TB62206FG TOSHIBA Semiconductor CORPORATION, TB62206FG Datasheet
TB62206FG
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TB62206FG Summary of contents
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... TOSHIBA BiCD Processor IC Silicon Monolithic BiCD PWM 2−Phase Bipolar Stepping Motor Driver The TB62206FG is designed to drive a 2−phase bipolar setpping motor. With BiCD process technology, this device enables output withstand voltage and maximum current of 1 achieved. Features • Bipolar stepping motor driver IC • ...
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... Ccp C Charge Ccp B Pump Unit Ccp A Input logic Output Control R S COMP (Mixed Decay Control) STANDBY Output (H-Bridge) × 2 ENABLE Stepping motor 2 TB62206FG V DD Chopper OSC CR OCS CR-CLK Converter ISD TSD V /V DDR Protect Protection Unit 2005-03-02 ...
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... In high level, current flows OUT X → OUT All functions of the When IC stopped charge pomp stopped. 71% High-level and V power supply monitor circuit and V reach their specified levels TB62206FG OUT ( － ) OFF L H Notes OUT output stopped while STANDBY 2005-03-02 ...
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... Timing Chart (1) Full Step H PHASE PHASE ENABLE ENABLE B L 100% I (A) O − 100% 100% I (B) O − 100% (2) Half Step H PHASE PHASE ENABLE ENABLE B L 100 − 100% 100 − 100% 4 TB62206FG 2005-03-02 ...
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... OUT (1) ⎯ 5 PHASE chop Torque = 100 ref 120°C, recommended maximum current usage is below 120° TB62206FG Min Typ. Max Unit 4.5 5.0 5 ⎯ 1.2 1.5 A ⎯ GND ⎯ 1.0 150 KHz 50 100 ...
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... R ON (S- 25°C, Source-Drain 1 5 OUT (D- 105°C, Drain-Source 1 5 OUT (S- 105°C, Source-Drain TB62206FG = Min Typ. Max Unit 0.4 V GND GND 0.8 − 0.4 200 400 700 µ ...
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... TSD = 130 to 170°C TSD STANDBY = DDR STANDBY = ⎯ ISD TB62206FG = Min Typ. Max Unit ⎯ GND 4.0 V µ ⎯ 1/4.8 1/5.0 1/5.2 ⎯ 130 170 °C T ...
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... Ccp2 = 0.01 µ 1.0 A), Output ACTIVE (I OUT ⎯ f chop CR CLK = 800 kHz Ccp = 0.22 µ F, Ccp = 0.022 µ F ⎯ ONG M DD STANDBY = ON → OFF 8 TB62206FG Min Typ. Max Unit ⎯ ⎯ 166 kHz ⎯ ⎯ 100 µ s ⎯ ⎯ 50 ⎯ ⎯ 50 ⎯ ...
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... Mixed decay timing → Fast mode → Charge mode MIXED DECAY MODE Waveform f chop Internal CR CLK signal I OUT Set current NF value 25% MIXED DECAY MODE f chop NF MDT (current waveform) Set current value NF RNF MDT (MIXED DECAY TIMING) point: 37.5% fixed 9 TB62206FG Set current value f chop 2005-03-02 ...
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... CLK Signal, Internal CR CLK, and Output Current Waveform (when CLK signal is input in 2 excitation mode) f chop Set current value I OUT 0 Set current value PHASE signal input Reset CR-CLK counter here 37.5 ％ MIXED DECAY MODE f f chop chop TB62206FG MDT 2005-03-02 ...
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... pin OFF OFF (Note) Input ENABLE Load PGND Slow mode 11 TB62206FG pin OFF OFF (Note) Load L1 L2 OFF OFF PGND Forced OFF mode 2005-03-02 ...
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... PGND Slow mode Current flows between the coil and the IC OFF OFF OFF OFF ON OFF OFF 12 TB62206FG pin OFF ON (Note) Load OFF PGND Fast mode The energy in the coil flows back to the power supply. ...
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... the IC is internally reset as a protective measure against input the STANDBY signal at the above timing output, make sure that specified voltage is input TB62206FG pin, the below MR time after power on ONG and ...
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... How to Calculate the Chopping and OSC Frequencies At constant current control, this IC chops frequency using the oscillation waveform (saw tooth waveform) determined by external capacitor and resistor as a reference. The TB62206FG requires an oscillation frequency of eight times the chopping frequency. The oscillation frequency is calculated as follows: 1 ...
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... P (standby (out (V) × 0.002 ( (V) × 0.0025 (A) = 0.06 (W) For thermal design on the board, evaluate by mounting the IC. = 0.60 Ω (A) × × I × R ..............................(1) DS OUT ON 2 (A) × 0.60 × Ω 2.40 (W) ........................................(2) (5 V). IM (total of current consumed by the circuits connected TB62206FG (24 V). Power dissipation is M 2005-03-02 ...
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... Test Waveforms Phase t pLH V M GND Figure 1 Timing Waveforms and Names t phase 90% t pHL 50% 10 TB62206FG 90% 50% 10 2005-03-02 ...
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... CR CLK, a delay 1.25 ns (@f waveform and the internal CR CLK. CR-CR CLK DELAY CR Waveform Internal CR CLK Waveform Figure 2 Timing Waveforms and Names (CR and output) OSC-Fast Delay t chop 50% 50% Slow = 100 kHz 400 kHz) occurs between the OSC chop CR 17 TB62206FG 50% Fast 2005-03-02 ...
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... P – Ta (package power dissipation) D 3.5 3 2.5 2 1.5 1 0.5 0 (4) HSOP20 R only (96°C/W) th (j-a) When mounted on the board (140 mm × × 1.6 mm: 38°C/W: typ.: under evaluation) (5) Note 8.5°C/W th (j-a) P – (2) ( 100 125 150 Ambient temperature Ta (°C) 18 TB62206FG 2005-03-02 ...
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... V (&Vcharge UP voltage Charge pump output voltage Recommended operation area Usable area Supply voltage V ( Charge pump voltage V (= Ccp A) ( TB62206FG V M voltage Maximum rating 2005-03-02 ...
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... ON, and Ccp 1 is charged from Ccp 2 via Di2. and V (Ccp A pin voltage = charge pump voltage switching and the V potential drops. chop H Output switching Steady state (3) (4) (5) ( TB62206FG = Ccp A Ccp B Ccp 2 Ccp 1 0.022 µ F 0.22 µ F Ccp charge pump voltage ...
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... When the voltage does not increase sufficiently, output DMOS R raises the temperature. Thus, use the capacitors under the capacitor combination conditions (Ccp 1 = 0.22 µ F, Ccp 2 = 0.022 µ F) recommended by Toshiba. t ONG turns lower than the normal, and TB62206FG Ccp 1 voltage + sure ...
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... Some capacitors exhibit a large change in capacitance according to the temperature. Make sure the above capacitance is obtained under the usage environment temperature 150 kHz under the conditions chop Ccp 1 – Ccp 2 Applicable range Recommended value 0 0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 Ccp 1 capacitance (µF) 22 TB62206FG M 2005-03-02 ...
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... Note: 2-phase excitation has a large load change due to motor induced electromotive force mode in which the current attenuation capability (current control capability) is small is used, current increase due to induced electromotive force may not be suppressed. STEP 2-Phase Excitation 100 IB (%) 23 TB62206FG 2005-03-02 ...
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... Phase Excitation ENABLE B ENABLE A Phase B Phase A 100 [%] Phase B Phase A 0 − 100 100 0 STEP 1-2 Phase Excitation (typ.A) 100 IB (%) 24 TB62206FG 2005-03-02 ...
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... FIN FIN ENABLE A EANBLE B PHASE A PHASE B TORQUE STANDBY Ccp A Ccp B Ccp C Ccp 1 Ccp 2 0.22 µ F 0.01 µ F SGND ) line and GND line with great care TB62206FG ref AB 1 µ F SGND 0.66 Ω Stepping M motor 0.66 Ω SGND 100 µ F ...
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... Package Dimensions Weight: 0.79 g (typ.) 26 TB62206FG 2005-03-02 ...
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... The products described in this document are subject to the foreign exchange and foreign trade laws. • TOSHIBA products should not be embedded to the downstream products which are prohibited to be produced and sold, under any law and regulations. 27 TB62206FG 030619EBA 2005-03-02 ...