AIWA dx p50 Diagram

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The TCA0372 is a monolithic circuit intended for use as a power
operational amplifier in a wide range of applications, including servo
amplifiers and power supplies. No deadband crossover distortion provides
better performance for driving coils.

• Output Current to 1.0 A

• Slew Rate of 1.3 V/µs

• Wide Bandwidth of 1.1 MHz

• Internal Thermal Shutdown

• Single or Split Supply Operation

• Excellent Gain and Phase Margins

• Common Mode Input Includes Ground

• Zero Deadband Crossover Distortion

Representative Block Diagram

V

CC

Current

Bias

Monitoring

DW SUFFIX

PLASTIC PACKAGE

CASE 751G

SOP (12+2+2)L

16

1

DP1 SUFFIX

PLASTIC PACKAGE

CASE 626

16

1

DP2 SUFFIX

PLASTIC PACKAGE

CASE 648

8

1

PIN CONNECTIONS

TCA0372DP2

Output A

Output B

VEE/Gnd

Inputs B

Inputs A

1
2

V

CC

3
4

+

–

5
6
7
8

(Top View)

*Pins 4 and 9 to 16 are internally connected.

16

Gnd

15

Gnd

14

Gnd

13

Gnd

12

Gnd

11

+

Gnd

–

10

Gnd

9

Gnd

Inv.

Input

Output

Noninv.

Input

Thermal

Protection

V

EE

ORDERING INFORMATION

Operating

Device

TCA0372DW
TCA0372DP1
TCA0372DP2

This document contains information on a new product. Specifications and information herein
are subject to change without notice.

MOTOROLA ANALOG IC DEVICE DATA

Temperature Range

TJ = –40° to +150°C

Package

SOP (12+2+2) L

Plastic DIP
Plastic DIP

TCA0372DW

V

Output B

VEE/Gnd

Inputs –B
Inputs +B

CC

NC

NC

1
2
3
4
5
6
7
8

(Top View)

16

Output A

15

NC

14

NC
13
12
11

NC
10

Input –A

9

Input +A

VEE/Gnd

TCA0372DP1

Output A

Output B

VEE/Gnd

 Motorola, Inc. 1996 Rev 1

1
2

V

CC

3
4

(Top View)

8

–
+

+
–

7
6
5

Inputs A

Inputs B

1

MAXIMUM RATINGS

Rating Symbol Value Unit

Supply Voltage (from VCC to VEE) V
Input Differential Voltage Range V
Input Voltage Range V
Junction Temperature (Note 2) T
Storage Temperature Range T
DC Output Current I
Peak Output Current (Nonrepetitive) I

S

IDR

IR

J

stg

O

(max)

TCA0372

40 V
(Note 1) V
(Note 1) V

+150 °C

–55 to +150 °C

1.0 A

1.5 A

DC ELECTRICAL CHARACTERISTICS (V

Characteristics

Input Offset Voltage (VCM = 0)

TJ = +25°C

TJ, T
Average Temperature Coefficient of Of fset Voltage ∆VIO/∆T — 20 — µV/°C
Input Bias Current (VCM = 0) I
Input Offset Current (VCM = 0) I
Large Signal Voltage Gain

VO = ±10 V, RL = 2.0 k
Output Voltage Swing (IL = 100 mA)

TJ = +25°C

TJ = T

TJ = +25°C

TJ = T
Output Voltage Swing (IL = 1.0 A)

VCC = +24 V, VEE = 0 V, TJ = +25°C

VCC = +24 V, VEE = 0 V, TJ = T

VCC = +24 V, VEE = 0 V, TJ = +25°C

VCC = +24 V, VEE = 0 V, TJ = T
Input Common Mode Voltage Range

TJ = +25°C

TJ = T
Common Mode Rejection Ratio (RS = 10 k) CMRR 70 90 — dB
Power Supply Rejection Ratio (RS = 100 Ω) PSRR 70 90 — dB
Power Supply Current

TJ = +25°C

TJ = T

NOTES: 1. Either or both input voltages should not exceed the magnitude of VCC or VEE.

to T

low

high

to T

low

high

to T

low

high

to T

low

to T

low

to T

low

high

to T

low

high

2.Power dissipation must be considered to ensure maximum junction temperature (TJ) is not exceeded.

= +15 V, VEE = –15 V, RL connected to ground, TJ = –40° to +125°C.)

CC

Symbol Min Typ Max Unit

V

high

high

A

V

V

V

V

V

IO

IB
IO

VOL

OH

OL

OH

OL

ICR

I

D

—
—

— 100 500 nA
— 10 50 nA

30 100 — V/mV

14.0

13.9
—
—

22.5

22.5
—
—

VEE to (VCC –1.0)
VEE to (VCC –1.3)

—
—

1.0
—

14.2
—

–14.2

—

22.7
—

1.3
—

5.0
—

15
20

—

—
–14.0
–13.9

—

—

1.5

1.5

10

14

mV

V

V

V

mA

AC ELECTRICAL CHARACTERISTICS (V

Characteristics

Slew Rate (Vin = –10 V to +10 V, RL = 2.0 k, CL = 100 pF)

AV = –1.0, TJ = T

Gain Bandwidth Product (f = 100 kHz, CL = 100 pF, RL = 2.0 k)

TJ = 25°C
TJ = T

Phase Margin TJ = T

RL = 2.0 k, CL = 100 pF

Gain Margin

RL = 2.0 k, CL = 100 pF

Equivalent Input Noise Voltage

RS = 100 Ω, f = 1.0 to 100 kHz

Total Harmonic Distortion

AV = –1.0, RL = 50 Ω, VO = 0.5 VRMS, f = 1.0 kHz

NOTE: In case VEE is disconnected before VCC, a diode between VEE and Ground is recommended to avoid damaging the device.

low

to T

high

low

to T

low

high

to T

high

2

= +15 V, VEE = –15 V, RL connected to ground, TJ = +25°C, unless otherwise noted.)

CC

Symbol Min Typ Max Unit

SR 1.0 1.4 — V/µs

GBW

φ

m

A

m

e

n

THD — 0.02 — %

0.9

0.7
— 65 — Degrees

— 15 — dB

— 22 —

1.4
—

MOTOROLA ANALOG IC DEVICE DATA

—

MHz

—

nV/ Hz√

TCA0372

Figure 1. Supply Current versus Suppy V oltage

with No Load

6.5

5.5

4.5

, SUPPLY CURRENT (mA)I

3.5

CC

2.5
0 2.0 4.0 6.0 8.0 10 12 14 16 18 20

VCC, |VEE|, SUPPLY VOLTAGE (V)

Figure 3. V oltage Gain and Phase

versus Frequency

80

60

40

VCC = +15 V
VEE = –15 V
RL = 2.0 k

Figure 2. Output Saturation Voltage

versus Load Current

V

VCC–1.0

VCC–2.0

VCC+2.0

VCC+1.0

, OUTPUT SA TURATION VOLTAGE (V)V

sat

CC

V

EE

0 1.00.5

IL, LOAD CURRENT (A)

VCC = 24 V
VEE = 0 V

Figure 4. Phase Margin versus Output

Load Capacitance

80

90

Ω

100

70

60

50

VCC = +15 V
VEE = –15 V

Ω

RL = 2.0 k
AV = –100

GAIN (dB)

20

–20

1.0 10 100 1000 10000
f, FREQUENCY (kHz)

110

PHASE (DEGREES)

120

130

40

, PHASE MARGIN (DEGREES)

30

m

φ

20

0 0.8 1.2 1.6 2.0

0.4
CL, OUTPUT LOAD CAPACITANCE (nF)

Figure 5. Small Signal Transient Response Figure 6. Large Signal T ransient Response

VCC = +15 V
VEE = –15 V
AV = +1.0

Ω

RL = 2.0 k

,OUTPUT VOLTAGE (50 mV/DIV)

O

V

, OUTPUT VOLTAGE (5.0 V/DIV)

O

V

VCC = +15 V
VEE = –15 V
AV = +1.0

Ω

RL = 2.0 k

t, TIME (1.0 µs/DIV)

MOTOROLA ANALOG IC DEVICE DATA

t, TIME (10 µs/DIV)

3