IM2000S ABSOLUTE
MAXIMUM RATINGS
Symbol | Parameter | Limits | Unit | |
VDD | DC Supply Voltage | VSS | V | |
VIN | Input Voltage | VSS | to VDD +0.3 | V |
VOUT | Output Voltage | VSS | to VDD +0.3 | V |
TSTG | Storage Temp | °C | ||
RECOMMENDED OPERATING CONDITIONS
Symbol | Parameter | Min | Typ | Max | Unit |
VDD | DC Supply Voltage | 4.5 | 5.0 | 5.5 | V |
VIN | Input Voltage | VSS |
| VDD | V |
TOPR | Operating Temp |
| 85 | °C |
ELECTRICAL
CHARACTERISTICS
AC Electrical Characteristics
TYPICAL APPLICATION
48V, 3 Amps (RMS)/Phase Microstepping Driver
+5V
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| +5V |
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| 1K |
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| 8 | + | 3 |
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| 1 |
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| - | 2 | 5.1K |
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| +5V |
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| TLC372 |
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| 4 |
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| LM234Z | ||
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| 36 |
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| 42 |
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| 220pf |
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| VSA | HLA |
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| +5V |
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| 11 | 41 |
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| +5V | VSB | LLA |
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| 38 |
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| HRA |
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| +5V |
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| 1 | MODE | 39 |
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| LRA |
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| 64 |
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| WR |
| 5 |
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| 5 |
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| 68.1 | |
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| HLB | 1K |
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| OVCB | 6 |
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| 37 | LLB | 9 |
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| + | 3 | |
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| OVCA | HRB |
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| 24 | OVV | LRB | 8 |
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| 5.1K |
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| 6 |
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| 26 |
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| - | 6 |
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RES SEL 0 |
| OVTMP |
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| TLC372 |
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| R1 | ||||||
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RES SEL 1 |
| 48 | MSEL0 | CURRED | 20 |
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| TLC271 | - | 2 |
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| 49 | MSEL1 | FAULT | 63 |
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| 220pf |
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| 8 4 |
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RES SEL 2 |
| 50 | MSEL2 | FSTEP | 62 |
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| 51 | MSEL3 |
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| +5V |
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RES SEL 3 |
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| 35 |
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| SINE0 |
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| 59 |
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| +5V |
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STEP CLOCK |
| SCLK | SINE1 |
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| 33 |
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| 60 |
| SINE2 | 1 |
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| 32 | OUT1 VDD |
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| + 10µf |
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DIRECTION |
| DIR | SINE3 |
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| OUT1 VDD |
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| 55 |
| SINE4 | 31 | 2 | OUT2 |
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| 2 | OUT2 |
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| 0.1µf |
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ENABLE |
| CIR0 | SINE5 | 30 |
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| 56 | 29 | 3 | GND |
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| 3 | GND |
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| CIR1 | SINE6 |
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+5V |
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| SINE7 |
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| RSEL |
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| CSEL |
| 12 | 11 |
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| 15 |
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| COS0/AD0 | DB0 | REF |
| 11 |
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| DB0 | REF |
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| COS1/AD1 | 10 | DB1 |
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| 10 | DB1 |
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| +12 to +48V | |
51K |
| EN | 14 | 9 | RFB | 16 |
| RFB | 16 |
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| COS2/AD2 | DB2 |
| 9 | DB2 |
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| COS3/AD3 | 15 | 8 | DB3 |
| 13 |
| 8 | DB3 |
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| 57 |
| 16 | 7 |
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| RESET | COS4/AD4 | DB4 | WR |
| 7 | DB4 | WR |
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| 1000µf |
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| 30.1K |
| 17 | 6 | 12 |
| 6 | 12 |
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| 23 |
| COS5/AD5 | 18 | 5 | DB5 | CS |
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| DB5 | CS |
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| 0.1µf |
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| OSCR | COS6/AD6 | DB6 |
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| 5 | DB6 |
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0.47µf |
| 22 | OSCRC | COS7/AD7 | 19 | 4 | DB7 |
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| 4 | DB7 |
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| 1.0nf | 47 | IHI |
| 43 |
| TLC524 |
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| TLC524 |
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| 46 | ILOW | ENA |
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| SIGNA | 44 |
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| GND | 45 |
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| PWMA |
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| GND |
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| EN |
| V+ |
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| 40 |
| 4 | EN |
| V+ |
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| GND | ENB |
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| OUT1 |
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| GND |
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| OUT1 |
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| IN1 |
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| 10nf | ||||
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| SIGNB | IN1 |
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+5V | +5V |
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| 10nf |
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| PWMB | 2 | 7 |
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| IN2 |
| BOOT1 | ØA | |||||
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| IN2 | BOOT1 |
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| 25 | VCC |
| 27 |
| 8 | ØB |
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| COUT | 9 |
| BOOT2 |
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| VREF |
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| 58 | VCC |
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| VREF |
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| 10nf |
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| 0.22µf |
| 1 | 10nf | |||
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| OUT2 |
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| 0.22µf |
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| IM2000S | 6 |
| OUT2 |
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| 6 GND |
| 10 |
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0.1µf | 0.1µf |
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| GND | 10 |
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| VSEN |
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| VSEN |
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| L6203 |
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| L6203 |
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| 2W | |||
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| 2W |
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Output Current (AMPS) = 0.002 x R1 (OHMS)
NOTE: Diodes may be needed on phase outputs depending on input voltage and phase currents used.
Symbol | Parameter | Min | Typical | Unit |
t RW | RESET pulse width | 200 |
| nS |
t S | MSEL, SCLK setup |
| 100 | nS |
time |
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t SW | SCLK pulse width |
| 10 | nS |
t WR | WR pulse width |
| 20 | nS |
t WH | Data hold time after WR | 0 |
| nS |
fPWM | PWM chopping frequency |
| 20 | KHz |
fCLK | SCLK input frequency |
| 10 | MHz |
DC Electrical Characteristics
V = +5.0 ±10% | T = 25° C |
BLOCK DIAGRAM
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DD | OPR |
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Symbol | Parameter | Conditions | Min |
VIL | Low level input voltage |
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VIH | High level input voltage |
| 2.0 |
VT+ | Schmitt trigger positive | VDD = 5.0 |
|
going threshold voltage |
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VT– | Schmitt trigger negative | VDD = 5.0 | 0.6 |
going threshold voltage | |||
VH | Schmitt trigger hysteresis | VDD = 5.0 | 0.1 |
voltage | |||
I IL | Low level input current | VIN = VSS |
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I IH | High level input current | VIN = VDD |
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VOL | Low level output voltage |
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VOH | High level output voltage |
| VDD |
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IOL | Low level output current |
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IOH | High level output current |
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ICC | Supply current |
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| ����� |
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Typ Max | Unit | ����� |
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0.8 | V | ��� |
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| V | ���� |
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| �� |
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3.0 | V | ���� |
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1.0mA
1.0mA
VSS V
+0.4����
V
3.0mA
30mA
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REV101805
