international rectifier el segundo, california provisional specification for the generic dol power module 11867-E02 document : en-0630, rev. 01 page 1 of 10 the technical content of this docum ent is the responsibility of the el segundo automotive systems department 9810
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 2 of 10 ir automotive document number en-0630 table of contents title page ..................................................................................................................... .........1 table of co ntents .............................................................................................................2 0 purp ose ...................................................................................................................... .........3 1 scop e ........................................................................................................................ ............3 2 applicable documen ts..................................................................................................3 3 definition s/terms ............................................................................................................ 3 4 responsibilit y/authori ty .............................................................................................3 5 tools/equipmen t/materi als ........................................................................................3 6 procedure/spec ification .............................................................................................3
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 3 of 10 ir automotive document number en-0630 0 purpose this document establishes the specificat ion for the generic dol power module 11867-E02 1 scope this document defines the electrical c haracteristics and specifications for the generic dol power module 11867-E02. 2 applicable documents en-0244 power module (drawing) en-0345 schematic diagram 01-5653 irfc1404z die outline drawing 3 definitions/terms not applicable. 4 responsibility/authority the department 9810 is responsible for the technical content of the document. 5 tools/equipment/materials not applicable. 6 procedure/specification see attached document.
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 4 of 10 ir automotive document number en-0630 provisional specification for the power module 11867-E02 f application the module?s application is to supply power to the tr apezoidal brushless dc motor in electric and hydraulic electric power steering (eps and heps) systems, by sw itching power to the three phases of the motor. b module characteristics/components t ambient = 25c unless otherwise specified. - the electric circuit schematic is shown in schematic diagram en-0345. - with reference to the electrical circuit schematic , the reference designators of the inverter die are uh (q1), vh (q3), wh (q5), ul (q2), vl (q4) and wl (q6) ? hex 3.2, 40v (irfc1404z). - electrical interfaces to battery the module gets battery power through b+ and gnd termi nals. all current switched to the motor by the power module is supplied from these terminals. power module physical outline is shown in en-0244. - electrical interface to the three phases of the motor. the module?s terminals u, v, and w, provide the electric al interface with the three phases of the motor. - electrical interface to the control circuitry. the electrical interface between module and cont rol board is achieved through fourteen pins. pin designation is shown in the electrical schemat ic en-0345 and the power module drawing en-0244. - mounting features. the power module is to be mounted using a therma lly conductive adhesive and screws between the module and the steering housing. - current sense resistor current sensing is achieved through a low inductance, 0.3 m ? shunt resistor, which is connected between the ground terminal gnd and the source of 3 low side mosf ets. accuracy of the cu rrent sense resistor is +/- 1%. accuracy of the current signal will be based on characterization results upon customer approval. current sense resistor value is not fixed. upon cu stomer request and ir approval, modules with different current resistor values (i.e. 0.5 m ?, 0.7 m ?, 1 m ?) can be provided. - temperature sensor one ntc thermistor positioned beside a mosfet, provi des a temperature reading that can be correlated to the junction temperature of that mosfet. the ntc thermistor is 10k ? @25c +/-5% with a b-value 3380k @25c +/-3%. upon customer request and ir approval , modules with different thermistor values can be provided.
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 5 of 10 ir automotive document number en-0630 c handling recommendations the power module 11867-E02 is an esd (electro static discharge) sensitive device. it should be handled in accordance with ?iec 61340-5-1 electrostatics- part 5-1: protection of electronic dev ices from electrostatic phenomena- general requirements? and ?iec 61340-5-2 electrosta tics- part 5-2: protection of electronic devices from electrostatic phenomena- user guide? ?iec? is the ?international electrotechnical commission?. these documents are equivalent to the european standard (en) and the british standard (bs) of the same numerical designation. these are standards that describe the special requirements and precautions needed when handling esds (electro static discharge sensitive) devices. the power module 11867-E02 is built with large fet?s when compared with typical discrete components. these large fet?s also provide improved esd perform ance versus the typical discrete components. the power module 11867-E02 provides esd performance above 2 kv against the hu man body model (hbm; 100pf, 1500 ? ), above 2 kv against the machine model (200pf, 0 ? ), and 2 kv against the charge device model.
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 6 of 10 ir automotive document number en-0630 d. electrical specifications the following electrical ratings are applicable at module package unless otherwise specified. parameter conditions *(note 1) min typ max unit i out u, v, w pk maximum phase current t c = 100c 33% dc, no modulation - 100 tbd a t c = 100c on time = 6ms max full conduction with 16khz modulation - 130 tbd a i b+ to gnd input current (rms) continuous - - 120 a v b+ to gnd input voltage continuous - - 40 v v gs gate to source voltage --- -20 - 20 v v th threshold voltage inverter hexfet?s t j = -40c t j = 25c t j = 175c - tbd - - 3.55 - - tbd - v v v r ds(on) inverter fet high side (uh, vh, wh) (see *note 2) v gs = 10v i d = 130a t j = 25c tbd 1.7 tbd m ? r ds(on) inverter fet low side (ul, vl, wl) (see *note 2) v gs = 10v i d = 130a t j = 25c tbd 1.7 tbd m ? bv dss inverter fet (uh, ul, vh, vl, wh, wl) v gs = 0 i d = 250 a tbd 44 tbd v v iso isolation voltage (case-to-connector) 1 second 50/60hz leakage current < 2ma 600 - - vac total loop resistance b+ -> gnd with u, v, and w shorted a 0.3m ? is included in the low side leg v gs = 10v i d = 130a t j = 25c 5.6 tbd m ? *note 1 . - maximum currents ratings are specified at the following conditions in conformance to customer?s specifications: v b+ to gnd = 13.5v f c = 16khz v gs = 10v pwm = 0 to 100% ets= 1.3mj *note 2 . ?see page 9 for kelvin sense locations. minimu m and maximum limits are temporary. they w ill be defined once full characterization of the power module will be completed.
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 7 of 10 ir automotive document number en-0630 e. thermal properties parameter min typ max unit r thjc thermal resistance junction to case, single inverter fet (*note 3) - 0.6 0.9 c/w t j maximum junction temperature - 175 c t c operating case temperature -40 100 c t stg storage temperature -40 125 c * note 3 - these values are based on numerical simulati ons, not empirical data. they will be updated once full characterization of the power module will be completed.
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 8 of 10 ir automotive document number en-0630 f. resistance measurements methods force and sense points for power module resistance measurements force points sense points + force - force + sense - sense + force - force + sense - sense uh path b+ u b+ u ul path u gnd u gnd vh path b+ v b+ v vl path v gnd v gnd wh path b+ w b+ w wl path w gnd w gnd
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 9 of 10 ir automotive document number en-0630 force and sense points for mosfet rds(on) resistance measurements force points sense points + force - force + sense - sense + force - force + sense - sense uh b+ u b++_1 uhs ul u gnd uhs uls vh b+ v b++_1 vhs vl v gnd vhs vls w h b+ w b++_1 whs w l w gnd whs wls
important information ? this document is provisional. data and specifications subject to change without notice. el segundo, ca 10 of 10 ir automotive document number en-0630 wl wh vh u l vl uh w u v b + gnd
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