BLF544,112 NXP Semiconductors, BLF544,112 Datasheet - Page 6

• 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
APPLICATION INFORMATION
T
RF performance in a common source class-B circuit.
Ruggedness in class-B operation
The BLF544 is capable of withstanding a full load mismatch corresponding to VSWR = 50 : 1 through all phases under
the following conditions: V
2003 Sep 18
handbook, halfpage
CW, class-B
CW, class-B
CW, class-B
h
MODE OF OPERATION
UHF power MOS transistor
= 25 C; R
V
Fig.8
GS
(pF)
C rs
= 0; f = 1 MHz.
40
30
20
10
0
0
Feedback capacitance as a function of
drain-source voltage; typical values.
th mb-h
= 0.4 K/W unless otherwise specified.
10
DS
= 28 V; f = 500 MHz at rated output power.
(MHz)
500
960
960
20
f
V DS (V)
MDA508
30
V
(V)
28
28
24
DS
6
(mA)
I
40
40
40
DQ
(W)
P
20
20
15
L
typ. 14
typ. 7
typ. 7
(dB)
G
11
p
Product specification
BLF544
typ. 60
typ. 50
typ. 50
(%)
50
D