T13/1532D Volume 3 Revision 0 2.3.2 4-pin power connector The power connector is a 4-pin connector.The header mounted to a device is shown in Figure 10 and the dimensions are shown in Table 15.The connector mounted to the end of the cable is shown in Fiqure 11 and the dimensions are shown in Table 16.Pin assignments for these connectors are shown in Table 17. A7±T2X45° A6+T3/-T2 -C- (2X) A16 min* -A- A8 min -A12 A10 4 A13(4X) RA14 Ref Spherical R 0A2 A5±T2 A9±T2 0A1±T1(4X) ⊕②A2ABC A3 -B- A11 A4 A15 Pin 1 Unless otherwise specified,all tolerances are T3 The tolerance build up of A6 and A7 shall not exceed A16 Figure 10-Device 4-pin power header Table 15-Device 4-pin power header Dimension Millimeters Inches A1 2.10 0.083 A2 3.50 0.138 A3 5.08 0.200 A4 15.24 0.600 A5 6.60 0.260 A6 21.32 0.839 A7 1.65 0.065 A8 7.50 0.295 A9 6.00 0.236 A10 4.95 0.195 A11 1.00 0.039 A12 11.18 0.440 A13 3.80 0.150 A14 3.00 0.118 A15 5.10 0.201 A16 17.80 0.701 T1 0.04 0.0016 T2 0.15 0.006 T3 0.25 0.010 Page 19
T13/1532D Volume 3 Revision 0 Page 19 2.3.2 4-pin power connector The power connector is a 4-pin connector. The header mounted to a device is shown in Figure 10 and the dimensions are shown in Table 15. The connector mounted to the end of the cable is shown in Figure 11 and the dimensions are shown in Table 16. Pin assignments for these connectors are shown in Table 17. A11 A9 ± T2 R A14 Ref Spherical R -BA6 +T3/-T2 A13 (4X) A12 A16 min* A7 ± T2 X 45° (2X) ∅ A1 ± T1 (4X) ⊕ ∅ A2 A B C A3 A4 ∅ A2 A5 ± T2 -CA15 A10 A8 min -AUnless otherwise specified, all tolerances are ± T3 * The tolerance build up of A6 and A7 shall not exceed A16 Pin 1 Figure 10 − Device 4-pin power header Table 15 − Device 4-pin power header Dimension Millimeters Inches A 1 2.10 0.083 A 2 3.50 0.138 A 3 5.08 0.200 A 4 15.24 0.600 A 5 6.60 0.260 A 6 21.32 0.839 A 7 1.65 0.065 A 8 7.50 0.295 A 9 6.00 0.236 A 10 4.95 0.195 A 11 1.00 0.039 A 12 11.18 0.440 A 13 3.80 0.150 A 14 3.00 0.118 A 15 5.10 0.201 A 16 17.80 0.701 T 1 0.04 0.0016 T 2 0.15 0.006 T 3 0.25 0.010
T13/1532D Volume 3 Revision 0 A11 A10(4X) 20Ref A12 A9 min A7±T2 -A- A13 min A8 A5+T2/-T3 -C- Pin 1 A6±T1X45°Ref(2x) A4±T1 0A14(4X) A2 -B- A1 Ref A3 ⊕aT4ABC Unless otherwise specified,all tolerances are T3. Figure 11-4-pin power cable connector Table 16-4-pin power cable connector Dimension Millimeters Inches A1 2.03 0.080 A2 5.08 0.200 A3 15.24 0.600 A4 6.35 0.250 A5 21.00 0.827 A6 1.78 0.070 A7 7.87 0.310 A8 5.51 0.217 A9 1.19 0.047 A10 5.08 0.200 A11 11.18 0.440 A12 1.19 0.047 A13 2.00 0.079 A14 4.06 0.160 T1 0.10 0.004 T2 0.15 0.006 T3 0.25 0.010 T4 0.60 0.024 Table 17-4-pin power connector pin assignments Power line Pin +12 volts 1 +12 volt return 2 +5 volt return 3 +5 volts 4 Page 20
T13/1532D Volume 3 Revision 0 Page 20 A7 ± T2 A8 A10 (4X) A12 20 °Ref A9 min A11 A5 +T2/-T3 A13 min A4 ± T1 A2 A3 A6 ± T1 X 45° Ref (2x) Pin 1 ∅ A1 Ref -A- -C- -B- ∅ A14 (4X) ⊕ ∅ T4 A B C Unless otherwise specified, all tolerances are ± T3. Figure 11 − 4-pin power cable connector Table 16 − 4-pin power cable connector Dimension Millimeters Inches A 1 2.03 0.080 A 2 5.08 0.200 A 3 15.24 0.600 A 4 6.35 0.250 A 5 21.00 0.827 A 6 1.78 0.070 A 7 7.87 0.310 A 8 5.51 0.217 A 9 1.19 0.047 A 10 5.08 0.200 A 11 11.18 0.440 A 12 1.19 0.047 A 13 2.00 0.079 A 14 4.06 0.160 T 1 0.10 0.004 T 2 0.15 0.006 T 3 0.25 0.010 T 4 0.60 0.024 Table 17 − 4-pin power connector pin assignments Power line Pin +12 volts 1 +12 volt return 2 +5 volt return 3 +5 volts 4
T13/1532D Volume 3 Revision 0 2.3.2.1 Mating performance Mating force should be 3.85 Ibs(1.75 kg)maximum per contact. Unmating force should be 0.25 Ibs(113.5 g)minimum per contact. 2.3.3 Unitized connectors The 40-pin l/O signal header and the 4-pin power connector may be implemented in one of two unitized connectors that provide additional pins for configuration jumpers.The dimensioning of the 40-pin I/O signal area shall be as defined in Figure 3 and the dimensioning of the 4-pin power connector area shall be as defined in Figure 10 for both unitized connectors. The first of the unitized connectors is shown in Figure 12 with dimensions as shown in Table 18.The jumper pins,A through I,have been assigned as follows: E-F-CSEL G-H-Master G-H and E-F-Master with slave present No jumper-Slave A through D-Vendor specific -I-Reserved The second of the unitized connectors is shown in Figure 13 with dimensions as shown in Table 19.The jumper pins,A through J,have been assigned as follows: A-B-CSEL - C-D-Slave E-F-Master G through J-Vendor specific Dimensioning of Dimensioning of the 40-pin the 4-pin power signal connector area per connector area per figure A.7 figure A.1 A6 A7 Pin H Pin 40 0日四西四西四m剪面 @9⊙⊙0@日0日⊙0。@0@⊙⊙@⊙@ A3 Pin B A1±T1 -Pin 1 Pin A A2 A4 A5 A8 A9 Tolerances +0.010 inches unless otherwise specified Figure 12-Unitized connector Page 21
T13/1532D Volume 3 Revision 0 Page 21 2.3.2.1 Mating performance Mating force should be 3.85 lbs (1.75 kg) maximum per contact. Unmating force should be 0.25 lbs (113.5 g) minimum per contact. 2.3.3 Unitized connectors The 40-pin I/O signal header and the 4-pin power connector may be implemented in one of two unitized connectors that provide additional pins for configuration jumpers. The dimensioning of the 40-pin I/O signal area shall be as defined in Figure 3 and the dimensioning of the 4-pin power connector area shall be as defined in Figure 10 for both unitized connectors. The first of the unitized connectors is shown in Figure 12 with dimensions as shown in Table 18. The jumper pins, A through I, have been assigned as follows: − E-F - CSEL − G-H - Master − G-H and E-F - Master with slave present − No jumper - Slave − A through D - Vendor specific − I - Reserved The second of the unitized connectors is shown in Figure 13 with dimensions as shown in Table 19. The jumper pins, A through J, have been assigned as follows: − A-B - CSEL − C-D - Slave − E-F - Master − G through J - Vendor specific Tolerances ±0.010 inches unless otherwise specified Dimensioning of the 40- pin signal connector area per figure A.1 Dimensioning of the 4-pin power connector area per figure A.7 A7 A6 A1 ± T1 A2 A5 A8 A9 A4 A3 Pin A Pin H Pin 40 Pin B Pin 1 Figure 12 − Unitized connector
T13/1532D Volume 3 Revision 0 Table 18-Unitized connector Dimension Millimeters Inches A1 2.54 0.100 A2 4.06 0.160 A3 8.40 0.331 A4 5.26 0.207 A5 63.50 2.500 A6 13.54 0.533 A7 2.54 0.100 A8 70.825 2.788 A9 95.50 3.760 T1 0.15 0.006 Dimensioning of Dimensioning of the 40-pin the 4-pin power Pin B signal connector area per connector area figure A.1 per figure A.7- A5 A6 Pin J Pin 40- @@回00@0@@0 g@@@@⊙@⊙@0⊙@回0⊙@自⊙@0 A1 A7 Pin1 A2 PinA A4 A3 A8 A9 Tolerances +0.010 inches unless otherwise specified Figure 13-Unitized connector Table 19-Unitized connector Dimension Millimeters Inches A1 8.51 0.335 A2 5.51 0.217 A3 57.15 2.250 A4 10.16 0.400 A5 17.88 0.704 A6 8.94 0.352 A7 2.54 0.100 A8 75.29 2.964 A9 100.33 3.950 2.3.4 50-pin 2.5 inch form factor style connector An alternative connector is often used for 2 1/2 inch or smaller devices.This connector is shown in Figure 14 with dimensions shown in Table 20.Signal assignments are shown in Table 21.Although there are 50 pins in the plug,a 44-pin mating receptacle may be used. Pins E,F,and 20 are keys and are removed. Some devices may use pins A,B,C,and D for option selection via physical jumpers.If a device uses pins A, B,C,and D for device selection,when no jumper is present the device should be designated as Device 0. Page 22
T13/1532D Volume 3 Revision 0 Page 22 Table 18 − Unitized connector Dimension Millimeters Inches A 1 2.54 0.100 A 2 4.06 0.160 A 3 8.40 0.331 A 4 5.26 0.207 A 5 63.50 2.500 A 6 13.54 0.533 A 7 2.54 0.100 A 8 70.825 2.788 A 9 95.50 3.760 T 1 0.15 0.006 Dimensioning of the 4-pin power connector area per figure A.7 Dimensioning of the 40-pin signal connector area per figure A.1 Tolerances ±0.010 inches unless otherwise specified A5 A6 A7 A4 A3 A8 A9 A1 A2 Pin 40 Pin 1 Pin J Pin A Pin B Figure 13 − Unitized connector Table 19 − Unitized connector Dimension Millimeters Inches A 1 8.51 0.335 A 2 5.51 0.217 A 3 57.15 2.250 A 4 10.16 0.400 A 5 17.88 0.704 A 6 8.94 0.352 A 7 2.54 0.100 A 8 75.29 2.964 A 9 100.33 3.950 2.3.4 50-pin 2.5 inch form factor style connector An alternative connector is often used for 2 1/2 inch or smaller devices. This connector is shown in Figure 14 with dimensions shown in Table 20. Signal assignments are shown in Table 21. Although there are 50 pins in the plug, a 44-pin mating receptacle may be used. Pins E, F, and 20 are keys and are removed. Some devices may use pins A, B, C, and D for option selection via physical jumpers. If a device uses pins A, B, C, and D for device selection, when no jumper is present the device should be designated as Device 0
T13/1532D Volume 3 Revision 0 When a jumper is present between pins B and D,the device should respond to the CSEL signal to determine the device number. A Pos.43 P0s.1 -A2±T1 A1- Pos.C Pos.A p000口00口0000 00000009 Pos.B A Pos.D Pos.20 Pos.44 Pos.2 Pin removed Pos.E and F Pins removed -A2±T1 A3±T2 A1 Section A-A Figure 14-50-pin 2.5 inch form factor style connector Table 20-50-pin connector Dimension Millimeters Inches A1 2.00 0.079 A2 0.50 0.020 A3 3.86 0.152 T1 0.05 0.002 T2 0.20 0.008 Page 23
T13/1532D Volume 3 Revision 0 Page 23 When a jumper is present between pins B and D, the device should respond to the CSEL signal to determine the device number. A1 Pos. 44 Pos. 43 Pos. 1 Pos. 2 Pos. 20 Pin removed Pos. C Pos. A Pos. B Pos. D Pos. E and F Pins removed A3 ± T2 A1 Section A-A A2 ± T1 A2 ± T1 A A Figure 14 − 50-pin 2.5 inch form factor style connector Table 20 − 50-pin connector Dimension Millimeters Inches A 1 2.00 0.079 A 2 0.50 0.020 A 3 3.86 0.152 T 1 0.05 0.002 T 2 0.20 0.008