Freescale Semiconductor, Inc.
STATIC ELECTRICAL CHARACTERISTICS (continued)
Characteristics noted under conditions 21 V ≤ VVB+ ≤ 42 V, TA = 10°C to 55°C, TJ max = 135°C, VCC = 5.25 V max unless otherwise
noted. Typical values noted reflect the approximate parameter mean at TA = 25°C under typical conditions unless otherwise noted.
Characteristic
Symbol
Min
Typ
Max
Unit
V1 AND V2 VOLTAGE REGULATORS (continued)
Voltage Overshoot
External VCC Load Current from 0.01 to 0.500 A, tRISE > 100 ns
VOVRSHT
–
–
5.0%
–
Load Ripple
0.5 A maximum
VOUTRIPPLE
mV
–
100
–
VBOOST GENERATOR
Charge Pump Output Voltage
ILOAD = 1.0 mA
VVb -VVB+
V
10
–
14
BIPOLAR CURRENT REGULATED STEP MOTOR DRIVE SYSTEM
Peak Step Motor Current, Phase A or B
Motor Not Stalled
ISTEPMOTOR
Peak
–
A
–
0.6
Maximum Allowable Voltage Drop Across Any H-Bridge Switch
VDROP
ILOAD = 0.6 A (from Output to GND) or ILOAD = 0.6 A (from VVB+ to Output)
–
V
–
1.6
Comparator High Threshold Voltage
CURR_I0_PHASEX=0, CURR_I1_PHASEX=0
VTH
mV
450
550
650
Comparator Medium Threshold Voltage
CURR_I0_PHASEX=1, CURR_I1_PHASEX=0
VTM
mV
300
–
440
Comparator Low Threshold Voltage
CURR_I0_PHASEX=0, CURR_I1_PHASEX=1
VTL
mV
105
–
255
VOOFF Output Leakage Current for Step Motor Driver Outputs
VOOFF = 5.0 V
IOOFF
-1.0
0.1
mA
1.0
Step Motor Driver Thermal Shutdown Junction Temperature
TJ (SHUTDOWN)
155
–
175
oC
Step Motor Driver Thermal Enable Junction Temperature
TJ (ENABLE)
135
–
155
oC
Single MOSFET
Typical Value @ TJ = 25°C
RDS(ON)
Ω
–
1.43
–
MOTOROLA ANALOG INTEGRATED CIRFCoUrITMDEoVrIeCEIDnAfoTArmation On This Product,
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