General Specification Electrical Function General ...

1 GeneralSpecificationElectrical FunctionGMW3172 General Specification for Electrical / electronic Components Group References33 Terms and and Voltage Status Classification (FSC) Process for Process Plan Design Validation Validation of A/D/V Letter for Electrical Letter for Mechanical Letter for Temperature Letter for Climatic Letter for Chemical Letter for InternationalProtection by Designation by Location in theVehicle246 Performance Functional/Parametric Functional/Parametric Inspection and Dissection and Worst CasePerformance Circuit Frequency Altitude Shipping PressureEffect Snap Fit Fastener Altitude Operation Fatigue Solder Change Path Inductance Compatibility (EMC)

2 Accelerated Life Test (HALT) Temperature Wakeup34 Copyright 2008 General Motors Corporation All Rights ReservedPublication Department: GME Specification CenterAugust 2008 Page 1 of 97 PRD045 - VPRE ST 1 10/03 GMW3172GM WORLDWIDE ENGINEERING Accelerated Stress Test(HAST) Validation (DV) Supply Voltage Superimposed Superimposed Short Circuit to Batteryand to Short Circuit to Batteryand to Interconnect Short to Circuit Single Line Open Circuit Multiple Ground Power Discrete Digital Input Over Load All Over Load Fuse Protected Isolation With Thermal Random Vibration MountingLocation Engine or Random Vibration MountingLocation Sprung Random Vibration MountingLocation Unsprung Thermal Cycle Profile Used DuringAll Vibration Thermal Fatigue Shock Shock Shock Closure For

3 Housing Elbow For Housing Foot Connector Installation Abuse Connector Installation Abuse Free Fretting Corrosion Temperature Shock Air-To-Air (TS) Temperature Cycle (PTC) Shock/Water Heat Cyclic (HHC) Heat Constant (HHCO) Water Function Impairment6210 Product Validation (PV) Vibration6311 Abbreviations and References6414 Additional Paragraphs6515 Coding System6516 Release and A66 Appendix B68 Copyright 2008 General Motors Corporation All Rights ReservedPage 2 of 97 August 2008 PRD045 - VPRE ST G 10/03GM WORLDWIDE ENGINEERING STANDARDSGMW31721 ScopeThis standard applies to Electrical / electronic (E/E)components for passenger or commercial vehiclesand trucks.

4 The standard describes the environmen-tal and durability tests for E/E components based onmounting standard specifiesEnvironmental/ durability requirements and Analyti-cal/Development/Validation (A/D/V) activities for E/Ecomponents that are used in a vehicle environmentto ensure reliability over a life :Nothing in this standard supersedes applicablelaws and :In the event of a conflict between the Eng-lish and the domestic language, the English languageshall take ReferencesNote:Only the latest approved standards are appli-cable unless otherwise External D4728 IEC 60068-2-1 IEC 60068-2-14 IEC 60068-2-27 IEC 60068-2-29 IEC 60068-2-30 IEC 60068-2-38 IEC 60068-2-52 IEC 60068-2-64 IEC 60068-2-78 ISO 8820 ISO 12103-1 ISO 16750-2 ISO 16750-3 ISO 16750-4 ISO GM Group Additional JESD22-A110-B Copyright 2008 General Motors Corporation All Rights ReservedAugust 2008 Page 3 of 97 PRD045 - VPRE ST U 10/03 GMW3172GM WORLDWIDE ENGINEERING STANDARDS3 Terms and DefinitionsComponent.

5 A piece of hardware delivered toGeneral Motors with a unique GM Part :An element that is used to construct a com-ponent such as a transistor, circuit board, housing,motor, and potting material, Temperature and Voltage 1: DefinitionsPhraseSymbolDefinitionMinimum TemperatureTminMinimum limit value of the ambient temperature at which thecomponent is required to TemperatureTmaxMaximum limit value of the ambient temperature at which thecomponent is required to HeatingTemperature (soak back)TPHM aximum limit value of the ambient temperature whichmay temporarily occur after vehicle cut-off and at which thecomponent may be operated for a brief period, , on theengine and in its & StorageTemperatureTRPSM aximum temperature which can occur during repainting, butat which the component is not operated.

6 Accounts for hightemperature storage and paint booth TemperatureTroomAmbient room VoltageUminMinimum limit value of the supply voltage at which thecomponent is required to operate during the VoltageUnomNominal supply voltage at which the component is operatedduring the Voltage,AlternatorUANominal supply voltage with generator operating ( ,alternator voltage) at which the component is operated duringthe Voltage, BatteryUBNominal supply voltage with generator not operating ( ,battery voltage) at which the component is operated duringthe VoltageUmaxMaximum limit value of the supply voltage at which thecomponent is required to operate during the test.

7 Copyright 2008 General Motors Corporation All Rights ReservedPage 4 of 97 August 2008 PRD045 - VPRE ST G 10/03GM WORLDWIDE ENGINEERING Parameter stated other-wise, the following shall define the test environmentparameters and tolerances to be used for all valida-tion testing (see Table 2):Table 2: Parameters and TolerancesParameterToleranceAmbient TemperatureSpec. 3 CRoom Temperature(+23 5)CTest TimeSpec. %Room Ambient Relative Humidity( ) %Chamber HumiditySpec. 5%VoltageSpec. VCurrentSpec. 1%ResistanceSpec. 10 %Random Acceleration (GRMS)Spec. 20 % (PSD deviations from applicable tables are notpermitted without GM approval)Acceleration (Mechanical Shock, G)Spec.

8 20 %FrequencySpec. 1%ForceSpec. 10 %Distance (Excluding Dimensional Check)Spec. 5% Operating 3: Operating TypesOperating TypeElectrical State1No voltage is applied to the is not connected to wiring is connected to wiring component is electrically connected with supply voltage UB(battery voltage, generator notactive) with all Electrical connections functions are not activated ( , sleep mode, OFF mode). with electric operation and control in typical operating component is electrically operated with supply voltage UA(engine/generator active) with allelectrical connections functions are not activated ( , sleep mode, OFF mode).

9 With electric operation and control in typical operating mode. Copyright 2008 General Motors Corporation All Rights ReservedAugust 2008 Page 5 of 97 PRD045 - VPRE ST U 10/03 GMW3172GM WORLDWIDE ENGINEERING Functional Status Classification (FSC).TheFSC defines the functional performance of the 4: FSC DefinitionClassDefinition of FSC ClassAAll functions of the component perform as designed during and after the functions of the component perform as designed during the test. However, one or more ofthem may go beyond the specified tolerance. All functions return automatically to within normallimits after the test.

10 Memory functions shall remain FSC A is also acceptable for components that are classified as FSC or more functions of the component do not perform as designed during the test but returnautomatically to normal operation after the A or B are also acceptable for components that are classified as FSC or more functions of the component do not perform as designed during the test and do notreturn to normal operation after the test until the component is reset by any operator/use A, B, or C are also acceptable for components that are classified as FSC or more functions of the component do not perform as designed during and after the test andcannot be returned to proper operation without repairing or replacing the A, B, C, or D are also acceptable for components that are classified as FSC E.