1-2-1 2-Phase Stepper Motor Unipolar Driver ICs SLA7022MU/SLA7029M/SMA7022MU/SMA7029M 2-Phase Excitation Absolute Maximum Ratings (Ta=25C) Ratings Parameter Symbol SLA7022MU SLA7029M SMA7022MU SMA7029M Unit Motor Supply Voltage VCC 46 V FET Drain-Source Voltage VDSS 100 V Control Supply Voltage VS 46 V TTL Input Voltage VIN 7 V Reference Voltage VREF 2 Output Current IO 1 PD1 PD2 Power Dissipation V 1.5 1 4.5 (Without Heatsink) 35 (TC=25C) 1.5 A 4.0 (Without Heatsink) 28 (TC=25C) W W Channel Temperature Tch +150 C Storage Temperature Tstg -40 to +150 C Electrical Characteristics (Ta=25C) Ratings Parameter Symbol SLA7022MU min. Control Supply Current Control Supply Voltage FET Drain-Source Voltage FET ON Voltage DC Characteristics FET Drain Leakage Current FET Diode Forward Voltage max. IS 10 15 Condition VS=44V VS 10 VDSS 100 24 44 Switching Time 90 ICs 24 44 ID=1A 4 VDSS=100V, VS=44V 1.1 ID=1A ID=1A 40 40 -0.8 VIL=0.4V, VS=44V 0.8 ID=1A 0.8 0.8 VDSS=100V V mA V 2 VDSS=100V 0.8 VDSS=100V 0.8 ID=1A 0.8 V ID=1A Tr 0.5 0.5 0.5 0.5 Condition VS=24V, ID=0.8A VS=24V, ID=1A VS=24V, ID=0.8A VS=24V, ID=1A Tstg 0.7 0.7 0.7 0.7 Condition VS=24V, ID=0.8A VS=24V, ID=1A VS=24V, ID=0.8A VS=24V, ID=1A Tf 0.1 0.1 0.1 0.1 Condition VS=24V, ID=0.8A VS=24V, ID=1A VS=24V, ID=0.8A VS=24V, ID=1A http://store.iiic.cc/ mA VDSS=100V 2 ID=1A V 2 ID=1A VDSS=100V V A VIH=2.4V, VS=44V -0.8 mA V ID=1A, VS=14V VIL=0.4V, VS=44V VDSS=100V 44 0.6 VIH=2.4V, VS=44V 2 24 VS=44V, IDSS=250A 2 0.8 10 1.2 ID=1A VDSS=100V 15 100 -0.8 0.8 10 4 VIL=0.4V, VS=44V VDSS=100V 44 VDSS=100V, VS=44V 2 VIL 24 ID=1A, VS=14V VIH=2.4V, VS=44V ID=1A max. 0.85 40 VIL=0.4V, VS=44V Unit typ. VS=44V 1.1 -0.8 min. VS=44V, IDSS=250A VDSS=100V, VS=44V VIH=2.4V, VS=44V 2 15 4 40 VIL 10 ID=1A 2 10 100 1.2 Condition max. 0.6 ID=1A IIL SMA7029M typ. VS=44V ID=1A, VS=14V VSD Condition min. VS=44V, IDSS=250A VDSS=100V, VS=44V Condition Condition 15 4 Condition Condition 10 ID=1A, VS=14V IDSS Condition TTL Input Voltage (Active Low) 10 0.85 Condition VIH max. 100 VDS VIH TTL Input Voltage (Active High) SMA7022MU typ. VS=44V IIH TTL Input Current min. VS=44V, IDSS=250A Condition Condition AC Characteristics SLA7029M typ. s SLA7022MU/SLA7029M/SMA7022MU/SMA7029M Internal Block Diagram 8 INB 5 VS Reg 3 4 12 RSB TDB GNDB 2 13 Excitation input signal Active H Active L OUT A OUT A OUT A OUT A OUT B OUT B OUT B OUT B 1pin 6pin 10pin 15pin + - + - GNDA TDA 7 15 1, 6, 10, 15pin Description of pins + - REFA RSA + - 10 14 Reg REFB 1 INA 6 11 9 Typical Connection Diagram (Recommended component values) VCC (46V max) Excitation signal time chart 2-phase excitation + 11 1 H H INB L H H L L H 1-2 phase excitation 5 TdA TdB 14 INB INA clock RSA REFA REFB RSB 7 3 13 9 C3 Rs r5 GA 4 GB 12 2 3 4 5 6 7 0 1 2 3 H H 0 H H L L L L H H H H tdA L L L H L L L H L L L H INB L L H H H H L L L L H H tdB L H L L L H L L L H L L tdA and tdB are signals before the inverter stage. C4 r6 1 INA INB C2 r2 Rs Open collector tdA 0 L 15 INA 2 3 L r1 r2 r3 r4 r5 r6 tdB : : : : : : 510 100 (VR) 47k 47k 2.4k 2.4k C1 C2 C3 C4 Rs : : : : : (1~2W) 330 to 500pF 330 to 500pF 2200pF 2200pF 1.8 typ (7022MU) 1 typ (7029M) External Dimensions (ZIP15 with Fin [SLA15Pin] /ZIP15[SMA15Pin]) SLA7022MU/SLA7029M +0.2 1.15 -0.1 40.7 14xP2.03 0.7=28.42 1.0 +0.2 1.15 -0.1 +0.2 0.55 -0.1 14xP2.030.4=28.420.8 2.20.4 6.30.6 7.50.6 3 0.6 30 8.5max 1.45 0.15 6.7 0.5 10.20.2 4.60.6 Lot No. Part No. (9.7) +0.2 0.65 -0.1 (3) +0.2 0.65 -0.1 2.5 0.2 0.620.1 1.160.15 (3) +1 9.7 -0.5 30.6 2.450.2 R-End Epoxy resin package 40.2 310.2 +0.2 Part No. Lot No. 4.80.2 1.70.1 1.60.6 3.2 0.15x3.8 6.70.5 9.9 0.2 16 0.2 13 0.2 3.2 0.15 SMA7022MU/SMA7029MA Epoxy resin package 0.55 -0.1 310.2 24.40.2 16.40.2 (Unit:mm) +0.2 0.65 -0.1 1.16 +0.2 -0.1 +0.2 0.55 -0.1 4 0.7 P2.030.1x14=28.42 1.20.1 (5.9) (7.5) (4.6) 10 r1 r4 C1 6 2 H +0.2 r3 1 1 H 1.6 0.6 8 VS 0 INA 0.55 -0.1 Vb (5V) clock P2.030.1x14=28.42 31.3 +0.2 31.30.2 1 2 3 . . . . . . . 15 123 . . . . . . . 12 3 . . . . . . . 15 Forming No. No.853 Forming No. No.855 Product Mass : Approx.6g 12 3 . . . . . . . 15 15 Forming No. No.1054 Forming No. No.1055 Product Mass : Approx.4g http://store.iiic.cc/ ICs 91