TA7291P/S/SG/F/FG
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT
SILICON MONOLITHIC
TA7291P, TA7291S/SG, TA7291F/FG
BRIDGE DRIVER
The TA7291P / S/SG / F/FG are Bridge Driver with output voltage
control.
FEATURES
4 modes available (CW / CCW / STOP / BRAKE)
Output current: P type
1.0 A (AVE.) 2.0 A (PEAK)
S/SG,/ F/FG type
0.4 A (AVE.) 1.2 A
(PEAK)
Wide range of operating voltage: V
CC (opr.)
= 4.5~20 V
V
S (opr.)
= 0~20 V
*Please consider the internal
loss (Vsat) to operate the IC
though minimum V
S
is
defined zero.
V
ref (opr.)
= 0~20 V
Build in thermal shutdown, over current protector and punch
= through current restriction circuit.
Stand−by mode available (STOP MODE)
Hysteresis for all inputs.
TA7291F/FG
TA7291S/SG
TA7291P, TA7291SG/FG:
TA7291P Sn plated product including Pb.
TA7291SG/FG is Pb free product.
The following conditions apply to solderability:
*Solderability
1. Use of Sn-37Pb solder bath
*solder bath temperature=230 degrees
*dipping time=5seconds
*number of times=once
*use of R-type flux
2. Use of Sn-3.0Ag-0.5Cu solder bath
*solder bath temperature=245 degrees
*dipping time=5seconds
*the number of times=once
*use of R-type flux
Weight
HSIP10−P−2.54
: 2.47 g (Typ.)
SIP9−P−2.54A
: 0.92 g (Typ.)
HSOP16−P−300−1.00 : 0.50 g (Typ.)
1
2007-06-13
TA7291P/S/SG/F/FG
BLOCK DIAGRAM
TA7291P / TA7291S/SG / TA7291F/FG
PIN FUNCTION
P
7
8
4
1
5
6
2
10
PIN No.
S/SG
2
6
8
5
9
1
7
3
F/FG
11
15
5
1
7
9
4
13
SYMBOL
V
CC
V
S
V
ref
GND
IN1
IN2
OUT1
OUT2
FUNCTION DESCRIPTION
Supply voltage terminal for Logic
Supply voltage terminal for Motor driver
Supply voltage terminal for control
GND terminal
Input terminal
Input terminal
Output terminal
Output terminal
P Type:
Pin (3), (9): NC
S/SG Type:
PIN (4): NC
F/FG Type:
PIN (2), (3), (6), (8), (10), (12), (14), and (16): NC
For F/FG Type, We recommend FIN to be connected to the GND.
2
2007-06-13
TA7291P/S/SG/F/FG
FUNCTION
INPUT
IN1
0
1
0
1
IN2
0
0
1
1
OUT1
∞
H
L
L
OUTPUT
OUT2
∞
L
H
L
MODE
STOP
CW / CCW
CCW / CW
BRAKE
∞:
Note:
High impedance
Inputs are all high active type
ABSOLUTE MAXIMUM RATINGS
(Ta = 25°C)
CHARACTERISTIC
Supply Voltage
Motor Drive Voltage
Reference Voltage
PEAK
Output
Current
AVE.
P Type
S/SG, F/FG Type
P Type
S/SG, F/FG Type
P Type
Power Dissipation S/SG Type
F/FG Type
Operating Temperature
Storage Temperature
T
opr
T
stg
P
D
SYMBOL
V
CC
V
S
V
ref
I
O (PEAK)
RATING
25
25
25
2.0
1.2
1.0
0.4
12.5 (Note 1)
0.95 (Note 2)
1.4 (Note 3)
−30~75
−55~150
°C
°C
W
A
UNIT
V
V
V
I
O (AVE.)
Note 1: Tc = 25°C (TA7291P/PG)
Note 2: No heat sink
Note 3: PCB (60 × 30 × 1.6 mm, occupied copper area in excess of 50%) Mounting Condition.
Wide range of operating voltage: V
CC (opr.)
= 4.5~20 V
V
S (opr.)
= 0~20 V
V
ref (opr.)
= 0~20 V
V
ref
≤
V
S
3
2007-06-13
TA7291P/S/SG/F/FG
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Ta = 25°C, V
CC
= 12 V, V
S
= 18 V)
CHARACTERISTIC
SYMBOL
I
CC1
Supply Current
I
CC2
I
CC3
Input Operating Voltage
Input Current
Input Hysteresis Voltage
P/ S/SG
/ F/FG
Type
Upper
Side
Lower
Side
Upper
Side
Lower
Side
Upper
Side
P Type
Lower
Side
1 (High)
2 (Low)
V
IN1
V
IN2
I
IN
∆V
T
V
SAT U−1
V
SAT L−1
V
SAT U−2
3
V
SAT L−2
V
SAT U−3
V
SAT L−3
2
1
TEST
CIR−
CUIT
TEST CONDITION
Output OFF, CW / CCW mode
Output OFF, Stop mode
Output OFF, Brake mode
T
j
= 25°C
V
IN
= 3.5 V, Sink mode
―
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
= V
S
, V
OUT
−
V
S
measure
I
O
= 1.0 A, CW / CCW mode
V
ref
= V
S
, V
OUT
−
GND
measure
I
O
= 1.0 A, CW / CCW mode
V
ref
= 10 V
V
OUT
−
GND measure,
I
O
= 0.2 A, CW / CCW mode
V
ref
= 10 V
V
OUT
−
GND measure,
I
O
= 0.4 A, CW / CCW mode
V
ref
= 10 V
V
OUT
−
GND measure,
I
O
= 0.5 A, CW / CCW mode
V
ref
= 10 V
V
OUT
−
GND measure,
I
O
= 1.0 A, CW / CCW mode
V
L
= 25 V
4
I
L L
V
F U−1
V
F U−2
5
V
F L−1
V
F L−2
I
ref
2
I
F
= 0.4 A
I
F
= 1 A
V
ref
= 10 V, Source mode
―
0.9
―
V
L
= 25 V
I
F
= 0.4 A
I
F
= 1 A
―
―
50
MIN
―
―
―
3.5
GND
―
―
―
TYP.
8.0
0
6.5
―
―
3
0.7
0.9
MAX
13.0
50
10.0
5.5
0.8
10
―
1.2
UNIT
mA
μA
mA
V
μA
V
―
0.8
1.2
Saturation
Voltage
S/SG /
F/FG
Type
―
1.0
1.35
V
―
0.9
1.35
―
1.3
1.8
―
1.2
1.85
V
SAT U−1’
S/SG / F/FG Type
Output
Voltage
(Upper Side)
P Type
V
SAT U−4’
Upper
Side
Lower
Side
S/SG /
F/FG
Type
Diode
Forward
Voltage
P Type
S/SG /
F/FG
Type
P Type
Reference Current
Upper
Side
Lower
Side
Upper
Side
Lower
Side
I
L U
V
SAT U−2’
3
V
SAT U−3’
―
11.2
―
10.4
10.9
12.2
V
―
11.0
―
10.2
10.7
12.0
―
―
50
μA
Leakage Current
―
1.5
―
―
2.5
―
V
―
―
1.2
20
―
40
μA
4
2007-06-13
TA7291P/S/SG/F/FG
TEST CIRCUIT 1
I
CC1
, I
CC2
, I
CC3
TA7291P
/S/SG /F/FG
Note:
HEAT FIN of TA7291F/FG is connected to GND.
TEST CIRCUIT 2
V
IN 1
, V
IN 2
, I
IN ,
∆V
T
, I
ref
TA7291P
/S/SG /F/FG
TA7291P / TA7291S/SG / TA7291F/FG
Note:
HEAT FIN of TA7291F/FG is connected to GND.
5
2007-06-13
单片机
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