BLF544,112 NXP Semiconductors, BLF544,112 Datasheet - Page 12

• Manufacturer Part Number: BLF544,112
• Description: TRANSISTOR RF DMOS SOT171A
• Manufacturer: NXP Semiconductors

Specifications of BLF544,112

• Package / Case: SOT-171A
• Transistor Type: N-Channel
• Frequency: 960MHz
• Gain: 7dB
• Voltage - Rated: 65V
• Current Rating: 3.5A
• Voltage - Test: 28V
• Power - Output: 20W
• Minimum Operating Temperature: - 65 C
• Mounting Style: SMD/SMT
• Product Type: RF MOSFET Power
• Resistance Drain-source Rds (on): 1.25 Ohms
• Transistor Polarity: N-Channel
• Configuration: Single Quad Source
• Drain-source Breakdown Voltage: 65 V
• Gate-source Breakdown Voltage: +/- 20 V
• Continuous Drain Current: 3.5 A
• Power Dissipation: 48 W
• Maximum Operating Temperature: + 200 C
• Application: UHF
• Channel Type: N
• Channel Mode: Enhancement
• Drain Source Voltage (max): 65V
• Output Power (max): 20W
• Power Gain (typ)@vds: 14@28VdB
• Frequency (max): 960MHz
• Package Type: CDFM
• Pin Count: 6
• Forward Transconductance (typ): 0.9S
• Drain Source Resistance (max): 1250@10Vmohm
• Input Capacitance (typ)@vds: 32@28VpF
• Output Capacitance (typ)@vds: 24@28VpF
• Reverse Capacitance (typ): 6.4@28VpF
• Operating Temp Range: -65C to 200C
• Drain Efficiency (typ): 60%
• Mounting: Screw
• Mode Of Operation: CW Class-B
• Number Of Elements: 1
• Power Dissipation (max): 48000mW
• Vswr (max): 50
• Screening Level: Military
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Noise Figure: -
• Current - Test: -
• Lead Free Status / Rohs Status: Compliant
• Other names: 568-2406; 933997320112; BLF544; BLF544

Philips Semiconductors
2003 Sep 18
handbook, halfpage
handbook, halfpage
UHF power MOS transistor
Class-B operation; V
Fig.14 Input impedance as a function of frequency
Class-B operation; V
Fig.16 Power gain as a function of frequency;
(dB)
G p
( )
Z i
30
20
10
10
15
0
5
0
5
0
0
(series components); typical values.
typical values.
DS
DS
= 28 V; I
200
= 28 V; I
200
x i
r i
DQ
DQ
= 40 mA; P
= 40 mA; P
400
400
L
L
f (MHz)
f (MHz)
= 20 W.
= 20 W.
MDA511
MDA509
600
600
12
Optimum input and load impedances
Optimum input impedance: 1.2
Optimum load impedance: 2.6
Conditions: class-B operation; V
I
DQ
handbook, halfpage
Class-B operation; V
Fig.15 Load impedance as a function of frequency
= 40 mA; f = 960 MHz; P
( )
Z L
20
15
10
5
0
0
(series components); typical values.
DS
R L
X L
= 28 V; I
200
DQ
L
= 40 mA; P
= 15 W; typical values.
DS
j3.1 .
j4.8 .
400
= 24 V;
Product specification
L
f (MHz)
= 20 W.
BLF544
MDA510
600