Document Number: 31512

Revision 08-Sep-04

www.vishay.com

48

MDP 45, 46

Vishay Dale

For Technical Questions, contact: ff2aresistors@vishay.com

Thick Film Resistor Networks, Dual-In-Line, Molded DIP

FEATURES

• 0.190" [4.83mm] maximum seated height

• Rugged, molded case construction

• Low temperature coefficient (- 55°C to + 125°C),

MDP 1645: ± 100ppm/°C, MDP 1646: ± 250ppm/°C

• Compatible with automatic insertion equipment

• Highly stable thick film

• Reduces PC board space and reduces total assembly

costs

• Available in tube pack

GLOBAL

RESISTOR

PACKAGE

STANDARD

TEMPERATURE

TEMPERATURE

WEIGHT

MODEL/

POWER RATING

POWER RATING

TOLERANCE

COEFFICIENT

COEFFICIENT

PIN NO.

Max. @ 70

Max. @ 70

(- 55

TRACKING

WW

ppm/

ppm/

MDP1645

0.125

2.0

2

± 100

± 150

1.5

Typical

MDP1646

0.125

2.0

5

± 250

± 150

1.5

Typical

STANDARD ELECTRICAL SPECIFICATIONS

SCSI-BUS signal terminator

The MDP1646 network consists of 21 resistors of 2 different values,

internally divided into seven (7) identical three (3) resistor sections for

SCSI-BUS terminator applications.

R

1

R

2

R

1

8

9

16

1

330

Ω

150

Ω

1

16

V

EE

270

Ω

180

Ω

820

Ω

V

CC

V

CC

OUTPUTS TO ECL

TTL to ECL translator

The MDP1645 network consists of 18 resistors of 3 different values,

internally divided into six (6) identical three (3) resistor sections for TTL

to ECL translation.

MDP1645 Schematic

MDP1646 Schematic

TTL INPUTS

CIRCUIT APPLICATIONS

330

Ω

GLOBAL PART NUMBER INFORMATION

New Global Part Numbering: MDP1646D04 (preferred part numbering format)

MD

P

1

6

4

6

D

0

4

Historical Part Number: MDP1646 (will continue to be accepted)

MDP

16

46

D04

HISTORICAL MODEL

PIN COUNT

SCHEMATIC

PACKAGING

GLOBAL MODEL

PIN COUNT

SCHEMATIC

PACKAGING

SPECIAL

MDP

16

45 = TTL/ECL Translator

46 = Signal Terminator

E04 = Lead Free, Tube

D04 = Tin/Lead, Tube

Blank = Standard

(Dash Number)

(up to 3 digits)

From 1-999 as applicable