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PDF NJU7348 Data sheet ( Hoja de datos )
| Número de pieza | NJU7348 | |
| Descripción | FAN Motor / VSP10 | |
| Fabricantes | JRC | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de NJU7348 (archivo pdf) en la parte inferior de esta página. Total 9 Páginas | ||
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NJU7348
Single-phase DC Brushless Motor Driver IC
♦ GENERAL DESCRIPTION
♦ PACKAGE OUTLINE
The NJU7348 is single-phase DC brushless motor driver IC.
It features MOS-FET driver circuit for better output
characteristics.
The driver includes PWM_IN INPUT for Rotation Speed
Control.
Maximum output current is 1000mA and Continuance output
current is 500mA.
It is suitable for variable speed FAN required Low Noise &
Good Efficiency characteristics.
NJU7348R
♦ FEATURES
• Speed Control with PWM Signal Input
• Operating Voltage
2.2 to 5.5V
• Internal Lock Detect / Auto Release Circuit
• FG Output
• Thermal Shutdown Circuit
• Low Operating Current
IDD=2mA
• Low Saturation Output Voltage
Vsat= ±0.25V @Io=±500mA
• CMOS Technology
• Package Outline
VSP10
♦BLOCK DIAGLAM
♦PIN FUNCTION
1
LD
2
3
4
5 TS
TSD
1: Ct
2: FG
10 3: VDD
4: OUT B
9
5: PWM_IN
6: Vss
7: OUT A
8 8: VDD
9: IN-
10: IN+
7
(Note)
6 All VDD pins should be connected the power
supply and the ground respectively. Otherwise,
the electrical characteristic may not satisfy
specifications
-1-
Ver.1.0
1 page  
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♦TYPICAL CHARACTERISTICS
VDD-IDD
GND=0V, IN-=5V, IN+=Ct=0V
MEAS:VDD
2.5
2.0
1.5
1.0
0.5
0.0
0
24
VDD(V)
6
NJU7348
IFG-VFG
VDD=5V, GND=0V, IN-=2.5V, IN+=Ct=0V
MEA S:FG
5000
4500
4000
3500
3000
2500
2000
1500
1000
500
0
8 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
IFG(mA)
V DD-V OH
GND=0V, IN-=VDD/2, IN+=Ct=0V
MEAS:OUTB (Io=500mA)
500
450
400
350
300
250
200
150
100
50
0
0 12 34 56 7
V DD( V )
V DD-V OL
GND=0V, IN+=VDD/2, IN-=Ct=0V
MEAS:OUTB (Io=500mA)
400
350
300
250
200
150
100
50
0
01234 567
VDD(V)
1400
1200
1000
800
600
400
200
0
0
Io-VOH
VDD=5V, GND=0V, IN-=2.5V, IN+=Ct=0V
MEAS:OUTB
500
1000
1500
Io(mA )
2000
1600
1400
1200
1000
800
600
400
200
0
0
Io-VOL
VDD=5V, GND=0V, IN+=2.5V, IN-=Ct=0V
MEAS:OUTB
500
1000
1500
Io(mA)
2000
-5-
5 Page | ||
| Páginas | Total 9 Páginas | |
| PDF Descargar | [ Datasheet NJU7348.PDF ] | |
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