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MIL-PRF-19500-486 Coupler, Opto Electronic, Semiconductor Device, Solid State, Types 4N22, 4N22A, 4N23, 4N23A, 4N24, 4N24A, 4N22U, 4N23U, And 4N24U, Jan, Jantx, Jantxv, And JansThis specification covers the performance requirements for solid state optically coupled isolators in which a gallium aluminum arsenide diode light source is optically coupled to a silicon NPN phototransistor. Four levels of product assurance are provided for each type as specified in MIL-PRF-19500.

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MIL-PRF-19500/486H

TABLE I. Group A inspection.

Limit

MIL-STD-750

Inspection 1/ 2/

Symbol

Unit

Min

Max

Method

Conditions

Subgroup 1

Visual and mechanical

2071

inspection

Subgroup 2

LED characteristics:

�A dc

VR = 2 V dc (see 4.5.3)

Reverse current leakage

4016

100

IF = 10 mA dc (see 4.5.3)

VF1

Forward voltage

4011

0.8

1.5

V dc

Transistor characteristics:

IC = 1 mA dc, IB = 0,

V(BR)CEO

Collector to emitter

3011

V dc

breakdown voltage

IF = 0 (see 4.5.4)

IC = 100 �A dc, IF = 0,

V(BR)CBO

Collector to base breakdown

3001

V dc

voltage

IE = 0 (see 4.5.4)

IE = 100 �A dc, IC = 0,

V(BR)EBO

Emitter to base breakdown

3026

V dc

voltage

IF = 0 (see 4.5.4)

VCE = 20 V dc, IB = 0,

IC(OFF)1

Off-state collector current,

3041

100

nA dc

phototransistor mode:

IF = 0, condition D

(see 4.5.4)

VCE = 5 V; IC = 10 mA dc,

hFE

DC current gain

3076

IF = 0 (see 4.5.4)

4N22, 4N22A, 4N22U

100

4N23, 4N23A, 4N23U

100

4N24, 4N24A, 4N24U

100

Coupler characteristics:

VCE = 5 V dc, IF = 2 mA dc

IC(ON)1

On-state collector current

3041

phototransistor mode

(see 4.5.6)

4N22, 4N22A, 4N22U

0.15

mA dc

4N23, 4N23A, 4N23U

0.20

mA dc

4N24, 4N24A, 4N24U

0.40

mA dc

See footnotes at end of table.