ADA4638-1 查看數據表（PDF） - Analog Devices

零件编号

产品描述 (功能)

生产厂家

ADA4638-1

30 V Zero-Drift, Rail-to-Rail Output Precision Amplifier

Analog Devices 

Data Sheet

ADA4638-1

SPECIFICATIONS

ELECTRICAL CHARACTERISTICS—30 V OPERATION

VS = 30 V, VCM = VSY/2 V, TA = 25°C, unless otherwise specified.

Table 2.

Parameter

INPUT CHARACTERISTICS

Offset Voltage

Offset Voltage Drift

Input Bias Current

Input Offset Current

Input Voltage Range

Common-Mode Rejection Ratio

Open-Loop Gain

Input Resistance, Common Mode

Input Capacitance, Differential Mode

Input Capacitance, Common Mode

OUTPUT CHARACTERISTICS

Output Voltage High

Output Voltage Low

Short-Circuit Current

Closed-Loop Output Impedance

POWER SUPPLY

Power Supply Rejection Ratio

Supply Current/Amplifier

DYNAMIC PERFORMANCE

Slew Rate

Overload Recovery Time

Settling Time to 0.1%

Unity-Gain Crossover

Phase Margin

Gain-Bandwidth Product

−3 dB Closed-Loop Bandwidth

NOISE PERFORMANCE

Voltage Noise

Voltage Noise Density

Current Noise Density

Symbol

VOS

ΔVOS/ΔT

IB

IOS

CMRR

AVO

RINCM

CINDM

CINCM

VOH

VOL

ISC

ZOUT

PSRR

ISY

SR

tS

UGC

ΦM

GBP

f−3dB

en p-p

en

in

Test Conditions/Comments

Min Typ Max

−40°C ≤ TA ≤ +125°C; SOIC

−40°C ≤ TA ≤ +125°C; LFCSP

−40°C ≤ TA ≤ +125°C; SOIC

−40°C ≤ TA ≤ +125°C; LFCSP

−40°C ≤ TA ≤ +125°C

−40°C ≤ TA ≤ +125°C

VCM = 0 V to 27 V

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ, VO = 1 V to 29 V

−40°C ≤ TA ≤ +125°C

0.5 4.5

12.5

14.5

0.08

0.1

45

90

500

25

105

170

0

27

130 142

130

140 165

140

330

4

9

RL = 10 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 2 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 10 kΩ to VCM

−40°C ≤ TA ≤ +125°C

RL = 2 kΩ to VCM

−40°C ≤ TA ≤ +125°C

f = 1 MHz, AV = +1

29.90 29.92

29.85

29.50 29.58

29.35

50

60

95

235 270

445

±38

220

VS = 4.5 V to 30 V

−40°C ≤ TA ≤ +125°C

IO = 0 mA

−40°C ≤ TA ≤ +125°C

120 143

120

0.85 1.05

1.25

RL = 10 kΩ, CL = 20 pF, AV = +1

1.5

RL = 10 kΩ, CL = 20 pF, AV = −100

8

VIN = 5 V step, RL = 10 kΩ, CL = 20 pF, AV = −1

4

VIN = 30 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

1.3

VIN = 30 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

69

VIN = 30 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +100

1.5

VIN = 30 mV p-p, RL = 10 kΩ, CL = 20 pF, AV = +1

2.5

f = 0.1 Hz to 10 Hz

1.2

f = 1 kHz

66

f = 1 kHz

0.1

Unit

μV

μV

μV

μV/°C

μV/°C

pA

pA

pA

pA

V

dB

dB

dB

dB

GΩ

pF

pF

V

V

V

V

mV

mV

mV

mV

mA

Ω

dB

dB

mA

mA

V/μs

μs

μs

MHz

Degrees

MHz

MHz

μV p-p

nV/√Hz

pA/√Hz

Rev. 0 | Page 3 of 24

Share Link: