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NJU7349 PDF даташит

Спецификация NJU7349 изготовлена ​​​​«JRC» и имеет функцию, называемую «FAN Motor / VSP10».

Детали детали

Номер произв NJU7349
Описание FAN Motor / VSP10
Производители JRC
логотип JRC логотип 

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NJU7349 Даташит, Описание, Даташиты
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NJU7349
Single-phase DC Brushless Motor Driver IC
GENERAL DESCRIPTION
PACKAGE OUTLINE
The NJU7349 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.
NJU7349R
FEATURES
Speed Control with PWM Signal Input
Operating Voltage
2.2 to 5.5V
Internal Lock Detect / Auto Release Circuit
Half-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
1: Ct
2: Half-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









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NJU7349 Даташит, Описание, Даташиты
NJU7349
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ABSOLUTE MAXIMUM RATINGS
PARAMETER
Supply Voltage
Input Voltage
Output Current (Continuance)
Output Current (Peak)
Operating Temperature Range
Storage Temperature Range
Power Dissipation
RATINGS
+7.0
-0.3 VDD+0.3
500
1000
-40 +85
-50 +150
400
SYMBOL (unit)
VDD (V)
VID(V)
IO (mA)
IO PEAK (mA)
Topr (°C)
Tstg (°C)
PD (mW)
(Ta=25°C)
NOTE
Device itself
RECOMMENDED OPERATING CONDITIONS
PARAMETER
SYMBOL
CONDITION
Supply Voltage
Junction Temperature
Range
Input Common Mode
Voltage Range
VDD
Tj
VICM
Ct=0
-
-
Output Current
IO
-
MIN.
2.2
-40
0.4
-
(VDD =5V, Ta=25°C)
TYP. MAX. UNIT
5.0 5.5 V
- 125 °C
- 4.0 V
- 500 mA
-2-









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NJU7349 Даташит, Описание, Даташиты
www.DataSheet4U.com
NJU7349
ELECTRICAL CHARACTERISTICS
PARAMETER
SYMBOL
General
Operating Current
Thermal Shutdown
Temperature
Thermal Shutdown
Hysteresis
Hall Amplifier
IDD
TTSD
THYS
Input Offset Voltage
VIO
Feedback Resistance
Open Loop Gain
Input Common Mode
Voltage Range
Output
RF
AV
VICM
CONDITION
-
-
-
-
-
-
-
MIN.
(VDD =5V, Ta=25°C)
TYP. MAX. UNIT
- 2.0 4.0 mA
- 180 - °C
- 50 - °C
-5 - 5 mV
22.0 27.5 33.0 k
- 80 - dB
0.44.0
-
-V
Maximum Output
Voltage Range
Output Resistance
FG L Output Voltage
FG H Leak Current
Lock Detect Circuit*
Lock Protect
Operation Voltage
Lock Detect
Charge Current
Lock Detect
Discharge Current
Clamp Voltage
Detect Voltage
PWM_IN Input
Input HIGH voltage
Input LOW voltage
VOH
VOL
RONH
RONL
VFG
IFG-LEAK
VLOP
ICHG
IDCHG
VCL
VID
VIHP
VILP
Io=+350mA
Io=-350mA
4.65 4.80
-
V
- 0.20 0.35
Io=+500mA
Io=-500mA
- 0.5 -
- 0.5 -
9pin=0V, 10pin=5V, RL=10k
-
- 0.3 V
9pin=5V, 10pin=0V, RL=10k
-
- 1.0 µA
-
4.0 -
-V
- - 0.6 - µA
- - 0.1 - µA
- - 2.8 - V
- - 0.8 - V
0.7 VDD
-
VDD V
0 - 0.3VDD V
-3-










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