LX6431 datasheet(2/11 Pages) MICROSEMI

Part #	LX6431

Description	PRECISION PROGRAMMABLE REFERENCES

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Manufacturer	MICROSEMI [Microsemi Corporation]

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P RODU C T ION D AT A S HEET

T HE

I NFI N ITE

P O W ER

OF

I N NOVATIO N

L IN F IN IT Y M IC ROEL E C TRON IC S I NC .

11861 WESTERN AVENUE, GARDEN GROVE, CA. 92841, 714-898-8121, FAX: 714-893-2570

2

Copyright

Rev. 1.4a,2005-04-04

LX6431 / 6431A / 6431B

P RECI SION P RO GRAMM A B L E R EFE R ENCE S

ABSOLUTE MAXI MUM RATI NGS

Cathode to Anode Voltage (VKA).................................................................... -0.3V to 37V

Reference Input Current (IREF) .....................................................................-50µA to 10µA

Continuous Cathode Current (IK)........................................................... -100mA to 150mA

Operating Temperature Range ................................................................................... 150°C

Maximum Operating Junction Temperature

Plastic (DM & LP Packages) ..................................................................................... 150°C

Storage Temperature Range.........................................................................-65°C to 150°C

Package Peak Temp. for Solder Reflow (40 seconds maximum exposure) ... 260°C (+0 -5)

Note: Exceeding these ratings could cause damage to the device. All voltages are with respect to

Ground. Currents are positive into, negative out of specified terminal

.

Pin numbers refer to DIL packages only.

TH ERM A L DATA

DM Plastic SOIC 8-Pin

THERMAL RESISTANCE

-JUNCTION TO AMBIENT,

θJA

165

°C/W

LP

Plastic TO-92 3-Pin

THERMAL RESISTANCE

-JUNCTION TO AMBIENT,

θJA

156

°C/W

PK Plastic TO-89 3-Pin

THERMALRESISTANCE

-JUNCTION TO TAB,

θJT

35°C/W

THERMAL RESISTANCE

-JUNCTION TO AMBIENT,

θJA

71

°C/W

Junction Temperature Calculation: TJ = TA + (PD x θJA).

The θJA numbers are guidelines for the thermal performance of the device/pc-board system. All of the

above assume no ambient airflow.

PACKAGE PI N OUT

CATHODE

N.C.

ANODE

N.C.

ANODE

REF

1

2

3

4

5

6

7

8

DM PACKAGE

(Top View)

1

CATHODE

2

3

ANODE

REF

LP PACKAGE

(Top View)

REF

ANODE

CATHODE

1

2

3

PK PACKAGE

(Top View)

N.C. – No Connection

RoHS / Pb-free 100% Matte Tin Lead Finish

SI MPLIFI ED BLOCK DI AGRAM

+

-

V

REF

REF(R)

Cathode (K)

Anode (A)

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