NJU7327 PDF даташит
Спецификация NJU7327 изготовлена «New Japan Radio» и имеет функцию, называемую «Single-phase DC Brushless Motor Driver IC». |
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Детали детали
Номер произв | NJU7327 |
Описание | Single-phase DC Brushless Motor Driver IC |
Производители | New Japan Radio |
логотип |
7 Pages
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NJU7327
Single-phase DC Brushless Motor Driver IC
I GENERAL DESCRIPTION
I PACKAGE OUTLINE
The NJU7327 is a single-phase DC brushless motor
driver IC for small fan-motor and high power applications. It
features MOS-FET driver circuit for better saturation
characteristics. Slew late of amplifiers and feedback
resistors are optimized to achieve low-noise motor
operation. The NJU7327 also includes frequency generator
(FG) output for various control needs.
NJU7327R
I FEATURES
• Operating Voltage VDD=3.5 ∼ 15V
• FG Output
• Internal Lock Detect
• Low Operating Current
• Low Saturation Output Voltage
Vsat=±0.35V @Io=±200mA
• C-MOS Technology
• Package Outline VSP10
I BLOCK DIAGLAM
1
LOCK
DETECT
2 FG
10
+- 9
38
4 AMP B
AMP A 7
INT
56
I PIN FUNCTION
1: LD
2: FG
3: VSS
4: OUT B
5: VDD
6: VDD
7: OUT A
8: VSS
9: IN-
10: IN+
-1-
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NJU7327
I ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATINGS
SYMBOL (unit)
Supply Voltage
Input Voltage
Operating Temperature Range
Storage Temperature Range
Power Dissipation
+18
-0.3 ∼ VDD+0.3
-40 ∼ +85
-50 ∼ +150
400
I RECOMMENDED OPERATING CONDITIONS
VDD=3.5V∼15.0V
I ELECTRICAL CHARACTERISTICS
PARAMETER
SYSMBOL
CONDITION
Operating Current
IDD
No load
Input Offset Voltage
Input Common Mode
Voltage Range
VIO
VICM
1V bias
-
VDD (V)
VID(V)
Topr (°C)
Tstg (°C)
PD (mW)
MIN.
-
-15
0.2
Maximum Output
Voltage Range
Slew Rate
Lock Detect Charge
Current
Lock Detect
Discharge Current
Clamp Voltage
Detect Voltage
Thermal Shutdown
Temperature
FG H Leak Current
FG L Voltage
VOM
SR
ICH
IDIS
VCL
VLD
TTSD
IFGLEAK
VFGL
Io=+200mA
Io= -200mA
RL=58.6Ω
-
-
-
-
-
IN+=12V, IN-=0V, RP=10kΩ
IN+=0V, IN-=12V, RP=10kΩ
11.55
-
46.2
0.70
0.20
2.5
0.54
-
-
-
(Ta=25°C)
NOTE
Device itself
(VDD=12V, Ta=25°C)
TYP. MAX. UNIT
3.0 4.0 mA
- 15 mVp-p
- 8.0 V
11.70
0.30
60.0
1.25
-
V
0.45
85.7 mV/µS
2.25 µA
0.40 0.80 µA
2.6 2.7 V
0.60 0.66 V
180 - °C
- 1.0 µA
- 0.3 V
-2-
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I APPLICATION CIRCUIT
C1 1 LDOECTEKCT
2 FG
10
+- 9
38
4 AMP B
AMP A 7
INT
56
VDD
NJU7327
VDD
HAL
VSS
M
• Connect the decoupling capacitor between VDD and VSS.
-3-
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