7

THVD1510, THVD1512

THVD1550, THVD1551, THVD1552

www.ti.com

SLLSEV1 – SEPTEMBER 2017

Product Folder Links: THVD1510 THVD1512 THVD1550 THVD1551 THVD1552

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Copyright © 2017, Texas Instruments Incorporated

(1)

The algebraic convention, in which the least positive (most negative) limit is designated as minimum is used in this data sheet.

7.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)

MIN

NOM

MAX

UNIT

Supply voltage

4.5

5.5

V

-15

15

V

High-level input voltage (driver, driver enable, and receiver enable

inputs)

2

V

Low-level input voltage (driver, driver enable, and receiver enable

inputs)

0

0.8

V

Differential input voltage

-15

15

V

Output current, driver

-60

60

mA

Output current, receiver

-8

8

mA

Differential load resistance

54

Ω

Signaling rate

THVD1510, THVD1512

500

kbps

THVD1550, THVD1551, THVD1552

50

Mbps

Operating ambient temperature

-40

125

°C

Junction temperature

-40

150

°C

(1)

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

report.

7.4 Thermal Information

THVD1510

THVD1550

THVD1552

THVD1510

THVD1550

THVD1551

THVD1512

THVD1552

UNIT

D (SOIC)

D (SOIC)

DGK (VSSOP)

DGS (VSSOP)

8 PINS

14 PINS

8 PINS

10 PINS

Junction-to-ambient thermal resistance

112.4

88.0

151.7

151.4

°C/W

Junction-to-case (top) thermal resistance

62.7

45.4

62.8

59.3

°C/W

Junction-to-board thermal resistance

62.0

44.1

81.3

81.6

°C/W

Junction-to-top characterization parameter

15.4

11.3

7.8

6.5

°C/W

Junction-to-board characterization parameter

61.3

43.7

79.8

79.9

°C/W

Junction-to-case (bottom) thermal resistance

N/A

N/A

N/A

N/A

°C/W

7.5 Power Dissipation

PARAMETER

TEST CONDITIONS

VALUE

UNIT

PD

Driver and receiver enabled,

50% duty cycle square wave at

signaling rate

Unterminated

THVD151x 500 kbps

210

mW

THVD155x 50 Mbps

350

RS-422 load

THVD151x 500 kbps

220

mW

THVD155x 50 Mbps

330

RS-485 load

THVD151x 500 kbps

250

mW

THVD155x 50 Mbps

340