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DISCRETE SEMICONDUCTORS

M3D176

PLVA400A series

Low-voltage avalanche regulator diodes

Product specification

1996 Apr 26

Supersedes data of April 1992

File under Discrete Semiconductors, SC01

Philips Semiconductors

Product specification

 

 

 

 

Low-voltage avalanche regulator diodes

PLVA400A series

 

 

 

 

FEATURES

·Very low dynamic impedance at low currents: approximately 1¤20 of conventional series

·Hard breakdown knee

·Low noise: approximately 1¤10 of conventional series

·Total power dissipation: max. 400 mW

·Small tolerances of VZ

·Working voltage range: nom. 5.0 to 6.8 V

·Non-repetitive peak reverse power dissipation: max. 30 W.

APPLICATIONS

·Low current, low power, low noise applications

·CMOS RAM back-up circuits

·Voltage stabilizers

·Voltage limiters

·Smoke detector relays.

LIMITING VALUES

DESCRIPTION

High performance voltage regulator diodes in hermetically sealed leaded glass SOD27 (DO-35) packages.

The series consists of PLVA450A to PLVA468A.

handbook, halfpage k

a

 

MAM239

Fig.1 Simplified outline (SOD27; DO-35) and symbol.

MARKING

TYPE NUMBER

MARKING CODE

 

 

PLVA450A

450APH

 

 

PLVA453A

453APH

 

 

PLVA456A

456APH

 

 

PLVA459A

459APH

 

 

PLVA462A

462APH

 

 

PLVA465A

465APH

 

 

PLVA468A

468APH

 

 

In accordance with the Absolute Maximum Rating System (IEC 134).

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

 

 

 

 

 

 

IF

continuous forward current

 

-

250

mA

IZRM

repetitive peak working current

tp = 100 ms; d = 10%

 

250

mA

Ptot

total power dissipation

Ttp £ 55 °C; note 1

-

400

mW

PZSM

non-repetitive peak reverse power

tp = 100 ms; Tj = 150 °C

 

30

W

 

dissipation

 

 

 

 

 

 

 

 

 

 

Tstg

storage temperature

 

-65

+200

°C

Tj

junction temperature

 

-

175

°C

Note

1. Lead length 8 mm.

1996 Apr 26

2

Philips Semiconductors

 

 

 

 

Product specification

 

 

 

 

 

 

 

 

Low-voltage avalanche regulator diodes

 

PLVA400A series

 

 

 

 

 

 

 

 

 

ELECTRICAL CHARACTERISTICS

 

 

 

 

 

 

 

Tj = 25 °C; unless otherwise specified.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

PARAMETER

CONDITIONS

MIN.

 

TYP.

 

MAX.

UNIT

 

 

 

 

 

 

 

 

 

VF

forward voltage

IF = 10 mA

 

 

0.9

V

VZ

working voltage

IZ = 250 μA

 

 

 

 

 

 

 

PLVA450A

 

4.80

 

5.00

 

5.20

V

 

PLVA453A

 

5.10

 

5.30

 

5.50

V

 

PLVA456A

 

5.40

 

5.60

 

5.80

V

 

PLVA459A

 

5.70

 

5.90

 

6.10

V

 

PLVA462A

 

6.00

 

6.20

 

6.40

V

 

PLVA465A

 

6.30

 

6.50

 

6.70

V

 

PLVA468A

 

6.60

 

6.80

 

7.00

V

 

 

 

 

 

 

 

 

 

VZ

working voltage

IZ = 10 μA

 

 

 

 

 

 

 

PLVA450A

 

 

4.30

 

V

 

PLVA453A

 

 

5.20

 

V

 

PLVA456A

 

 

5.51

 

V

 

PLVA459A

 

 

5.85

 

V

 

PLVA462A

 

 

6.19

 

V

 

PLVA465A

 

 

6.49

 

V

 

PLVA468A

 

 

6.80

 

V

 

 

 

 

 

 

 

 

 

RZ

dynamic resistance

1 kHz superimposed;

 

 

 

 

 

 

 

PLVA450A

IZAC is 10% of IZDC; IZ = 250 μA

 

 

700

Ω

 

PLVA453A

 

 

 

250

Ω

 

PLVA456A to PLVA468A

 

 

 

100

Ω

 

 

 

 

 

 

 

 

 

SZ

temperature coefficient

IZ = 250 μA

 

 

 

 

 

 

 

PLVA450A

 

 

0.20

 

mV/K

 

PLVA453A

 

 

1.60

 

mV/K

 

PLVA456A

 

 

1.90

 

mV/K

 

PLVA459A

 

 

2.40

 

mV/K

 

PLVA462A

 

 

2.65

 

mV/K

 

PLVA465A

 

 

2.90

 

mV/K

 

PLVA468A

 

 

3.40

 

mV/K

 

 

 

 

 

 

 

 

 

IR

reverse current

VR = 80% VZ nominal

 

 

 

 

 

 

 

PLVA450A

 

 

 

20000

nA

 

PLVA453A

 

 

 

5000

nA

 

PLVA456A

 

 

 

1000

nA

 

PLVA459A

 

 

 

500

nA

 

PLVA462A

 

 

 

100

nA

 

PLVA465A

 

 

 

50

nA

 

PLVA468A

 

 

 

10

nA

 

 

 

 

 

 

 

 

 

1996 Apr 26

3

Philips Semiconductors

 

 

 

 

 

 

Product specification

 

 

 

 

 

 

 

 

 

 

 

Low-voltage avalanche regulator diodes

 

PLVA400A series

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

PARAMETER

 

CONDITIONS

 

MIN.

 

TYP.

 

MAX.

UNIT

 

 

 

 

 

 

 

 

 

 

 

 

IR

reverse current

VR = 50% VZ nominal

 

 

 

 

 

 

 

 

 

PLVA450A

 

 

 

 

 

34

 

nA

 

PLVA453A

 

 

 

 

 

22

 

nA

 

PLVA456A

 

 

 

 

 

1.1

 

nA

 

PLVA459A

 

 

 

 

 

0.9

 

nA

 

PLVA462A

 

 

 

 

 

0.9

 

nA

 

PLVA465A

 

 

 

 

 

0.9

 

nA

 

PLVA468A

 

 

 

 

 

0.8

 

nA

 

 

 

 

 

 

 

 

 

 

 

 

IR

reverse current

VR = 90% VZ nominal

 

 

 

 

 

 

 

 

 

PLVA450A

 

 

 

 

 

21

 

μA

 

PLVA453A

 

 

 

 

 

3.5

 

μA

 

PLVA456A

 

 

 

 

 

1.3

 

μA

 

PLVA459A

 

 

 

 

 

1.0

 

μA

 

PLVA462A

 

 

 

 

 

0.05

 

μA

 

PLVA465A

 

 

 

 

 

0.04

 

μA

 

PLVA468A

 

 

 

 

 

0.006

 

μA

 

 

 

 

 

 

 

 

 

 

 

 

 

VZ

line regulation

 

 

 

 

 

 

 

 

 

 

 

 

PLVA459A to PLVA468A

ILO = 10 μA; IHi = 1 mA

 

 

 

0.1

V

 

PLVA456A

ILO = 50 μA; IHi = 1 mA

 

 

 

0.1

V

 

PLVA450A

ILO = 100 μA; IHi = 1 mA

 

 

 

0.4

V

 

PLVA453A

ILO = 100 μA; IHi = 1 mA

 

 

 

0.2

V

Vn

noise voltage density

f = 1 kHz; B = 1 kHz; IZ = 250 μA

 

 

 

1.0

μV

 

 

 

 

 

 

 

 

 

 

 

 

-----------

 

 

 

 

 

 

 

 

 

 

 

 

Hz

 

 

 

 

 

 

 

 

 

 

 

 

 

THERMAL CHARACTERISTICS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SYMBOL

PARAMETER

 

 

CONDITIONS

 

 

VALUE

 

 

UNIT

 

 

 

 

 

 

 

 

 

 

 

Rth j-tp

thermal resistance from junction to tie-point

 

lead length 8 mm.

 

 

300

 

 

 

K/W

Rth j-a

thermal resistance from junction to ambient

 

lead length max.

 

 

380

 

 

 

K/W

1996 Apr 26

4

Philips Semiconductors

Product specification

 

 

Low-voltage avalanche regulator diodes

PLVA400A series

 

 

PACKAGE OUTLINE

 

dbook, full pagewidth

 

 

 

0.56

 

 

 

 

max

1.85

25.4 min

4.25

25.4 min

MLA428 - 1

max

max

 

 

 

 

Dimensions in mm.

Fig.2 SOD27 (DO-35).

DEFINITIONS

Data sheet status

Objective specification

This data sheet contains target or goal specifications for product development.

 

 

Preliminary specification

This data sheet contains preliminary data; supplementary data may be published later.

 

 

Product specification

This data sheet contains final product specifications.

 

 

Limiting values

Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability.

Application information

Where application information is given, it is advisory and does not form part of the specification.

LIFE SUPPORT APPLICATIONS

These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale.

1996 Apr 26

5

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