AN6651 데이터 시트보기 (PDF) - Panasonic Corporation
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AN6651 Datasheet PDF : 2 Pages
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AN6651
ICs for Motor
s Absolute Maximum Ratings (Ta= 25˚C)
Parameter
Symbol
Rating
Unit
Supply Voltage
VCC
14.4
V
Supply Current
ICC *2
2000
mA
Power Dissipation
PD *1
1300
mW
Operating Ambient Temperature
Topr
–20 ~ + 75
˚C
Storage Temperature
Tstg
– 40 ~ +150
˚C
*1 Ta = 25˚C, With a 10 × 10mm bakelite printed circuit board (35µm Cu leaf)
*2 t ≤ 5s
s Electrical Characteristics (Ta = 25˚C)
Parameter
Symbol
Reference Voltage
VREF
Bias Current
IBias
Current Proportional Constant
K
Saturation Voltage
Voltage Characteristics (1)
Voltage Characteristics (2)
Current Characteristics (1)
Current Characteristics (2)
Temperature Characteristics (1)
Temperature Characteristics (2)
Vsat
∆VREF
VREF
/VCC
∆K
K
/VCC
∆VREF
VREF
/I4
∆K
K
/I4
∆VREF
VREF
/Ta
∆K
K
/Ta
Condition
VCC = 6V, Ra = 1kΩ
VCC = 6V
VCC = 6V, DI4 = 40mA
VCC = 4.2V, Ra = 5.0Ω
VCC = 3.5V ~ 14V, Ra = 1kΩ
VCC = 3.5V ~ 14V, DI4 = 40mA
I4 = 50mA ~ 200mA
I4 = 50mA ~ 200mA
Ta = –20˚C ~ 75˚C,
VCC = 6V, Ra = 1kΩ
Ta = –20˚C ~ 75˚C,
DI4 = 40mA
min.
0.85
35
typ.
1.0
0.8
40
1.15
– 0.1
0.2
– 0.02
– 0.01
0.01
0.01
max.
1.15
1.8
45
2
Unit
V
mA
V
%/V
%/V
%/mA
%/mA
%/˚C
%/˚C
s Characteristics Curve
PD – Ta
1.6
(1) With a 10 × 10mm
bakelite printed
1.4
circuit board
(35µm Cu leaf)
(2) Without heat sink
1.2
1.0
(1)
(2)
0.8
0.6
0.4
0.2
0
–20 0 20 40 60 80 100 120 140 160 180
Ambient Temperature Ta (˚C)
s Application Circuit
RT 180Ω
VCC
22µH
Micro
Motor M
Ea
Ra
RS
2
10µF
1 AN6651
4
3
Motor Constants
Ka : Electromotive force constant = 1.1mV/rpm
Ra : Internal resistor = 5Ω
KT : Torque constant = 100g · cm/A
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