RT9137 datasheet(8/21 Pages) RICHTEK

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RT9137/8/9

DS9137/8/9-01 April 2011

www.richtek.com

Note :

(1) Slew rate is measured on rising and falling edges.

(2) Guaranteed by design, not subject to production testing.

(VS+ = 5V, VS- = -5V, RL = 1k

Ω to 0V, TA = 25°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Unit

Input Characteristics

Input Offset Voltage

VOS

VCM = 0

17.5

Average Offset Voltage Drift

Note (2)

ΔV

OS/ΔT

−40°C ≤ T

A ≤ 85°C

μV/°C

Input Bias Current

VCM = 0

Input Impedance

Note (2)

RIN

Input Capacitance

Note (2)

CIN

Common-Mode Input Range

CMIR

−5.5

5.5

Common-Mode Rejection Ratio CMRR

For VIN from −5.5V to 5.5V

Open-Loop Gain

AVOL

−4.5V ≤ VOUT ≤ 4.5V

Output Characteristics

Output Swing Low

VOL

IL = −5mA

−4.92

−4.85

Output Swing High

VOH

I L = 5mA

4.85

4.92

Continuous Output Current

IOC

±35

Peak Output Current

IPC

250

Power Supply

Power Supply Rejection Ratio

PSRR

VS is moved from ±2.25V to ±7.5V

Supply Current/Amplifier

ISY

No Load, Per Channel

4.6

Dynamic Performance

Slew Rate

Note (1)

−4.0V ≤ VOUT ≤ 4.0V, 20% to 80%

120

μs

Setting to ±0.1% (AV = +1)

Note (2)

(AV = 1), VOUT = 2V step

100

-3dB Bandwidth

RL = 10kΩ, CL =10 pF

MHz

Gain-Bandwidth Product

GBWP

RL = 10kΩ, CL =10 pF

MHz

Phase Margin

Note (2)

RL = 10kΩ, CL =10 pF

Channel Separation

f = 5MHz

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