VEI, VFBO,
VFBI, VISET, VRT
VPWM
PD
(*1) :
(*2) :
Tj
Topr
Tstg
114.3mm × 76.2mm × 1.6mm(2
114.3mm × 76.2mm × 1.6mm(4
+35
-0.3 + 40
-0.3 +42
-0.3 +35
-0.3 +6
-0.3 +6
-0.3 +42
-0.3 VREG
FR-4)
FR-4)
-0.3 6
1200 (*1)
1800 (*2)
-40 ~ +150
-40 ~ +85
-50 ~ +150
EIA/JEDEC
EIA/JEDEC
LED
EN
PWM
(*3)
PWM
PWM
PWM
(*3) : 1ch
High Duty
High
V+
ILED1~ ILED3
VEN
VPWM
fOSC
RT
fPWM
Duty_PWM
tON_PWM
6
10
0
0
300
36
100
1
50
-
-
-
-
-
-
-
-
-
NJW4603
(Ta=25°C)
V
V
V
V
V
V
V
V
V
mW
°C
°C
°C
(4 74.2 × 74.2mm)
( Ta = 25ºC )
30
80
35
5.5
1,000
135
-
-
-
V
mA
V
V
kHz
k
Hz
%
µs
θja
104 (*1)
69.4 (*2)
°C/W
ψjt
19.3 (*1)
13.1 (*2)
°C/W
(*1) : 114.3mm × 76.2mm × 1.6mm(2 FR-4) EIA/JEDEC
(*2) :
114.3mm × 76.2mm × 1.6mm(4 FR-4) EIA/JEDEC
(4
74.2 × 74.2mm)
Ver.2013-07-01
-3-







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