OPA561

SBOS206E − DECEMBER 2001 − REVISED FEBRUARY 2007

www.ti.com

3

ELECTRICAL CHARACTERISTICS (continued)

At TCASE = +25°C, VS = 15V, load connected to VS/2, and E/S enabled, unless otherwise noted.

OPA561

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

OUTPUT

Voltage Output, Positive

IO = 0.5A

(V+) − 1

(V+) − 0.7

V

Negative

IO = −0.5A

(V−) + 1

(V−) + 0.7

V

Positive

IO = 1A

(V+) − 1.5

(V+) − 1.2

V

Negative

IO = −1A

(V−) + 1.5

(V−) + 1.2

V

Maximum Continuous Current Output, dc

1.2

A

Output Impedance

ZO

G = +2, f = 100kHz

0.05

Ω

Ouput Current Limit Range

±0.2 to ±1.2

A

Current Limit Tolerance(2)

RCL = 2kΩ (ILIM = ±1A)

±50

mA

Asymmetry

Comparing Positive and Negative Limits

10

%

Current Limit Overshoot(3)

V = 5V Pulse (200ns tr), G = +2

50

%

Output Disabled

Output Resistance

10

M

Ω

Output Capacitance

140

pF

OUTPUT ENABLE/STATUS AND FLAG PINS

Shutdown Input Mode

VE/S HIGH (output enabled)(4)

E/S Pin Open or Forced HIGH

(V−) + 2

(V−) + 5

V

VE/S LOW (output disabled)

E/S Pin Forced LOW

(V−) − 0.4

(V−) + 0.8

V

IE/S HIGH (output enabled)

E/S Pin Indicates HIGH

20

µA

IE/S LOW (output disabled)

E/S Pin Indicates LOW

0.1

µA

Output Disable Time

50

ns

Output Enable Time

3

µs

Thermal Shutdown Status

Normal Operation

Sourcing 20

µA

(V−) + 2

V

Thermally Shutdown

(V−) + 0.8

V

Current Limit Status

Normal Operation

Sourcing 20

µA

(V−) + 0.8

V

Current Limit Flagged

(V−) + 2

V

Junction Temperature at Shutdown

+160

°C

Reset Temperature from Shutdown

+140

°C

POWER SUPPLY

Specified Voltage

VS

15

V

Operating Voltage Range, (V+) − (V−)

7

16

V

Quiescent Current

IQ

ILIM Connected to V−, IQ = 0

50

60

mA

vs Temperature

60

70

mA

Quiescent Current in Shutdown

Mode

ILIM Connected to V−

250

µA

TEMPERATURE RANGE

Specified Junction Temperature Range

−40

+125

°C

Storage Range

−65

+150

°C

Thermal Resistance

HTSSOP-20 PowerPAD

qJC

1.4

°C/W

qJA

2oz. Trace and 9in2 Copper Pad with Solder

32

°C/W

qJA

Without Heatsink

100

°C/W

Not Recommended for New Designs