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AMIS-30521_10 Datasheet, PDF (4/28 Pages) ON Semiconductor – Micro-Stepping Motor Driver | |||
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AMISâ30521, NCV70521
Table 2. ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Min
Max
Unit
VBB
Analog DC Supply Voltage (Note 1)
â0.3
+40
V
VDD
Logic Supply Voltage
â0.3
+7.0
V
TST
Storage Temperature
â55
+160
°C
TJ
Junction Temperature (Note 2)
â50
+175
°C
VESD
Electrostatic Discharges on Component Level, All Pins (Note 3)
â2
+2
kV
VESD
Electrostatic Discharges on Component Level, HiV Pins (Note 4)
â8
+8
kV
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. For limited time < 0.5s
2. Circuit functionality not guaranteed.
3. Human Body Model (100 pF via 1.5 kW, according to JEDEC EIAâJESD22âA114âB)
4. HiV = High Voltage Pins MOTxx, VBB, GND; Human Body Model (100 pF via 1.5 kW, according to JEDEC EIAâJESD22âA114âB)
Table 3. THERMAL RESISTANCE
Thermal Resistance
JunctionâtoâAmbient
Package
JunctionâtoâExposed Pad
1S0P Board
2S2P Board
Unit
NQFPâ32
0.95
60
30
K/W
EQUIVALENT SCHEMATICS
The following figure gives the equivalent schematics of the user relevant inputs and outputs. The diagrams are simplified
representations of the circuits used.
4k
IN
Rpd
OUT
TYPE 1: CLR Input
4k
IN
TYPE 4: DO and ERR Open
Drain Outputs
Rout
SLA
TYPE 2: CLK, DI, CS, NXT, DIR Inputs
VDD
VDD
VBB
VBB
TYPE 5: SLA Analog Output
TYPE 3: VDD and VBB Power Supply Inputs
Figure 2. Inâ and Output Equivalent Diagrams
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