LD7272 SERIES

2

DATA SHEET ET0476EJ1V0DS00

GENERAL CHARACTERISTICS

ELECTRICAL

Frequency ……………………………………………… 5.85 to 6.45 GHz

5.85 to 7.1 GHz

Output Power ………………………………………… 400 W

Heater Voltage ………………………………………… 6.3 V

Heater Current ………………………………………… 1.6 A

Type of Cathode ……………………………………… Indirectly heated, Impregnated

Cathode Warm-up Time

…………………………… 180 s

MECHANICAL

Dimensions …………………………………………… See Outline

Weight ………………………………………………… 3.2 kg approx.

Focusing

……………………………………………… Periodic Permanent Magnet

Mounting Position …………………………………… Any

Electrical Connections ……………………………… Flying Leads

RF Connections

Input ………………………………………………… SMA Female

Output ……………………………………………… CPR-137 Flange

Cooling ………………………………………………… Conduction

ABSOLUTE RATINGS (Note 1, 2 and 3 )

ELECTRICAL

Min.

Max.

Unit

Heater Voltage ………………………………………

6.0

6.6

V

Heater Surge Current

……………………………

–

3.0

A

Heater Current ………………………………………

–

2.2

A

Heater Warm-up Time ……………………………

180

–

s

Helix Voltage

………………………………………

8.5

9.2

kVdc

Helix Current

………………………………………

–

15.0

mAdc

Collector-1 Voltage …………………………………

4.2

5.5

kVdc

Collector-1 Current …………………………………

–

175

mAdc

Collector-2 Voltage …………………………………

2.0

3.2

kVdc

Collector-2 Current …………………………………

–

310

mAdc

RF Drive Power ……………………………………

–

5

dBm

Load VSWR …………………………………………

–

1.5 : 1

–

ENVIRONMENTAL

Min.

Max.

Unit

Heat Sink Temperature ……………………………

–40

+105

˚C

Ambient Temperature

Storage ………………………………………………

–50

+85

˚C