LD79U12K OUTLINE (Unit in mm)
210
LD79U12K
RF Output
Mates with FURB-120 Flange
40
34
41.8
7
50
10- φ 4.5
7
35.4
220
75
200
HV/OUT
HV/ON
ACVIN
CONT
9. HV ON CMD COM
10. HV ON RESP. COM
11. Ihel ALM COM
12. Ihel MON COM
13. STAND BY COM
1. HV ON CMD
2. HV ON RESP
3. Ihel ALM
4. Ihel MON
5. STAND BY
Pin Connection
(D-sub. 15 pins)
(Note 1-5)
AC
AC
CA
B
GND
Pin Connection (AC IN)
AC IN : MS3102A 14S-7P (3 pins)
CONT : DA-15P-N D-Sub connector (15 pins)
Note 1. HV ON/OFF RESPONSE SIGNAL : Photocoupler Interface (No.2: Collector, No.10: Emitter)
HV ON : No.2 and No.10 conduct
2. Ihel ALM Signal : Photocoupler Interface (No.3: Collector, No.11: Emitter)
Ihel ALM Signal ON : No.3 and No.11 conduct
3. Ihel Monitor (No.4, No.12) : 1 V/mA
4. HV ON : When No.1 and No.9 conduct, TWT will be ready to amplify
5. STANDBY : After the heater warms up, No.6 and No.15 will conduct.
NEC Corporation does not assume any liability for infringement of patents, copyrights or other intellectual
property rights of third parties by or arising from use of a device described herein or any other liability arising
from use of such device. No license, either express, implied or otherwise, is granted under any patents, copy-
rights or other intellectual property rights of NEC Corporation or others.