MRF313 datasheet(2/3 Pages) MACOM

2 / 3 page

ELECTRICAL CHARACTERISTICS — continued (TC = 25°C unless otherwise noted.)

Characteristic

Unit

Max

Typ

Min

Symbol

ON CHARACTERISTICS

DC Current Gain (IC = 100 mAdc, VCE = 10 Vdc)

hFE

150

—

DYNAMIC CHARACTERISTICS

Current–Gain — Bandwidth Product

(IC = 100 mAdc, VCE = 20 Vdc, f = 200 MHz)

—

2.5

—

GHz

Output Capacitance

(VCB = 28 Vdc, IE = 0, f = 1.0 MHz)

Cob

—

3.5

5.0

FUNCTIONAL TESTS

Common–Emitter Amplifier Power Gain (1)

(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)

Gpe

—

Collector Efficiency

(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)

—

Series Equivalent Input Impedance

(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)

Zin

—

6.4 – j4.8

—

Ohms

Series Equivalent Output Impedance

(VCC = 28 Vdc, Pout = 1.0 W, f = 400 MHz)

Zout

—

75 – j45

—

Ohms

NOTE:

1. Class C

Figure 1. 400 MHz Power Gain Test Circuit

INPUT

+28 V

DUT

OUTPUT

C1, C2, C4 — 1.0–20 pF JOHANSON 9063

C3 — 1.0–10 pF JOHANSON

C5 — 150 pF Chip

C6 — 0.1

µF

C7, C8 — 680 pF Feedthru

C9 — 1.0

µF TANTALUM

L1, L3 — 5 Turns, AWG #20, 1/4

″ I.D.

L2 — Ferrite Bead, FERROXCUBE

L2 — No. 56–590–65/4B

L4 — FERROXCUBE VK200–20/4B

L4 — Input/Output Connectors — Type N

Board — Glass Teflon,

ε = 2.56, t = 0.062″

R — 4.7 Ohms, 1/4 W

Z1 — 2.0

″ x 0.1″ MICROSTRIP LINE

Z2, Z3 — 2.6

″ x 0.1″ MICROSTRIP LINE

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