BLF571 NXP Semiconductors, BLF571 Datasheet - Page 4
BLF571
Manufacturer Part Number
BLF571
Description
LDMOS,RF,20W,HF-500MHZ,50V
Manufacturer
NXP Semiconductors
Datasheet
1.BLF571112.pdf
(13 pages)
Specifications of BLF571
Drain Source Voltage Vds
110V
Continuous Drain Current Id
3.6A
Operating Frequency Range
430MHz To 520MHz
Rf Transistor Case
SOT-467C
No. Of Pins
2
Transistor Type
RF MOSFET
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BLF571
Manufacturer:
ON
Quantity:
120 000
Company:
Part Number:
BLF571,112
Manufacturer:
HITTITE
Quantity:
1 400
Company:
Part Number:
BLF571112
Manufacturer:
NXP Semiconductors
Quantity:
135
NXP Semiconductors
7. Application information
BLF571_2
Product data sheet
6.1 Ruggedness in class-AB operation
7.1 Impedance information
The BLF571 is capable of withstanding a load mismatch corresponding to VSWR = 13 : 1
through all phases under the following conditions: V
f = 225 MHz.
Table 8.
Simulated Z
f
MHz
225
Fig 1.
Fig 2.
V
Output capacitance as a function of drain-source voltage; capacitance value
without internal matching
Definition of transistor impedance
GS
Typical impedance
S
and Z
= 0 V; f = 1 MHz.
L
test circuit impedances.
C
Rev. 02 — 24 February 2009
(pF)
oss
50
40
30
20
10
0
0
Z
9.7 + j31.5
S
10
gate
Z
S
20
001aaf059
30
Z
drain
L
DS
HF / VHF power LDMOS transistor
= 50 V; I
40
001aaj172
V
DS
(V)
Z
31.7 + j29.3
L
50
Dq
= 50 mA; P
© NXP B.V. 2009. All rights reserved.
BLF571
L
= 20 W;
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