Operational Amplifiers, Dual Power, 1.0 A Output Current TCA0372, TCA0372B, NCV0372B

(1)

Dual Power, 1.0 A Output Current

TCA0372, TCA0372B, NCV0372B

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.

Features

• Output Current to 1.0 A

• Slew Rate of 1.3 V/ m s

• 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

• NCV devices are AEC−Q100 Qualified and PPAP Capable

• These Devices are Pb−Free, Halogen Free/BFR Free and are RoHS Compliant

V

_CC

Output

Thermal Current

Bias Monitoring

Inv.

Input

Noninv.

Input

1 16

SOIC−16W DW SUFFIX CASE 751G www.onsemi.com

MARKING DIAGRAMS

A = Assembly Location WL = Wafer Lot

YY = Year

WW = Work Week G = Pb−Free Package TCA0372DW

AWLYYWWG 1

16 TCA0372BDW AWLYYWWG 1*

16 *Also applies to NCV0372BDWR2G.

PIN CONNECTIONS

V

_CC

Output B NC V

_EE

/GND

NC

Output A NC NC

V

_EE

/GND NC 16 15 14 13 12 11 10 1

2 3 4 5 6 7

- + + -

(2)

MAXIMUM RATINGS

Rating Symbol Value Unit

Supply Voltage (from V

_CC

to V

_EE

) V

_S

40 V

Input Differential Voltage Range V

IDR

Note 1 V

Input Voltage Range V

IR

Note 1 V

Junction Temperature (Note 2) T

J

+150 °C

Operating Temperature Range T

A

−40 to +125 °C

Storage Temperature Range T

stg

−55 to +150 °C

DC Output Current I

O

1.0 A

Peak Output Current (Nonrepetitive) I

(max)

1.5 A

Thermal Resistance, Junction−to−Air R

_qJA

80 °C/W

Thermal Resistance, Junction−to−Case R

_qJC

12 °C/W

Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected.

1. Either or both input voltages should not exceed the magnitude of V

_CC

or V

_EE

.

2. Power dissipation must be considered to ensure maximum junction temperature (T

J

) is not exceeded.

(3)

DC ELECTRICAL CHARACTERISTICS (V

_CC

= +15 V, V

_EE

= −15 V, R

_L

connected to ground, T

_A

= −40 ° to +125 ° C.)

Characteristics Symbol Min Typ Max Unit

Input Offset Voltage (V

_CM

= 0) T

_A

= +25°C

T

_A

, T

_low

to T

_high

V

_IO

−

− 1.0

− 15

20 mV

Average Temperature Coefficient of Offset Voltage DV

IO

/DT − 20 − mV/°C

Input Bias Current (V

CM

= 0) I

IB

− 100 500 nA

Input Offset Current (V

_CM

= 0) I

_IO

− 10 50 nA

Large Signal Voltage Gain

V

_O

= ±10 V, R

L

= 2.0 k A

VOL

30 100 − V/mV

Output Voltage Swing (I

_L

= 100 mA) T

A

= +25°C

T

A

= T

low

to T

high

T

_A

= +25°C T

_A

= T

_low

to T

_high

V

_OH

V

_OL

14.0 13.9 −

−

14.2 −14.2 −

−

−14.0 −

−13.9

V

Output Voltage Swing (I

_L

= 1.0 A) V

CC

= +24 V, V

EE

= 0 V, T

A

= +25°C V

CC

= +24 V, V

EE

= 0 V, T

A

= T

low

to T

high

V

_CC

= +24 V, V

_EE

= 0 V, T

_A

= +25 ° C V

_CC

= +24 V, V

_EE

= 0 V, T

_A

= T

_low

to T

_high

V

_OH

V

_OL

22.5 22.5 −

−

22.7 1.3 −

−

− 1.5 − 1.6

V

Input Common Mode Voltage Range T

A

= +25°C

T

A

= T

low

to T

high

V

_ICR

V

EE

to (V

CC

−1.0) V

EE

to (V

CC

−1.3)

V

Common Mode Rejection Ratio (R

S

= 10 k) CMRR 70 90 − dB

Power Supply Rejection Ratio (R

_S

= 100 W) PSRR 70 90 − dB

Power Supply Current

T

_A

= +25 ° C TCA0372

TCA0372B/NCV0372B T

_A

= T

_low

to T

_high

TCA0372

TCA0372B/NCV0372B

I

D

−

5.0 8.0

−

10 10 14 14

mA

AC ELECTRICAL CHARACTERISTICS (V

CC

= +15 V, V

EE

= −15 V, R

L

connected to ground, T

A

= +25°C, unless otherwise noted.)

Characteristics Symbol Min Typ Max Unit

Slew Rate (V

in

= −10 V to +10 V, R

L

= 2.0 k, C

L

= 100 pF)

A

_V

= −1.0, T

_A

= T

_low

to T

_high

SR 1.0 1.4 − V/ms

Gain Bandwidth Product (f = 100 kHz, C

_L

= 100 pF, R

_L

= 2.0 k) T

_A

= 25°C

T

A

= T

low

to T

high

GBW

0.9 0.7 1.4

− −

−

MHz

Phase Margin T

J

= T

low

to T

high

R

_L

= 2.0 k, C

_L

= 100 pF f

m

− 65 − Degrees

Gain Margin

R

_L

= 2.0 k, C

_L

= 100 pF A

_m

− 15 − dB

Equivalent Input Noise Voltage

R = 100 W , f = 1.0 to 100 kHz e

_n

− 22 − nV/ Hz √

(4)

V

_CC

= +15 V V

_EE

= -15 V R

_L

= 2.0 k W Figure 2. Supply Current versus Supply

Voltage with No Load

Figure 3. Output Saturation Voltage versus Load Current

Figure 4. Voltage Gain and Phase versus Frequency

Figure 5. Phase Margin versus Output Load Capacitance

,OUTPUT VOL TAGE (50 mV/DIV) ,OUTPUT VOL TAGE (5.0 V/DIV)

, SUPPL Y CURRENT (mA)

I CC 6.5

5.5

4.5

3.5 2.5 0 2.0 4.0 6.0 8.0 10 12 14 16 18 20

V

_CC

, |V

_EE

|, SUPPLY VOLTAGE (V)

0 0.5 1.0

I

_L

, LOAD CURRENT (A)

, OUTPUT SA TURA TION VOL TAGE (V) V sat

80 40 20

-20

1.0 10 100 1000 10000

130 120 110 100 90 80

f, FREQUENCY (kHz)

PHASE (DEGREES)

GAIN (dB)

0.4 C

_L

, OUTPUT LOAD CAPACITANCE (nF)

, PHASE MARGIN (DEGREES) φ m

60 70

50 40 30 20

0 0.8 1.2 1.6 2.0

V

_CC

= +15 V V

_EE

= -15 V R

_L

= 2.0 k W A

_V

= -100 V

_CC

= 24 V V

_EE

= 0 V

60 V

_CC

= +15 V V

_EE

= -15 V A

_V

= +1.0 R

_L

= 2.0 k W

V

_CC

= +15 V V

_EE

= -15 V A

_V

= +1.0 R

_L

= 2.0 k W V

_CC

V

_CC

-1.0 V

_CC

-2.0 V

_CC

+2.0

V

_EE

V

_CC

+1.0

(5)

V

_CC

= +15 V V

_EE

= -15 V A

_V

= +100 R

_L

= 50 W

t, TIME (100 m s/DIV)

Figure 8. Sine Wave Response

5.0 V/DIV 200 mV/DIV

Figure 9. Bidirectional DC Motor Control with Microprocessor−Compatible Inputs

V

_S

= Logic Supply Voltage Must Have V

_CC

> V

_S

E1, E2 = Logic Inputs +

-

+ - V

_CC

E2 E1

V

_S

/2

R7 V

_in

R1

R2 5.0 W

R5

R6 10 k R

_x

R3

0.1 m F

R8 10 k +

-

+ - V

_S

0.1 m F

10 k

10 k 10 k 10 k

Figure 10. Bidirectional Speed Control of DC Motors For circuit stability, ensure that R

_x

>where, R

_M

= internal resistance of motor.

The voltage available at the terminals of the motor is:

where, |R

_o

| =and I

_M

is the motor current.

2R3 @ R1 RM

VM + 2(V1– VS

2 ) ) |Ro| @ IM 2R3 @ R1

Rx

ORDERING INFORMATION

Device Package Shipping

^†

TCA0372DWR2G SOIC−16W

(Pb−Free) 1000 / Tape & Reel

(6)

SOIC−16 WB CASE 751G

ISSUE E

DATE 08 OCT 2021 SCALE 1:1

XXXXX = Specific Device Code A = Assembly Location WL = Wafer Lot YY = Year WW = Work Week G = Pb−Free Package

GENERIC MARKING DIAGRAM*

16

1 XXXXXXXXXXX XXXXXXXXXXX AWLYYWWG 1

*This information is generic. Please refer to device data sheet for actual part marking.

Pb−Free indicator, “G” or microdot “G”, may

or may not be present. Some products may

not follow the Generic Marking.

(7)