TA8409S/F
TOSHIBA Bipolar Linear Integrated Circuit
Silicon Monolithic
TA8409S,TA8409F
Bridge Driver
TA8409S and TA8409F are bridge driver with output voltage
control.
TA8409S
Features
Modes available (CW/CCW/STOP/BRAKE)
Output current up to 0.4 A (AVE) and 1.0 A (PEAK)
Wide range of operating voltage
V
CC
(opr.) = 4.5 to 20 V
V
S
(opr.) = 0 to 20 V
V
ref
(opr.) = 0 to 20 V (V
ref
≤
V
S
)
Built-in thermal shutdown
Standby mode available (STOP MODE)
Hysteresis for all inputs.
TA8409F
Block Diagram
Weight
SIP9−P−2.54A: 0.92 g (typ.)
SSOP10−P−225−1.00: 0.09 g (typ.)
Company Headquarters
3 Northway Lane North
Latham,
New York
12110
Toll Free: 800.984.5337
Fax:
518.785.4725
Web: www.marktechopto.com | Email: info@marktechopto.com
California Sales Office:
950 South Coast Drive, Suite 265
Costa Mesa, California 92626
Toll Free: 800.984.5337
Fax: 714.850.9314
TA8409S/F
Pin Function
TA8409S
Pin No.
1
2
3
4
5
6
7
8
9
Symbol
IN2
V
CC
OUT2
NC
GND
V
S
OUT1
V
ref
IN1
Input terminal
Supply voltage terminal for logic
Output terminal
Non connection
GND terminal
Supply voltage terminal for motor driver
Output terminal
Reference voltage terminal for control circuit
Input terminal
Functional Description
TA8409F
Pin No.
1
2
3
4
5
6
7
8
9
10
Symbol
IN2
V
CC
OUT2
NC
GND
NC
V
S
OUT1
V
ref
IN1
Input terminal
Supply voltage terminal for logic
Output terminal
Non connection
GND terminal
Non connection
Supply voltage terminal for motor driver
Output terminal
Reference voltage terminal for control circuit.
Input terminal
Functional Description
Function
Input
IN 1
0
1
0
1
IN 2
0
0
1
1
OUT1
∞
H
L
L
Output
OUT2
∞
L
H
L
Mode
MB
STOP
CW/CCW
CCW/CW
BRAKE
∞:
Note:
High impedance
Inputs are all high active type.
2
2003-08-12
TA8409S/F
Maximum Ratings
(Ta = 25°C)
Characteristics
Supply voltage
Motor drive voltage
Reference voltage
Output current
PEAK
AVE.
TA8409F
TA8409S
Symbol
V
CC
V
S
V
ref
I
O (PEAK)
I
O (AVE.)
P
D
T
opr
T
stg
Rating
25
25
25
1.0
0.4
0.735 (Note)
0.95
−30
to 75
−55
to 150
Unit
V
V
V
A
Power dissipation
Operating temperature
Storage temperature
W
°C
°C
Note:
This rating is obtained by mounting on 50 × 50 × 1.6 mm PCB that occupied above 30% of copper area.
Electrical Characteristics
(Ta = 25°C, V
CC
= 12 V, V
S
= 18 V)
Characteristics
Symbol
I
CC1
Supply current
I
CC2
I
CC3
Input operating
voltage
Input current
Input hysteresis voltage
Upper side
Lower side
Saturation voltage
Upper side
1 (High)
2 (Low)
V
IN 1
V
IN 2
I
IN
∆V
T
V
SAT U−1
V
SAT L−1
V
SAT U−2
V
SAT L−2
Test
Circuit
1
1
1
2
2
2
2
3
3
3
Test Condition
Output OFF, CW/CCW mode
Output OFF, STOP mode
Output OFF, BREAK mode
T
j
= 25°C IN1, 2
T
j
= 25°C IN1, 2
Sink mode, V
IN
= 3.5 V
―
V
ref
= V
S
, V
OUT
−V
S
measure
I
O
= 0.2 A, CW/CCW mode
V
ref
= V
S
, V
OUT
−GND
measure
I
O
= 0.2 A, CW/CCW mode
V
ref
= V
S
, V
OUT
−V
S
measure
I
O
= 0.4 A, CW/CCW mode
V
ref
= V
S
, V
OUT
−GND
measure
I
O
= 0.4 A, CW/CCW mode
V
ref
= 10 V, V
OUT
−GND
measure
I
O
= 0.2 A
V
ref
= 10 V, V
OUT
−GND
measure
I
O
= 0.4 A
V
L
= 25 V
V
L
= 25 V
I
F
= 0.4 A
I
F
= 0.4 A
V
ref
= 10 V, source mode
Min
―
―
―
3.5
GND
―
―
―
―
―
Typ.
10.0
0
6.5
―
―
3
0.7
0.9
0.8
1.0
Max
15.0
50
10.0
5.5
0.8
10
―
1.2
1.2
1.35
V
Unit
mA
µA
mA
V
µA
V
Lower side
3
―
0.9
1.35
V
SAT U−1’
Output voltage
V
SAT U−2’
Output transistor
leakage current
Diode forward voltage
Reference current
Upper side
Lower side
Upper side
Lower side
I
LU
I
LL
V
F U−1
V
F L−1
I
ref
3
10.4
11.2
12.2
V
3
4
4
5
5
2
―
―
―
―
―
―
10.9
―
―
1.5
0.9
20
―
50
50
―
―
40
µA
V
µA
3
2003-08-12
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
