ETC PT-308CX

DC Brushless Motor Driver IC
PT-308Cx
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
Package: SOT-26
Double coils DC brushless motor.
Features
PT-308C-A: 3~18V, PWM Control
H
E
SOT-26
Motor lock protection and automatic restart
Low power consumption and high driving efficiency
b
PT-3085C: 3~18V, RD Output
e
D
C
PT-3086D1: 2~18V, FG Output/4 Pole Fan
A
A2 A1
PT-3086C: 3~18V, FG Output
L
PT-3086D2: 2~18V, FG Output/8 Pole Fan
SYMBOLS
Input Devices
Hall IC
DIMENSIONS IN MILLIMETERS(mm)
MIN
NOM
MAX
A
1.00
1.10
1.30
A1
0.00
-
0.10
A2
0.70
0.80
0.90
b
0.35
0.40
0.50
C
0.10
0.15
0.25
D
2.70
2.90
3.10
E
1.60
1.80
2.00
H
2.60
2.8
3.00
e
1.7
1.9
2.1
L
0.20
-
-
Specifications
Absolute Maximum Ratings (Ta = 25 C)
Symbol
Parameter
Maximum supply voltage
V
Conditions
max
DD
Ratings
Units
18
V
mW
Allowable power dissipation
Pd
350*
Operating temperature
Ta
-30 ~ +125
Storage temperature
Ts
-55 ~ +150
C
Output Continuous current
I 0ut
Max.
400
mA
Output Peak current
I 0ut
T<
- 20us
650
mA
C
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* 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
Ver.1.5
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