MIL-PRF-19500-157 Semiconductor Device, Diode, Silicon, Temperature Compensated Voltage-Reference, Types 1N941B-1, 1N943B-1, 1N944B-1, 1N945B-1, 1N946B-1, 1N941Bur-1, 1N943Bur-1, 1N944Bur-1, 1N945Bur-1, And 1N946Bur-1, Jan, Jantx, Jantxv, And Jans, Radiation Hardened \(Total Dose Only\) Jantxvm, D, L, R, F, G, H, And Jansm, D, L, R, F, G, And HThis specification covers the performance requirements for 11.70 volts ┬▒5 percent, silicon, temperature compensated, voltage-reference diodes. Four levels of product assurance are provided for each encapsulated device type as specified in MIL-PRF-19500. Seven levels of radiation hardened \(total dose only\) product assurance are provided for each encapsulated device type as specified in MIL-PRF-19500.

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MIL-PRF-19500/157T

Dimensions

Symbol

Notes

Inches

Millimeters

Min

Max

Min

Max

.060

.107

1.52

2.72

.120

.300

3.05

7.62

.018

.023

0.46

0.58

1.000

1.500

25.40

38.10

LL1

.050

1.27

NOTES:

1. Dimensions are in inches.

2. Millimeters are given for general information only.

3. Package contour optional within BD and length BL. Heat slugs, if any, shall be included within this

cylinder but shall not be subject to minimum limit of BD.

4. Within this zone, lead diameter may vary to allow for lead finishes and irregularities, other than heat

slugs.

5. In accordance with ASME Y14.5M, diameters are equivalent to X symbology.

FIGURE 1. Physical dimensions, 1N941B-1, 1N943B-1 through 1N946B-1 (similar to DO-7 and DO-35).