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Productcategory: Brushless DC-Servomotors
Productfamily: FAULHABER BP4
Nominal voltage: UN 12 V
Terminal resistance: R 0.05 Ω
Efficiency motor, max.: ηmax 91 %
No-load speed up to: n0 21000 min⁻¹
No-load current: I0 0.521 A
Rated torque up to: MN 59 mNm
Stall torque up to: MH 1311 mNm
Friction torque, static: C0 0.41 mNm
Friction torque, dynamic: CV 1.15 ·10⁻⁴ mNm/min⁻¹
Speed constant: kn 1618 min⁻¹/V
Back-EMF constant: kE 0.618 mV/min⁻¹
Torque constant: kM 5.9 mNm/A
Current constant: kI 0.169 A/mNm
Slope of n-M curve: 14.8 min⁻¹/mNm
Rotor inductance: L 6 µH
Mechanical time constant: Tm 1.4 ms
Rotor inertia: J 9.2 gcm²
Angular acceleration: αmax. 1424 ·10³rad/s²
Thermal resistance Rth1: Rth1 1.2 K/W
Thermal resistance Rth2: Rth2 12 K/W
Thermal time constant (winding): τw1 7 s
Thermal time constant (housing): τw2 693 s
Housing material: stainless steel
Operating temperature, min.: -40 °C
Operating temperature, max.: 125 °C
Winding temperature, max.: 150 °C
Mass: 140 g
Speed up to: nmax. 34500 min⁻¹
Serie 2264 ... BP4

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Application note

AN 162 - Analog Hall Sensors
AN 163 - Digital Hall Sensors
AN 183 - Equivalent DC-current in FAULHABER SC and MC
AN 190 - Selection of a third-party motor driver