OPA314AIDBVT datasheet(7/53 Pages) TI2

7 / 53 page

OPA314, OPA2314, OPA4314

www.ti.com

SBOS563G – MAY 2011 – REVISED JUNE 2015

6.5 Thermal Information: OPA2314

OPA2314

THERMAL METRIC(1)

D (SO)

DGK (MSOP)

DRB (DFN)

UNIT

8 PINS

RθJA

Junction-to-ambient thermal resistance

138.4

191.2

53.8

°C/W

RθJC(top)

Junction-to-case(top) thermal resistance

89.5

61.9

69.2

°C/W

RθJB

Junction-to-board thermal resistance

78.6

111.9

20.1

°C/W

ψJT

Junction-to-top characterization parameter

29.9

5.1

3.8

°C/W

ψJB

Junction-to-board characterization parameter

78.1

110.2

11.6

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6.6 Thermal Information: OPA4314

OPA4314

THERMAL METRIC(1)

D (SOIC)

PW (TSSOP)

UNIT

14 PINS

RθJA

Junction-to-ambient thermal resistance

93.2

121

°C/W

RθJC(top)

Junction-to-case(top) thermal resistance

51.8

49.4

°C/W

RθJB

Junction-to-board thermal resistance

49.4

62.8

°C/W

ψJT

Junction-to-top characterization parameter

13.5

5.9

°C/W

ψJB

Junction-to-board characterization parameter

42.2

62.2

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6.7 Electrical Characteristics

VS = 1.8 V to 5.5 V; At TA = 25 °C, RL = 10 kΩ connected to VS/2, VCM = VS/2, and VOUT = VS/2, unless otherwise noted.

(1)

TA = 25 °C

TA = –40°C to 125°C

PARAMETER

TEST CONDITIONS

UNIT

MIN

TYP

MAX

MIN

TYP

MAX

OFFSET VOLTAGE

VOS

Input offset voltage

VCM = (VS+) – 1.3 V

0.5

2.5

dVOS/dT

vs Temperature

μV/°C

PSRR

vs power supply

VCM = (VS+) – 1.3 V

Over temperature

Channel separation, DC

At DC

µV/V

INPUT VOLTAGE RANGE

Common-mode voltage

(V–) –

(V+) +

VCM

range

0.2

VS = 1.8 V to 5.5 V, (VS–) – 0.2 V < VCM <

Common-mode rejection

(VS+) – 1.3 V

CMRR

ratio

VS = 5.5 V, VCM = –0.2 V to 5.7 V

(2)

VS = 1.8 V, (VS–) – 0.2 V < VCM < (VS+) – 1.3 V

Over temperature

VS = 5.5 V, (VS–) – 0.2 V < VCM < (VS+) – 1.3 V

VS = 5.5 V, VCM = –0.2 V to 5.7 V

(2)

INPUT BIAS CURRENT

Input bias current

±0.2

±10

Over temperature

±600

IOS

Input offset current

±0.2

±10

Over temperature

±600

NOISE

Input voltage noise

f = 0.1 Hz to 10 Hz

μVPP

(peak-to-peak)

(1)

Parameters with minimum or maximum specification limits are 100% production tested at +25ºC, unless otherwise noted. Over

temperature limits are based on characterization and statistical analysis.

(2)

Specified by design and characterization; not production tested.

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