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PDF PT301EA Data sheet ( Hoja de datos )
| Número de pieza | PT301EA | |
| Descripción | DC Brushless Motor Driver IC | |
| Fabricantes | PROLIFIC | |
| Logotipo |  |
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DC Brushless Motor Driver IC
PT301EA, PT301ED
PWM Speed Controller
Applications
Single coil DC brushless motor.
Traditional double coil DC Brushless motor
DC 1.5V~6.5V.
FG(Divide 1) for Four Poles fan
FG(Divide 2) for Eight Poles fan
Features
PWM speed control
Motor lock protection
Built-in protection circuit for transient output
Frequency Generation output
Low power dissipation and high driving efficiency
Ultra-low start voltage
Input Devices
Hall IC
Specifications
Absolute Maximum Ratings (Ta = 25 C)
Parameter
Symbol
Maximum supply voltage
VCC max
Allowable power dissipation
Pd
Operating temperature
Ta
Storage temperature
Ts
Output current
I0ut max
Package: SOT-28
D
SOT-28
O2
GND
GND
O1
1
2
3
4
8 FG
7 PWM
6 VDD
5 HIN
E:PT-301E
A:Divide 1
D:Divide 2
Y: Year
WW: Week
be
SYMBOLS
A2
A1
A
b
C
D
E
HE
e
L
Unit: mm
DIMENSIONS IN MILLIMETERS
MIN
NOM
MAX
0.70 0.80 0.90
0.00 - 0.15
1.00 1.10 1.30
0.25 0.30 0.40
0.10 0.15 0.20
2.80 2.90 3.00
1.60 1.80 2.00
2.60 2.80 3.00
- 0.65 -
0.10 - 0.60
L
Pin Description
Name Pin
Description
Type
VCC 6 DC power supply
Gnd 2/3 DC ground
P
G
O1 4 First output pin
O
O2 1 Second output pin
O
Hin 5 Hall IC signal input
I
PWM 7 PWM control input
I
FG 8 Tacho meter output(Frequency O
Generation)
Pin Description
P: Power, G: Ground, O: Output, I: Input
Conditions
Ratings Unit
6.5
350*1
V
mW
-30 ~ +100 OC
-55 ~ +150 OC
400*2 mA
*1:Reduced by 3.4mW for each increase in Ta of 1 over 45
*2:WShhoeunldmnooutnetex
d on a 50mm
ceed Pd.
x
50mm
x
1.6mm
glass
epoxy
board.
Any and all PROLIFIC products described or contained herein do not have specifications that can handle applications that
require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications
whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your
PROLIFIC representative nearest you before using any PROLIFIC products described or contained herein in such
applications.
PROLIFIC assumes no responsibility for equipment failures that result from using products at values that exceed, even
momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products
specifications of any and all PROLIFIC products described or contained herein.
Ver. 1.2E
PROLIFIC TECHNOLOGY INC.
7F, No.48, Sec.3, Nan Kang Rd., Nan Kang, Taipei, 115, Taiwan
-1-
Date:Sept. 2002
1 page  
Application circuits
2. Double coil
PT301EA, PT301ED DC Brushless Motor Driver IC
Hall
IC
CLK Duty
Control
R1
Vcc O1
Hin
O2
FG
PWM
Gnd
R1: Depend on the Hall IC spec.
R2: 470 ohm ~ 4.7K ohm
C1: 0.22uf
(Optional)
R2
C1
R1:Depend on the Hall IC Specification
R2: 470 ohm ~ 4.7K ohm
Hall
IC
CLK Duty
Control
R1
Vcc O1
Hin
O2
FG
PWM
Gnd
R1: Depend on the Hall IC Specification
R2: 470 ohm ~ 4.7K ohm
C1: 0.22uf
(Optional)
R2
C1
R1:Depend on the Hall IC Specification
R2: 470 ohm ~ 4.7K ohm
Ver. 1.2E
-5- Date:Sept. 2002
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet PT301EA.PDF ] | |
Hoja de datos destacado
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