AMIS-30621 Datasheet, PDF (6/59 Pages) AMI SEMICONDUCTOR – LIN Microstepping Motordriver

AMIS−30621
DC PARAMETERS
The DC parameters are guaranteed over temperature and V_BB in the operating range, unless otherwise specified. Convention:
currents flowing into the circuit are defined as positive.
Table 5. DC PARAMETERS
Symbol
Pins
Parameter
Test Conditions
Min
MOTORDRIVER
I_MSmax,Peak
Max current through motor
coil in normal operation
V_BB = 14 V
I_MSmax,RMS
Max RMS Current Through
Coil in Normal Operation
V_BB = 14 V
I_MSabs
Absolute Error on Coil Current
V_BB = 14 V
−10
MOTXP ^{(Note 6)}
I_MSrel
MOTXN _{Matching of X and Y Coil}
MOTYP Currents
V_BB = 14 V
−7
R_DS(on)
MOTYN _{On Resistance for Each Motor}
V_BB = 12 V, T_J = 50°C
Pin at I_MSmax (Note 7)
V_BB = 8 V, T_J = 50°C
V_BB = 12 V, T_J = 150°C
V_BB = 8 V, T_J = 150°C
I_MSL
Pull down current
HiZ Mode, V_BB = 7.7 V
0.4
LIN TRANSMITTER
I_{bus_off}
Dominant State, Driver Off
V_bus = 0 V, V_BB = 8 V and 18 V
−1
I_{bus_off}
Recessive State, Driver Off
LIN
V_bus = V_bat,
V_BB = 8 V and 18 V
I_{bus_lim}
Current Limitation
V_BB = 8 V and 18 V
50
R_slave
Pullup Resistance
V_BB = 8 V and 18 V
20
LIN RECEIVER
V_{bus_dom}
Receiver Dominant State
V_{bus_rec}
LIN Receiver Recessive State
V_{bus_hys}
Receiver Hysteresis
THERMAL WARNING AND SHUTDOWN
V_BB = 8 V and 18 V
V_BB = 8 V and 18 V
V_BB = 8 V and 18 V
0
0.6 * V_BB
0.05 * V_BB
T_tw
Thermal warning
138
T_tsd
Thermal shutdown
(Notes 8 and 9)
T_low
Low temperature warning
(Note 9)
SUPPLY AND VOLTAGE REGULATOR
V_BBOTP
Supply voltage for OTP
zapping (Note 10)
UV₁
Stop voltage high threshold
UV₂
Stop voltage low threshold
UV₁
Stop voltage high threshold
V_BB
UV₂
Stop voltage low threshold
I_bat
Total current consumption
I_{bat_s}
V_DD
V_DDReset
I_DDLim
Sleep mode current
consumption
Regulated internal supply
(Note 11)
V_DD
Digital supply reset level @
powerdown (Note 12)
Current limitation
Product versions with low UV;
See Ordering Information
Product versions with high UV;
See Ordering Information
Unloaded outputs
V_BB = 29 V
V_BB = 8 V and 18 V
8 V < V_BB < 29 V
Pin shorted to ground
V_BB = 14 V
9.0
7.7
7.0
8.8
8.1
1
4.75
Typ
Max
Unit
800
mA
570
mA
10
%
0
7
%
0.50
1
W
0.55
1
W
0.70
1
W
0.85
1
W
2.2
mA
mA
20
mA
75
130
mA
30
47
kW
0.4 * V_BB
V
V_BB
V
0.175 * V_BB V
145
152
°C
T_tw + 10
°C
T_tw − 152
°C
10.0
V
8.3
8.9
V
7.5
8.0
V
9.3
9.8
V
8.5
8.9
V
3.50
10.0
mA
40
100
mA
5
5.25
V
4.5
V
40
mA
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