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PT-308F-C Datasheet PDF : 1 Pages
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DC Brushless Motor Driver IC
PT-308Fx
Double Coil Motor Driver IC
Overview
This universal DC brushless motor driver IC is designed for various DC motor's
applications. This driver IC can be used for double coil DC brushless motor. This
driver IC accept the hall IC's output signal and drives the motor coil directly without
any other extra transistors.
Applications
Double coils DC brushless motor.
4V to 18V operation
Features
Motor lock protection and automatic restart
Low power consumption and high driving efficiency
PWM speed control
RD output
FG output
Package: SOT-26
SOP 8 L
PT-308F-A: Analogy PWM motor driver
PT-308F-B: Linear PWM motor predriver
PT-308F-C: Analogy PWM motor driver, no pull-up diode
PT-308F-D: Digital PWM motor driver
Input Devices
Hall IC
Specifications
Absolute Maximum Ratings (Ta = 25 C)
Parameter
Symbol
Maximum supply voltage
V max
DD
Allowable power dissipation
Pd
Operating temperature
Ta
Storage temperature
Ts
D
e
b
L
SYMBOLS
A
A1
A2
b
C
D
E
H
e
L
DIMENSIONS IN MILLIMETERS(mm)
MIN
NOM
MAX
1.47
1.60
1.73
0.10
-
0.30
-
1.45
-
0.33
0.41
0.51
0.19
0.20
0.25
4.80
4.85
4.95
3.81
3.91
3.99
5.79
5.99
6.20
-
1.27
-
0.38
0.71
1.27
Conditions
Ratings Units
18
V
350* mW
O
-30 ~ +125 C
O
-55 ~ +150 C
Output Continuous current
I0ut
Max.
Output Peak current
I0ut
T-< 20us
* On 50mm x 50mm x 1.6mm glass epoxy board
PROLIFIC TECHNOLOGY INC.
7F, No.48, Sec.3, Nan Kang Rd., Nan Kang, Taipei, 115, Taiwan
400 mA
650 mA
Ver.1.5
Date: Jun. 2002
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