SLA7611M SANKEN | Alldatasheet
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Technical content
130 ICs
■Recommended Operating Conditions Parameter Symbol Ratings Unit Remarks VBB VCC VREF TC Main Supply Voltage Logic Supply Voltage REF Input Voltage Case Temperature 10 to 30 3 to 5.5 0.2 to VCC 110max V V V The VCC surge voltage should be 0.5V or lower. The control current precision is degraded at 0.2V or lower. Temperature at Pin-10 Lead (without heatsink) ■Absolute Maximum Ratings (Ta=25°C) Parameter Symbol Ratings Unit Remarks Main Supply Voltage VBB 36 V Logic Supply Voltage VCC 7V Output Current IO (Ave) 3A IO (Peak) 6A tw < 1ms Logic Input Voltage VIN –0.3 to VCC+0.3 V REF Input Voltage VREF –0.3 to VCC+0.3 V PFD Input Voltage VPFD –0.3 to VCC+0.3 V Sense Voltage VRs –2 to 2 V Power Dissipation PD 4W Without heatsink Junction Temperature Tj 150 °C Operating Ambient T emperature Ta –20 to 85 °C Storage Temperature Tstg –30 to 150 °C ■Electrical Characteristics (Ta = 25°C, VBB = 24V, VCC = 5V, unless otherwise specified) IBB Icc VB VO RDS (on) VSD VIL VIH IIL IIH Fclock IPFD IRC VPFDS VPFDM VPFDF VRs VREF IREF TOFF Tj ∆Tj TONC TOFFC VCC×0.75 1.7 0.7 V BB+5 ±10 200 VREF×0.2 ±10 1.1×Rt×Ct 150 2.5 0.8 1.5 VCC×0.25 100 VCC 1.3 0.3 VCC mA mA V V Ω V V V µA µA kHz µA µA V V V V V µA µs µs µs Parameter Symbol Ratings Unit Remarksmin typ max Main Supply Current Logic Supply Current Charge Pump Voltage Output Withstand Voltage Output MOS FET ON Resistance (total of the upper and lower values) Output MOS FET Diode Forward Voltage Logic Input Voltage Logic Input Current Maximum Clock Frequency PFD Input Current RC Terminal Inflow Current PFD Input Voltage Sense Voltage REF Input Voltage REF Input Current PWM OFF Time Thermal Protection Circuit Activation T emperature Hysteresis of Thermal Protection Circuit Activation Temperature Switching Time IDS=3A ISD=3A Excluding Ena Slow Decay Mixed Decay Fast Decay Steady-state Clock→Out Clock→Out 1-2-2 3-Phase Stepper Motor Driver ICs Star Connection/Delta ConnectionSLA7611M
■Internal Block Diagram ■Typical Connection Diagram VCC VB VBB 16 15 18 9 Sequence Logic 54 1 0 Clock TSD UVLO CW/CCW F/H Ena Reset REF CP1 CP2 Reg Charge Pump Level shift Pri-Driver PWM Control Current Control PFD RC GND S OUTW OUTV OUTU OUT Block ■Pin Assignment (Function Table) Pin No. Symbol Function Sense Out U V CC RC PFD REF Reset Ena VBB GND Out V CW/CCW Clock Full/Half CP2 CP1 Out W V B Current sense Phase U output Logic supply PWM OFF time setting Mixed Decay ratio setting Control current setting Internal logic reset Output Enable/Disable control Main supply (motor supply) Device GND Phase V output Forward/reverse control Step Clock Full/half step control Charge pump capacitor 2 Charge pump capacitor 1 Phase W output Boost charge pump ■External Dimensions (ZIP18 with Fin [SLA18Pin]) (Unit : mm) 31±0.2 24.4±0.2 16.4±0.2 3.2±0.15φ 16±0.2 13±0.2 9.9±0.2 Part Number Lot number 1.7±0.1 2.45±0.2 R-End 6.7±0.5 9.7 –0.5 (3) 0.55 +0.2 –0.1 4±0.7 +0.2 –0.1 0.65 +0.2 –0.1 31.3±0.2 Other lead forming shapes are also available. For details, contact our sales representative. CB C4 C3 Micro- computer, etc. R4 R2 6 R1 R5 R3 Ct Rt Rs RCPFD REF Reset Ena F/H CW/CCW Clock S-GND P-GND GND SLA7611M 3 SPM S 9181516 OUTU VBB C1C2 VBVCC CP2CP1 OUTV CA 10 to 30V OUTW φ Forming No. No.871 Product Mass : Approx.6g