NTE NTE3122 Datasheet

NTE3122

Phototransistor

Silicon NPN, Narrow Acceptance,

High Sensitivity, Darlington

Features:

D Epoxy Resin Package
D Narrow Acceptance: ∆q = ±13° Typ
D High Sensitivity: IC = 1.5mA Min @ Ee = 0.1mW/cm
D Visible Light Cut–Off

Applications:

D VCRs, Cassette Tape Recorders
D Floppy Disk Drives
D Optoelectronic Switches
D Automatic Stroboscopes

Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Collector–Emitter Voltage, V

Emitter–Collector Voltage, V
Collector Current, I

C

Collector Power Disspation, P
Operating Temperature Range, T
Storage Temperature Range, T
Lead Temperature, T

L

CEO
ECO

C

opr

stg

During Soldering, 1.4mm from bottom face of resin package, 5sec +260°C. . . . . . . . . . . . . . .

2

35V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

75mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–25° to +85°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–40° to +85°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics:

Parameter Symbol Test Conditions Min Typ Max Unit

Collector Current I

Collector Dark Current I
Collector–Emitter Saturation Voltage V

Peak Emission Wavelength λ
Response Time (Rise) t
Response Time (Fall) t

CBO

CE(sat)IC

VCE = 2V, Ee = 0.1mW/cm2,

C

Note 1
VCE = 10V, Ee = 0 – – 10

= 1.5mA, Ee = 1mW/cm2,

Note 1

P

VCE = 2V, IC = 10mA, RL = 100Ω – 80 – µs

r
f

Note 1. Ee: Irradiance by CIE standard light source A (tungsten lamp).

1.5 – 4.0 mA

–6

A

– 0.7 1.0 V

– 860 – nm

– 70 – µs

.118 (3.0)

.116 (2.95)

.085 (2.15)

.059

(1.5)

.157
(4.0)

.728

(18.5)

.118

(3.0)

Emitter Collector

.100

(2.54)

1.575

(40.0)

.020 (0.5)