BLF2048 Philips Semiconductors, BLF2048 Datasheet - Page 7

• Manufacturer Part Number: BLF2048
• Description: UHF push-pull power LDMOS transistor
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Notes
1. American Technical Ceramics type 100B or capacitor of same quality.
2. American Technical Ceramics type 100A or capacitor of same quality.
3. American Technical Ceramics type 180R or capacitor of same quality.
4. Semi-rigid cable soldered along the stub to establish balance.
5. The striplines are on a double copper-clad printed-circuit board with Teflon dielectric ( r = 6.15); thickness 0.64 mm.
2000 Feb 17
C22, C28
L1
L2, L3, L20,
L21
L4, L5
L6, L7
L8, L9
L10, L11
L12, L13
L14, L15
L16, L17
L18, L19
L22
L23, L25
L24, L26
B1, B4
B2, B3
R1, R3, R5,
R6
R2, R4
P1, P2
COMPONENT
UHF push-pull power LDMOS transistor
multilayer ceramic chip capacitor; note 1 8.2 pF
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
stripline; note 4
1 turn enamelled 0.7 mm copper wire
balun of semi-rigid cable
semi-rigid cable; note 5
metal film resistor
metal film resistor
variable resistor (multiturn)
DESCRIPTION
7
47
57
47
47
50
50
5.6 , 0.6 W
10 , 0.6 W
5 k
VALUE
4.5
15
5.6
2.6
11.5
2.2
1/4
10.4
6.6
7
4 x 1 mm
1/4
int.dia. 7 mm;
length: tbf
DIMENSIONS
2.6 mm
2 mm
1 mm
2.6 mm
5.8 mm
16 mm
at 2.2 GHz
5.5 mm
at 2.2 GHz
12 mm
13.7 mm
Preliminary specification
CATALOGUE NO.
BLF2048