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参数资料
型号： TC642VUA
元件分类： 运动控制电子
英文描述： BRUSHLESS DC MOTOR CONTROLLER, PDSO8
封装： PLASTIC, MSOP-8
文件页数： 22/28页
文件大小： 485K
代理商： TC642VUA
2002 Microchip Technology Inc.
DS21444C-page 3
TC642
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Supply Voltage ......................................................... 6V
Input Voltage, Any Pin.... (GND – 0.3V) to (VDD +0.3V)
Package Thermal Resistance:
PDIP (RθJA).............................................125°C/W
SOIC (RθJA) ............................................155°C/W
MSOP (RθJA) ..........................................200°C/W
Specified Temperature Range ........... -40°C to +125°C
Storage Temperature Range.............. -65°C to +150°C
*Stresses above those listed under "Absolute Maximum Rat-
ings" may cause permanent damage to the device. These are
stress ratings only and functional operation of the device at
these or any other conditions above those indicated in the
operation sections of the specifications is not implied. Expo-
sure to absolute maximum rating conditions for extended peri-
ods may affect device reliability.
ELECTRICAL SPECIFICATIONS
Note 1: Ensured by Design, not tested.
Electrical Characteristics: TMIN < TA < TMAX, VDD = 3.0V to 5.5V, unless otherwise specified.
Symbol
Parameter
Min
Typ
Max
Units
Test Conditions
VDD
Supply Voltage
3.0
—
5.5
V
IDD
Supply Current, Operating
—
0.5
1.0
mA
Pins 6, 7 Open,
CF = 1 F, VIN = VC(MAX)
IDD(SHDN)
Supply Current, Shutdown Mode
—
25
—
A
Pins 6, 7 Open,
CF = 1 F, VMIN = 0.35V,
Note 1
IIN
VIN, VMIN Input Leakage
- 1.0
—
+1.0
A
Note 1
VOUT Output
tR
VOUT Rise Time
—
50
sec
IOH = 5 mA, Note 1
tF
VOUT Fall Time
—
50
sec
IOL = 1 mA, Note 1
tSHDN
Pulse Width (On VMIN) to
Clear Fault Mode
30
—
sec
VSHDN, VHYST Specifications,
Note 1
IOL
Sink Current at VOUT Output
1.0
—
mA
VOL = 10% of VDD
IOH
Source Current at VOUT Output
5.0
—
mA
VOH = 80% of VDD
VIN, VMIN Inputs
VC(MAX), VOTF
Input Voltage at VIN or VMIN
for 100% PWM Duty Cycle
2.5
2.65
2.8
V
VC(SPAN)
VC(MAX) - VC(MIN)
1.3
1.4
1.5
V
VSHDN
Voltage Applied to VMIN to
ensure Shutdown Mode
——
VDD x 0.13
V
VREL
Voltage Applied to VMIN to
Release Shutdown Mode
VDD x 0.19
—
V
VDD = 5V
Pulse Width Modulator
FPWM
PWM Frequency
26
30
34
Hz
CF = 1.0 F
SENSE Input
VTH(SENSE)
SENSE Input Threshold
Voltage with Respect to GND
50
70
90
mV
Note 1
FAULT Output
VOL
Output Low Voltage
—
0.3
V
IOL = 2.5 mA
tMP
Missing Pulse Detector Timer
—
32/F
—
Sec
tSTARTUP
Start-up Timer
—
32/F
—
Sec
tDIAG
Diagnostic Timer
—
3/F
—
Sec
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