OPA548

3

SBOS070B

www.ti.com

ELECTRICAL CHARACTERISTICS

OPA548T, F

PARAMETER

CONDITION

MIN

TYP

MAX

UNITS

OFFSET VOLTAGE

Input Offset Voltage

±2

±10

mV

vs Temperature

±30

µV/°C

vs Power Supply

30

100

µV/V

–100

–500

nA

vs Temperature

±0.5

nA/

°C

Input Offset Current

±5

±50

nA

NOISE

Input Voltage Noise Density, f = 1kHz

90

nV/

√Hz

Current Noise Density, f = 1kHz

200

fA/

√Hz

INPUT VOLTAGE RANGE

Common-Mode Voltage Range: Positive

Linear Operation

(V+) – 3

(V+) – 2.3

V

Negative

Linear Operation

(V–) – 0.1

(V–) – 0.2

V

Common-Mode Rejection

80

95

dB

INPUT IMPEDANCE

Differential

Ω || pF

Common-Mode

Ω || pF

OPEN-LOOP GAIN

Open-Loop Voltage Gain

90

98

dB

90

dB

FREQUENCY RESPONSE

Gain-Bandwidth Product

1

MHz

Slew Rate

10

V/

µs

Full-Power Bandwidth

See Typical Characteristics

kHz

Settling Time:

±0.1%

G = –10, 50V Step

15

µs

Total Harmonic Distortion + Noise, f = 1kHz

%

OUTPUT

Voltage Output, Positive

(V+) – 4.1

(V+) – 3.7

V

Negative

(V–) + 3.7

(V–) + 3.3

V

Positive

(V+) – 2.4

(V+) – 2.1

V

Negative

(V–) + 1.3

(V–) + 1.0

V

Maximum Continuous Current Output: dc

±3A

ac

3

Arms

Leakage Current, Output Disabled, dc

See Typical Characteristics

Output Current Limit

Current Limit Range

0 to

±5A

Current Limit Equation

±100

±250

mA

Capacitive Load Drive

OUTPUT ENABLE /STATUS (E/S) PIN

Shutdown Input Mode

E/S Pin Open or Forced High

(V–) + 2.4

V

E/S Pin Forced Low

(V–) + 0.8

V

E/S Pin High

–65

µA

E/S Pin Low

–70

µA

Output Disable Time

1

µs

Output Enable Time

3

µs

Thermal Shutdown Status Output

Normal Operation

Sourcing 20

µA(V–) + 2.4

(V–) + 3.5

V

Thermally Shutdown

Sinking 5

µA, T

(V–) + 0.8

V

Junction Temperature, Shutdown

+160

°C

Reset from Shutdown

+140

°C

POWER SUPPLY

Specified Voltage

±30

V

Operating Voltage Range

±4

±30

V

Quiescent Current

±17

±20

mA

Quiescent Current, Shutdown Mode

±6mA

TEMPERATURE RANGE

Specified Range

–40

+85

°C

Operating Range

–40

+125

°C

Storage Range

–55

+125

°C

Thermal Resistance,

θ

JC

7-Lead DDPAK, 7-Lead TO-220

f > 50Hz

2

°C/W

7-Lead DDPAK, 7-Lead TO-220

dc

2.5

°C/W

Thermal Resistance,

θ

JA

7-Lead DDPAK, 7-Lead TO-220

No Heat Sink

65

°C/W

the Typical Characteristics section for additional power levels. (4) See “Small-Signal Overshoot vs Load Capacitance” in the Typical Characteristics section.