Made in the USA

Part Numbering System

MDI'S ALPHANUMERIC PART NUMBERING SYSTEM
2 6 9 0 R E - T 0 3 . 3 G F
1 2 3 4 5 6 7 8 9 10 11 12

Positions 1-4

Indicate MDI Series and Output Power

Positions 5, 6

Indicate Grade Level

Code Description
Blank Industrial Grade Unit - Full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 24 hours burn-in, 25°C test data only.
EU Engineering Unit - Full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 24 hours burn-in, 25°C test data only. EUs are used for evaluation in lab or non-Flight applications.
M Military Hardware - Full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 160 hour burn-in, -55°C, +25°C and +85°C test data.
E Military Hardware - Full power output from -55°C to +125°C case temp, linearly derates to zero at 135°C; 160 hour burn-in, -55°C, +25°C and +125°C test data.
L Space Hardware 45kRad - Full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 160 hour burn-in, -55°C, +25°C and +85°C test data.
LE Space Hardware 45kRad - Full power output from -55°C to +125°C Case temp, linearly derates to zero at 135°C; 160 hour burn-in, -55°C, +25°C and +125°C test data.
S Space Hardware 100kRad - Full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 320 hour burn-in, -55°C, +25°C and +85°C test data.
SE Space Hardware 100kRad - Full power output from -55°C to +125°C case temp, linearly derates to zero at 135°C; 320 hour burn-in, -55°C, +25°C and +125°C test data.
V Military Hardware - For MIL-STD-1275 applications; with full power output from -55°C to +85°C case temp, linearly derates to zero at 115°C; 160 hour burn-in, -55°C, +25°C and +85°C test data. (Special Order).

Position 7, 8, 9, 10

Indicates output configuration and voltages

Code Description
S Single Output, specified VDC
D Dual Output, ± specified VDC
T Triple Output, +specified VDC main, ± specified VDC dual

Positions 11, 12

Indicate Package (see chart below)

Notes:
Total Dose for Space Station S & SE = 25 kRads
Unless otherwise noted, all data refers to +25°C case temperatures.

Case Style Alpha Designator Seal Type Mounting Flange Flat/Thru
1 None Solder PCB No Thru
2 None Solder PCB No Thru
3 F Solder PCB Yes Thru
4 None Solder PCB Yes Thru
5 G - H - I - J Seam Weld PCB No Thru
6 GF - HF - IF - JF Seam Weld PCB Yes Thru
7 LF Seam Weld PCB Yes Thru
8 UF - VF - WF - XF Seam Weld Chassis Yes Flat
9 ZF Seam Weld Chassis Yes Flat
10 PA - PB - PC Solder PCB/Stud No Thru
11 PD Solder PCB/Stud No Thru
12 PE Seam Weld PCB/Stud No Thru
13 MF Seam Weld PCB Yes Thru
14 D Seam Weld PCB No Thru
15 TF Seam Weld Chassis Yes Flat
16 MN Seam Weld PCB No Thru
17 FS Seam Weld PCB No Thru
18 AA Seam Weld PCB No Thru
19 AF Seam Weld PCB Yes Thru
20 CF Seam Weld Chassis Yes Flat
21 MM No
22 BB Seam Weld PCB No Thru
23 BF Seam Weld PCB Yes Thru

Note: Refer to Specific product data sheets for availability.