SLA7027MU

1-2-1 2-Phase Stepper Motor Unipolar Driver ICs SLA7027MU/SLA7024M/SLA7026M 2-Phase/1-2 Phase Excitation (Ta=25°C) Ratings SLA7027MU SLA7024M 46 100 46 7 2 1 1.5 4.5 (Without Heatsink) 35 (TC=25°C) +150 –40 to +150 3 SLA7026M Unit V V V V V A W W °C °C ■Absolute Maximum Ratings Parameter Motor Supply Voltage FET Drain-Source Voltage Control Supply Voltage Input Voltage Reference Voltage Output Current Power Dissipation Channel Temperature Storage Temperature Symbol VCC VDSS VS VIN VREF IO PD1 PD2 Tch Tstg ■Electrical Characteristics Ratings Parameter Symbol min. Control Supply Current Control Supply Voltage FET Drain-Source Voltage FET ON Voltage FET Drain Leakage Current IS Condition VS VDSS Condition VDS Condition IDSS Condition VSD Condition IIH TTL Input Current Condition IIL Condition VIH TTL Input Voltage (Active High) Condition VIL Condition VIH TTL Input Voltage (Active Low) Condition VIL Condition ID=1A 0.5 VS=24V, ID=0.8A 0.7 VS=24V, ID=0.8A 0.1 VS=24V, ID=0.8A Tr Condition Switching Time Tstg Condition Tf Condition 2 VDSS=100V 0.8 ID=1A 0.5 VS=24V, ID=1A 0.7 VS=24V, ID=1A 0.1 VS=24V, ID=1A VDSS=100V 2 VDSS=100V 0.8 ID=3A 0.5 VS=24V, ID=1A 0.7 VS=24V, ID=1A 0.1 VS=24V, ID=1A 2 ID=1A 0.8 VDSS=100V 2 VDSS=100V 0.8 V VIL=0.4V, VS=44V 2 ID=1A 0.8 VDSS=100V VIH=2.4V, VS=44V –0.8 VIL=0.4V, VS=44V 2 ID=3A 0.8 V ID=1A 40 VIH=2.4V, VS=44V –0.8 VIL=0.4V, VS=44V VDSS=100V, VS=44V 1.2 ID=1A 40 VIH=2.4V, VS=44V –0.8 ID=1A, VS=14V 4 VDSS=100V, VS=44V 1.1 ID=3A 40 10 100 VS=44V, IDSS=250µA 0.85 ID=1A, VS=14V 4 VDSS=100V, VS=44V 2.3 SLA7027MU typ. 10 VS=44V 24 44 10 100 VS=44V, IDSS=250µA 0.6 ID=3A, VS=14V 4 max. 15 min. SLA7024M typ. 10 VS=44V 24 44 10 100 VS=44V, IDSS=250µA 0.85 max. 15 min. SLA7026M typ. 10 VS=44V 24 44 max. 15 mA V V V mA V Unit DC characteristics FET Diode Forward Voltage µA mA AC characteristics µs 104 ICs SLA7027MU/SLA7024M/SLA7026M ■Internal Block Diagram IN B IN A IN A IN B VSA VSB 8 1 6 5 7 12 17 16 18 11 Reg Reg 1, 8, 11, 18pin Description of pins Excitation input signal Active H Active L OUTA OUTA OUTB OUTB Pin 1 Pin 8 Pin 11 Pin 18 OUTA OUTA OUTB OUTB + – + – + – + – REFA REFB RSA 9 4 2 3 14 13 15 RSB 10 TDA TDB GA ■Typical Connection Diagram (Recommended component values) Active High VCC (46V max) + GB Excitation signal time chart 2-phase excitation clock INA INA 0 H L H L 1 L H H L 2 L H L H 3 H L L H 0 H L H L 1 L H H L Vb (5V) 7 12 8 VSA VSB OUTA 1 18 OUTA OUTB 11 OUTB INA INA INB GA 4 INB GB 15 6 5 17 16 INA INA INB INB Active High INB INB r3 r4 r1 2 TdA TdB C1 C2 13 SLA7024M 7026M 7027MU C3 C4 1-2 phase excitation clock IN A IN A IN B IN B 0 H L L L 1 H L H L 2 L L H L 3 L H H L 4 L H L L 5 L H L H 6 L L L H 7 H L L H 0 H L L L 1 H L H L 2 L L H L 3 L H H L r2 RSA REFA REFB RSB 9 3 14 10 Rs r5 r6 Rs 510Ω 100Ω (VR) : 47k Ω : 47k Ω : 2.4k Ω : 2.4k Ω : 470pF : 470pF : 2200pF : 2200pF : 1 Ω t yp (7024M) (1 to 2W) 0.68Ω typ (7026M) 1.8Ω typ (7027MU) r1 r2 r3 r4 r5 r6 C1 C2 C3 C4 Rs : : Active Low VCC (46V max) Excitation signal time chart 2-phase excitation clock + 0 L H L H 1 H L L H 2 H L H L 3 L H H L 0 L H L H 1 H L L H INA INA Vb (5V) 7 12 8 1 18 VSA VSB OUTA OUTA OUTB 11 OUTB INA INA INB GA 4 INB GB 15 6 5 17 16 INA INA INB INB Active Low INB INB r3 r4 r1 2 TdA TdB 13 C1 C2 SLA7024M 7026M 7027MU C3 C4 1-2 phase excitation clock INA INA INB INB 0 L H H H 1 L H L H 2 H H L H 3 H L L H 4 H L H H 5 H L H L 6 H H H L 7 L H H L 0 L H H H 1 L H L H 2 H H L H 3 H L L H r2 RSA REFA REFB RSB 9 3 14 10 Rs r5 r6 r1 r2 r3 r4 r5 r6 C1 C2 C3 C4 Rs (1 to 2W) : : : : : : : : : : : Rs 510 Ω 100 Ω (VR) 47k Ω 47k Ω 2.4k Ω 2.4k Ω 470pF 470pF 2200pF 2200pF 1 Ω typ (7024M) 0.68Ω typ (7026M) 1.8Ω typ (7027MU) ■External Dimensions (ZIP18 with Fin [SLA18Pin]) φ 3.2±0.15 31±0.2 24.4±0.2 16.4±0.2 (Unit : mm) φ 3.2±0.15×3.8 4.8 ±0.2 1.7±0.1 16 ±0.2 13 ±0.2 9.9 ±0.2 6.7±0.5 R-End +0.2 0.65 –0.1 +0.2 1 –0.1 9.7 –0.5 +1 (3) 0.65 –0.1 1 –0.1 0.55 –0.1 4±0.7 +0.2 6±0.6 7.5±0.6 17×P1.68±0.4=28.56±1 17×P1.68±0.4=28.56±1 31.3±0.2 1 2 3 . . . . . . . 18 123 . . . . . . . 18 Forming No. No.871 Forming No. No.872 0.55 –0.1 1.6 ±0.6 +0.2 +0.2 +0.2 2.2±0.6 3 ±0.6 Part No. Lot No. 2.45±0.2 4.6 ±0.6 Product Mass : Approx.6g ICs 105