1、 MIL-R-28750/7E 06 July 2009 SUPERSEDING MIL-R-28750/7D 23 June 2003 MILITARY SPECIFICATION SHEET RELAY, SOLID STATE, HERMETICALLY SEALED, ISOLATED, 100 MA, 250 V DC, SIGNAL SWITCHING, SPST (N. O.) This specification is approved for use by all Departments and Agencies of the Department of Defense. T
2、he requirements for acquiring the products described herein shall consist of this specification sheet and MIL-PRF-28750. NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. Unless otherwise specified, tolerance is .010 (0.25 mm). 4. Terminal numbers s
3、hown above are for reference only. FIGURE 1. Outline drawing and dimensions. AMSC N/A FSC 5945 INCH-POUND MIL-R-28750/7 is inactive for new design and is no longer used, except for replacement purposes. Ltr Inches mm Min Max Min Max A - .370 - 9.40 B - .335 - 8.51 C - .020 - 0.51 D - .280 7.11 E .50
4、0 - 12.70 - F .007 .027 0.18 0.68 G .021 .041 0.53 1.04 H .022 .042 0.56 1.07 J .090 .110 2.29 2.79 K .190 .210 4.83 5.33 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-28750/7E 2 REQUIREMENTS: INPUT DATA: Input voltage range: 4.0 to 7 V dc. 1
5、/ Rated turn-on voltage: 5.0 V dc. 1/ Rated turn-off voltage: 1.0 V dc maximum. 1/ Input current: 22 mA dc maximum at rated voltage. Turn-on time: 10 microseconds maximum at rated voltage. Turn-off time: 75 microseconds maximum from rated voltage. Bias voltage: Not applicable. OUTPUT DATA: Rated out
6、put current: See figure 2. Rated output voltage: 250 V dc. Output voltage drop: .5 V dc maximum at rated voltage. Output leakage current: 200 microamperes maximum at rated voltage. Crosstalk: Not applicable. Transient voltage: Not applicable. Electric system spike: Not applicable. Overload: 1.5 x ra
7、ting for 5 ms, 1 percent duty cycle. DC offset voltage: Not applicable. Waveform distortion: Not applicable. ELECTRICAL DATA: Dielectric withstanding voltage: 1,000 V ac (P-P), 60 Hz. Insulation resistance: 100 megohms. Isolation: 10 picofarads tested at 1 kHz. _ 1/ Input must be a step function. Ri
8、se or fall time, as applicable, not to exceed 100 microseconds. Power dissipation: 160 milliwatts maximum at rated voltage. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-28750/7E 3 Reverse polarity (dc operated relays): Not applicable. ENVIRO
9、NMENTAL DATA: Temperature (operating and storage): -55C to +125C. Shock (specified pulse): MIL-STD-202, method 213, test condition F (1,500 Gs). Vibration: MIL-STD-202, method 204, test condition H, except peak value shall be 100 Gs (10 to 2,000 Hz). Electromagnetic interference: Not applicable. Res
10、istance to soldering heat: Applicable. Salt spray (corrosion): In accordance with MIL-STD-750, method 1041. Moisture resistance: Not applicable. PHYSICAL DATA: Terminal strength (MIL-STD-202, method 211): Pull test: Test condition A, 1 pound pull. Bend test: Test condition C, 1/2 pound load. Twist t
11、est: Test condition D. Terminal solderability: Applicable. Dimensions and configuration: See figure 1. Weight: 5 grams (.18 ounce) typical. Seal: Hermetic. Terminal finish: Gold plated. LIFE TEST REQUIREMENTS: Life test: Group B and group C testing shall not be performed. Minimum marking: Military P
12、IN, functional diagram and terminal identification, date code, and manufacturers name or source code. Part or Identifying Number (PIN): M28750/7-001Y, M28750/7-001W and M28750/7-001X have been superseded by M28750/7-001Y. Provided by IHSNot for ResaleNo reproduction or networking permitted without l
13、icense from IHS-,-,-MIL-R-28750/7E 4 FIGURE 2. Output current versus input control voltage and ambient temperature. QUALIFICATION INSPECTION (reduced testing): Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-R-28750/7E 5 If the relays produced fo
14、r MIL-R-28750/7 are similar in internal design, construction and material, except for the output, to the relays produced for MIL-R-28750/6, then reduced testing for qualification of MIL-R-28750/7 may be performed concurrent with or subsequent to successful qualification of MIL-R-28750/6. For reduced
15、 testing, see table I. TABLE I. Qualification inspection (reduced testing). Inspection Sample size Electrical characteristics Life 6 units Referenced documents. In addition to MIL-PRF-28750, this document references the following: MIL-R-28750/6 MIL-STD-202 MIL-STD-750 Changes from previous issue: Ma
16、rginal notations are mark with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contractors are cautioned to evaluate the requirement
17、s of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Custodians: Preparing activity: Army - CR DLA - CC Navy - EC Air Force - 85 DLA - CC (Project 5945-2009-015) Review activities: Army - AR, AT, CR4, MI Navy - AS, MC, OS,
18、 SH Air Force - 19, 99 NASA - NA NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
