LVA474A datasheet, PDF - EEWORLD Datasheet

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LVA474A: DescriptionZener Diode, 7.4V V(Z), 0.4W, Silicon, Unidirectional, DO-7, GLASS PACKAGE-2; CategoryDiscrete semiconductor diode; File Size45KB，1 Pages; ManufacturerMACOM; Websitehttp://www.macom.com

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LVA474A Overview

Zener Diode, 7.4V V(Z), 0.4W, Silicon, Unidirectional, DO-7, GLASS PACKAGE-2

LVA474A Parametric

Parameter Name	Attribute value
Objectid	8204200003
package instruction	O-LALF-W2
Reach Compliance Code	Compliant
ECCN code	EAR99
Is Samacsys	N
YTEOL	6.15
Other features	LOW VOLTAGE AVALANCHE
Package form	LONG FORM
Terminal surface	TIN LEAD
Terminal form	WIRE
Terminal location	AXIAL
Shell connection	ISOLATED
Number of terminals	2
Package body material	GLASS
Package shape	ROUND
Diode component materials	SILICON
technology	ZENER
Configuration	SINGLE
Diode type	ZENER DIODE
Number of components	1
polarity	UNIDIRECTIONAL
Maximum power dissipation	0.4 W
Nominal reference voltage	7.4 V
surface mount	NO
Working test current	0.25 mA
JEDEC-95 code	DO-7
JESD-30 code	O-LALF-W2
JESD-609 code	e0
Certification status	Not Qualified
Peak Reflow Temperature (Celsius)	NOT SPECIFIED
Maximum time at peak reflow temperature	NOT SPECIFIED

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SHARP BREAKDOWN, LOW LEAKAGE

LVA REGULATOR DIODES

LVA450A - LVA498A

•

Sharper breakdown voltage

•

Lower leakage current characteristics in the 5 – 9 volt range

NOMINAL

PART

NUMBER

LVA450A

LVA453A

LVA456A

LVA459A

LVA462A

LVA465A

LVA468A

LVA471A

LVA474A

LVA477A

LVA480A

LVA483A

LVA486A

LVA489A

LVA492A

LVA495A

LVA498A

VOLTAGE

@ 250 µA

5.0

5.3

5.6

5.9

6.2

6.5

6.8

7.1

7.4

7.7

8.0

8.3

8.6

8.9

9.2

9.5

9.8

MAX ZENER MAX REVERSE LEAKAGE

IMPEDANCE†

†

@ 250 µAdc

(µAdc)

700

10.0

250

5.0

100

1.0

100

0.5

100

0.1

100

0.05

100

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

175

0.01

Ir @ Vr

(Vdc)

4.00

4.24

4.48

4.72

4.96

5.20

5.44

5.68

5.92

6.16

6.40

6.64

6.88

7.12

7.36

7.60

7.84

MAX REGULATION TYPICAL TC

FACTOR

@

∆

Vz

Izh

Iz

L

250µAdc

(Vdc) (mAdc) (µAdc)

MV/ °C

0.40

1.0

100

0.75

0.20

1.0

100

1.33

0.10

1.0

50

1.96

0.10

1.0

10

2.30

0.10

1.0

10

2.67

0.10

1.0

10

3.06

0.10

1.0

10

3.40

0.10

1.0

10

3.76

0.10

1.0

10

4.07

0.10

1.0

10

4.47

0.10

1.0

10

4.80

0.10

1.0

10

5.15

0.10

1.0

10

5.50

0.10

1.0

10

5.87

0.10

1.0

10

6.16

0.10

1.0

10

6.46

0.10

1.0

10

6.86

MAX NOISE

DENSITY

@

250 µA

1

2

Package Style

Forward Voltage (Vf)

Noise Density (Nd)

Power Dissipation (Pd)

Operating Temperature (Topr)

Storage Temperature (Tstg)

Voltage Tolerance:

@ If = 200 mAdc

@ Iz = 250 µAdc

‡

@ Ta = 25° C

Standard Device

DO-7

1.5 Vdc

1.0 µV /

√

Hz

400 mW

-65 to + 175° C

-65 to + 200° C

±0.20 Vdc

†

Impedance measured with 10% 60 Hz AC superimposed on Izt.

‡

Noise Density on devices LVA489 to LVA498 increases to 2.0 max.

Noise Density measured from 1000 to 3000 Hz.

P.O. BOX 609

•

ROCKPORT, MAINE 04856

•

207-236-6076

•

FAX 207-236-9558

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