LT1260 LINER [Linear Technology], LT1260 Datasheet - Page 10

• Manufacturer Part Number: LT1260
• Description: Low Cost Dual and Triple 130MHz Current Feedback Amplifiers with Shutdown
• Manufacturer: LINER [Linear Technology]

LT1259/LT1260
4. Capacitors C1 and C6 are optional and only needed to
5. The R, G and B amplifiers have slightly different
6. Part-to-part variation can change the peaking by
TYPICAL APPLICATIO S
10
reduce overshoot when EN 1 or EN 2 are activated with
a long inductive ground wire.
frequency responses due to different output trace
routing to R
have slightly less bandwidth in PCB #039 than when
measured alone as shown in the Typical AC Perfor-
mance table.
0.25dB.
–4
–6
–4
–6
–2
–2
4
2
0
4
2
0
RGB Demo Board Gain vs Frequency
RGB Demo Board Gain vs Frequency
1
1
V
R
R
V
R
R
F
S
S
L
F
L
F
= R
= R
= ±12V
= 150
= ±5V
= 150
(between pins 3 and 4). All amplifiers
G
G
= 1.6k
= 1.1k
FREQUENCY (MHz)
FREQUENCY (MHz)
10
10
G
B
G
U
R, B
LT1259/60 • TA04
LT1259/60 • TA05
R
100
100
R1
G1
B1
R2
G2
B2
–100
–20
–40
–60
–80
R10
R11
RGB Demo Board All Hostile Crosstalk
0
R2
R3
R4
R5
R8
R9
EN2
R12
1
R1
R6
R7
V
R
R
R
S
L
F
S
= ±12V
= 100
= R
= 10
G
P-DIP PC Board #039
EN1
= 1.6k
FREQUENCY (MHz)
C6
C1
10
V+
G
B
R
U2
U1
R13
R14
[phone]
LT1260 RGB AMPLIFIER
DEMONSTRATION BOARD
V–
LT1259/60 • TA06
C7
C2
100
R15
R16
C8
C3
C5
R17
R18
C4
GND
R
G
B
LT1259/60 • TA07