Components used in test circuit, Test equipment, Triple video driver hybrid amplifier cr6927 – Philips CR6927 User Manual
Page 5
1998 Feb 12
5
Philips Semiconductors
Product specification
Triple video driver hybrid amplifier
CR6927
Components used in test circuit (see Fig.7)
Test equipment (see Fig.7)
DESIGNATION
DESCRIPTION
VALUE
C1
variable capacitor
10 to 160 pF (typ. 68 pF)
C2
variable capacitor
10 to 160 pF (typ. 100 pF)
C3
chip capacitor plus electrolytic capacitor
10 nF plus 4.7
µ
F; 160 V
R1
resistor
270
Ω
R2
resistor
62
Ω
R3
resistor
50
Ω
EQUIPMENT
TYPE DESCRIPTION
Pulse generator
Le Croy; Model 9210 with unit 9212
Philips; Model PM5785B (125 MHz) with internal DC offset
Power supply
Philips; Model PE1541, 80 V
FET probe
Philips; Model PM8943, attenuation 100 : 1
Sampling oscilloscope
Tektronix; Model 11803, sampling head SD24
Fig.7 Application test circuit and block diagram.
Speed-up circuit (R1, C1; R2, C2) ensures flat gain over the whole frequency range.
handbook, full pagewidth
CR6927
C2
R2
input
2
1
4
3
output
C L
C1
R1
R3
MBK283
PULSE
GENERATOR
TEST
FIXTURE
CR6927
POWER
SUPPLY
FET
PROBE
SAMPLING
OSCILLOSCOPE
C3
VS