TA7291S Datasheet PDF - Toshiba Semiconductor

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TA7291S
Toshiba Semiconductor

Part Number TA7291S
Description BRIDGE DRIVER
Page 14 Pages


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TA7291P/S/F
TOSHIBA BIPOLAR LINEAR INTEGRATED CIRCUIT SILICON MONOLITHIC
TA7291P,TA7291S,TA7291F
BRIDGE DRIVER
The TA7291P / S / F are Bridge Driver with output voltage
control.
FEATURES
l 4 modes available (CW / CCW / STOP / BRAKE)
l Output current: P type 1.0 A (AVE.) 2.0 A (PEAK)
S / F type 0.4 A (AVE.) 1.2 A (PEAK)
l Wide range of operating voltage: VCC (opr.) = 4.5~20 V
VS (opr.) = 0~20 V
Vref (opr.) = 0~20 V
l Build in thermal shutdown, over current protector and punch
= through current restriction circuit.
l Standby mode available (STOP MODE)
l Hysteresis for all inputs.
Weight
HSIP10P2.54
: 2.47 g (Typ.)
SIP9P2.54A
: 0.92 g (Typ.)
HSOP16P3001.00 : 0.50 g (Typ.)
1 2001-08-27



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BLOCK DIAGRAM
TA7291P/S/F
TA7291P / TA7291S / TA7291F
PIN FUNCTION
PIN No.
PSF
7 2 11
8 6 15
48
5
15
1
59
7
61
9
27
4
10 3 13
SYMBOL
FUNCTION DESCRIPTION
VCC
VS
Vref
GND
IN1
IN2
OUT1
OUT2
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 Type: PIN (4): NC
F Type: PIN (2), (3), (6), (8), (10), (12), (14), and (16): NC
For F Type, We recommend FIN to be connected to the GND.
2 2001-08-27



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FUNCTION
INPUT
IN1 IN2
00
10
01
11
OUTPUT
OUT1
OUT2
∞∞
HL
LH
LL
: High impedance
Note: Inputs are all high active type
MODE
STOP
CW / CCW
CCW / CW
BRAKE
TA7291P/S/F
MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC
SYMBOL
RATING
UNIT
Supply Voltage
Motor Drive Voltage
Reference Voltage
Output
Current
PEAK
AVE.
P Type
S / F Type
P Type
S / F Type
P Type
Power Dissipation S Type
F Type
Operating Temperature
Storage Temperature
VCC
VS
Vref
IO (PEAK)
IO (AVE.)
PD
Topr
Tstg
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
V
V
V
A
W
°C
°C
Note 1: Tc = 25°C (TA7291P)
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:
VCC (opr.) = 4.5~20 V
VS (opr.) = 0~20 V
Vref (opr.) = 0~20 V
Vref VS
3 2001-08-27



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TA7291P/S/F
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, Ta = 25°C, VCC = 12 V, VS = 18 V)
CHARACTERISTIC
Supply Current
1 (High)
Input Operating Voltage
2 (Low)
Input Current
Input Hysteresis Voltage
P/S/F
Type
Upper
Side
Lower
Side
Saturation
Voltage
S/F
Type
Upper
Side
Lower
Side
P Type
Upper
Side
Lower
Side
S / F Type
Output
Voltage
(Upper Side)
P Type
Leakage Current
Upper
Side
Lower
Side
SYMBOL
ICC1
ICC2
ICC3
VIN1
VIN2
IIN
VT
VSAT U1
VSAT L1
VSAT U2
VSAT L2
VSAT U3
VSAT L3
VSAT U1’
VSAT U2’
VSAT U3’
VSAT U4’
TEST
CIR
CUIT
TEST CONDITION
Output OFF, CW / CCW mode
1 Output OFF, Stop mode
Output OFF, Brake mode
Tj = 25°C
2
VIN = 3.5 V, Sink mode
Vref = VS, VOUT VS measure
IO = 0.2 A, CW / CCW mode
Vref = VS, VOUT GND
measure
IO = 0.2 A, CW / CCW mode
Vref = VS, VOUT VS measure
IO = 0.4 A, CW / CCW mode
3 Vref = VS, VOUT GND
measure
IO = 0.4 A, CW / CCW mode
Vref = VS, VOUT VS measure
IO = 1.0 A, CW / CCW mode
Vref = VS, VOUT GND
measure
IO = 1.0 A, CW / CCW mode
Vref = 10 V
VOUT GND measure,
IO = 0.2 A, CW / CCW mode
Vref = 10 V
VOUT GND measure,
3 IO = 0.4 A, CW / CCW mode
Vref = 10 V
VOUT GND measure,
IO = 0.5 A, CW / CCW mode
Vref = 10 V
VOUT GND measure,
IO = 1.0 A, CW / CCW mode
IL U VL = 25 V
4
IL L VL = 25 V
S/F
Type
Upper
Side
VF U1
IF = 0.4 A
Diode
Forward
Voltage
P Type
S/F
Type
Lower
Side
Upper
Side
VF U2
VF L1
IF = 1 A
5
IF = 0.4 A
P Type
Lower
Side
VF L2
IF = 1 A
Reference Current
Iref 2 Vref = 10 V, Source mode
MIN
3.5
GND
10.4
10.2
TYP.
8.0
0
6.5
3
0.7
0.9
0.8
1.0
0.9
1.3
1.2
11.2
10.9
11.0
10.7
1.5
2.5
0.9
1.2
20
MAX
13.0
50
10.0
5.5
0.8
10
1.2
1.2
1.35
1.35
1.8
1.85
12.2
12.0
50
50
40
UNIT
mA
µA
mA
V
µA
V
V
V
µA
V
µA
4 2001-08-27



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