5.5 Electrical Characteristics - LM2902B-Q1 and LM2902BA-Q1

For VS = (V+) – (V–) = 5V to 36V (±2.5V to ±18V), at TA = 25°C, VCM = VOUT = VS / 2, and RL = 10k connected to VS / 2

(unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OFFSET VOLTAGE

VOS

Input offset voltage

LM2902B-Q1

±0.3

±3.0

mV

TA = –40°C to 125°C

±4.0

LM2902BA-Q1

±0.3

±2

TA = –40°C to 125°C

±2.5

dVOS/dT

Input offset voltage drift

RS = 0Ω

TA = –40°C to 125°C

±7

μV/°C

PSRR

Input offset voltage versus

power supply

65

100

dB

Channel separation

f = 1kHz to 20kHz

120

dB

INPUT VOLTAGE RANGE

VCM

Common-mode voltage

range

VS = 3V to 36V

V–

(V+) – 1.5

V

VS = 5V to 36V

TA = –40°C to 125°C

V–

(V+) – 2

CMRR

Common-mode rejection

ratio

(V–) ≤ VCM ≤ (V+) – 1.5V

VS = 3V to 36V

70

80

dB

(V–) ≤ VCM ≤ (V+) – 2V

VS = 5V to 36V

TA = –40°C to 125°C

65

80

INPUT BIAS CURRENT

IB

Input bias current

-10

-35

nA

TA = –40°C to 125°C

-50

dIOS/dT

Input offset current drift

TA = –40°C to 125°C

10

pA/°C

IOS

Input offset current

±0.5

±4

nA

TA = –40°C to 125°C

±5

dIOS/dT

Input offset current drift

TA = –40°C to 125°C

10

pA/°C

NOISE

EN

Input voltage noise

f = 0.1Hz to 10Hz

3

μVPP

eN

Input voltage noise density RS = 100Ω, VI = 0V, f = 1kHz (see Noise-Test Circuit)

35

nV/√Hz

INPUT IMPEDANCE

ZID

Differential

10 || 0.1

MΩ || pF

ZICM

Common-mode

4 || 1.5

GΩ || pF

OPEN-LOOP GAIN

AOL

Open-loop voltage gain

VS = 15V, VO = 1V to 11V, RL ≥ 10kΩ, connected to

(V-)

50

100

V/mV

TA = –40°C to 125°C

25

FREQUENCY RESPONSE

GBW

Gain-bandwidth product

RL = 1MΩ, CL = 20pF (see Unity-Gain Amplifier)

1.2

MHz

SR

Slew rate

RL = 1MΩ, CL = 30pF, VI = ±10V (see Unity-Gain Amplifier)

0.5

V/μs

Θm

Phase margin

G = +1, RL = 10kΩ, CL = 20pF

56

°

tS

Settling time

To 0.1%, VS = 5V, 2V Step , G = +1, CL = 100pF

4

μs

Overload recovery time

VIN × gain > VS

10

μs

THD+N

Total harmonic distortion +

noise

G = +1, f = 1kHz, VO = 3.53VRMS, VS = 36V, RL = 100k, IOUT ≤ 50µA, BW = 80kHz

0.001%

OUTPUT

VO

Voltage output swing from

rail

Positive Rail (V+)

IOUT = -50µA

1.35

1.5

V

VO

IOUT = -1mA

1.4

1.6

V

VO

IOUT = -5mA

1.5

1.75

V

VO

Negative Rail (V-)

IOUT = 50µA

100

150

mV

VO

IOUT = 1mA

0.75

1

V

VO

VS = 5V, RL ≤ 10kΩ

connected to (V–)

TA = –40°C to 125°C

5

20

mV

IO

Output current

VS = 15V; VO = V-; VID = 1V

Source

-20(1)

-30

mA

TA = –40°C to 125°C

-10(1)

mA

VS = 15V; VO = V+; VID = -1V Sink

10(1)

20

mA

TA = –40°C to 125°C

5(1)

mA

VID = -1V; VO = (V-) + 200mV

50

85

μA

ISC

Short-circuit current

VS = 20V, (V+) = 10V, (V-) = -10V, VO = 0V

±40

±60

mA

CLOAD

Capacitive load drive

100

pF

LM2902-Q1, LM2902B-Q1, LM2902BA-Q1

SGLS178I – AUGUST 2003 – REVISED NOVEMBER 2024

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