MRF553G Microsemi Power Products Group, MRF553G Datasheet - Page 3

• Manufacturer Part Number: MRF553G
• Description: TRANS NPN 16V 500MA POWERMACRO
• Manufacturer: Microsemi Power Products Group

Specifications of MRF553G

• Transistor Type: NPN
• Voltage - Collector Emitter Breakdown (max): 16V
• Gain: 11dB ~ 13dB
• Power - Max: 3W
• Dc Current Gain (hfe) (min) @ Ic, Vce: 30 @ 250mA, 5V
• Current - Collector (ic) (max): 500mA
• Mounting Type: Surface Mount
• Package / Case: Power Macro
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Frequency - Transition: -
• Noise Figure (db Typ @ F): -
• Other names: MRF553GMI; MRF553GMI

Advanced Power Technology reserves the right to change, without notice, the specifications and information contained herein
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FUNCTIONAL
Symbol
G
PE
Power Gain
Collector Efficiency
Load Mismatch
VSWR
10:1 All Phase Angles
Figure 1. 140–175 MHz Broadband Circuit Schematic.
C1 — 36 pF Mini Underwood
C3 — 91 pF Mini Underwood
C5, C9 — 1.0 F Erie Red Cap Capacitor C6, C10 — 0.1 F, 35 V Tantulum
C7 — 470 pF Chip Capacitor
R1 — 4.7 k , 1/4 W
D1 — 1N4148 Diode
L2, L4, L7 — 0.62 , #18 AWG Wire Bent into “V”
L5 — 12 H Molded Choke
L9 — 1.0 , #18 AWG Wire with 5 Ferrite Beads
Thick Alumina Substrate
Board Material — Glass Teflon, r = 2.56, t = 0.0625
Test Conditions
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 175 MHz
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 175 MHz
Test Circuit-Figure 1
Pout = 1.5 W, VCE =12.5Vdc
f = 175 MHz
R2 — 100
C2 — 47 pF Mini Underwood
C4 — 68 pF Mini Underwood
C8 — 2200 pF Chip Capacitor
L1 — 3 Turns, #18 AWG, 0.210 ID, 3/16 Length
L3, L6 — 60 x 125 x 250 Mils Copper Pad on 27Mils
L8 — 7 Turns, #18 AWG, 0.170 ID, 7/16 Length
B — Ferrite Bead
, 1/4 W
No Degradation in Output Power
Min.
11.5
50
Value
Typ.
13
60
MRF553G
MRF553
Max.
-
-
Unit
Rev A 9/2005
dB
%
-