Motherboard Design Guide
Requirements for Components of Third-party Suppliers
4.1.6
Dual row socket strip, pluggable, 1.27 mm pitch, contact length 2.9 mm, current rating per pin = I
23 poles, 2 rows:
Socket
• maxon motor (590738)
header
• E-Tec (BS2-046-H45B-55/11)
• Confectronic / Elcotron (2243-A46G00DPT-M/U842)
Fuse
• Littelfuse 157 Series, Fuse 10 A, 26.46 A
(FU1)
• Vishay (SMBJ54A)
TVS Diode
• Fairchild (SMBJ54A)
(D1; D2)
• Littelfuse (SMBJ54A)
The ripple current load for C1 depends on the motor's operating point and the power supply output capacity.
Under worst case conditions however, the ripple current may reach I
Capacitor
voltage ≥63 V and adequate ripple current to avoid overheat or life time reduction.
(C1)
Example for C1 worst-case dimensioning:
I
= 5 A Rubycon (63YXJ470M12.5X25); 470 μF, 63 V, 1990 mA r.m.s.
cont
To avoid voltage overshoot at power plug-in with a separately sourced logic supply, use an electrolytic
capacitor covering the following requirements: 33 μF or 47 μF, 63 V, at least 265 mA r.m.s.
Capacitor
• Rubicon (63ZLH47MEFCTA6.3X11) or (63YXJ47M6.3X11)
(C2)
• Panasonic (EEU-FR1J470B)
• Nippon Chemicon (EKYB630ELL330MF11D) or (EKY-630 ELL330MF11D)
Inductance: "Motor Cables and Motor Chokes" on page 4-74
Rated current: I
Construction: shielded
10 μH:
Motor Choke
• Würth (WE-PD-XXL / 7447709100) I
(L)
2.2 μH:
• Bourns (SRP7028A-2R2M)
• Eaton (HCM0703-2R2-R)
• Würth (744311220)
Example 1
• Motor Choke L
• Filter Capacitor Cf
• Snubber Capacitor Cs
• Snubber Resistor Rs
Motor Filter
Example 2
• Motor Choke L
• Filter Capacitor Cf
• Snubber Capacitor Cs
• Snubber Resistor Rs
RS232 transceiver (IC1)
• Texas Instruments (MAX202IPW)
RS232
• ST Microelectronics (ST202EBTR)
(IC1)
(C3...C7)
Capacitors (C3...C7)
• 100 nF, X7R, 16 V
Table 4-65
4-76
Recommended Components and Manufacturers
Recommended components
≥ I
; I
≥ I
rms
cont
sat
peak
Motherboard Design Guide – Recommended components
Document ID: rel8003
Edition: May 2018
© 2018 maxon motor. Subject to change without prior notice.
sec (0157010)
2
U
= 54 V, U
= 60.0...66.3 V @ 1 mA, U
R
BR
U
= 54 V, U
= 60.0...66.6 V @ 1 mA, U
R
BR
U
= 54 V, U
= 60.0...66.6 V @ 1 mA, U
R
BR
7.1 A, I
10.5 A, 12 x 12 x 10 mm
rms
sat
I
8 A, I
14 A, 7.3 x 6.6 x 2.8 mm
rms
sat
I
8 A, I
14 A, 7.1 x 6.6 x 3 mm
rms
sat
I
9 A, I
13 A, 7 x 6.9 x 3.8 mm
rms
sat
10 μH
220 pF, 100 V
470 pF, 100 V
220 Ω, 0.25 W
2.2 μH
220 pF, 100 V
470 pF, 100 V
100 Ω, 0.25 W
EPOS4 Module/Compact 50/5 Hardware Reference
= 87.1 V @ 6.9 A
C
= 87.1 V @ 6.9 A
C
= 87.1 V @ 6.9 A
C
/ 2. Use capacitors with rated
cont
maxon motor control
EPOS4 Positioning Controller
/ 1 A
cont
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