AMIS-30421 Datasheet, PDF (6/41 Pages) ON Semiconductor – Micro-Stepping Stepper Motor Bridge Controller

AMIS−30421
Table 4. DC PARAMETERS
The DC parameters are given for V_BB and temperature in their operating ranges unless otherwise specified.
Convention: currents flowing in the circuit are defined as positive.
Symbol Pin(s)
Parameter
Remark/Test Conditions
Min
SUPPLY & VOLTAGE REGULATOR
V_BB
VBB Nominal operating supply range
6
I_BB
Total internal current consumption Unloaded outputs, I_INT included,
H−bridge disabled
I_SLEEP
Sleep mode current consumption Unloaded outputs, CSb = V_DD
V_DD
VDD Regulated Output Voltage
−10 mA ≤ I_load ≤ 0 mA
3.0
V_{DD_SLEEP}
Regulated Output Voltage in Sleep
−1 mA ≤ I_load ≤ 0 mA
2.1
I_INT
Internal load current
Unloaded outputs
I_LOAD
External load current
I_DDLIM
Current limitation
Pin shorted to ground
−20
I_{LOAD_PD}
Output current in sleep
V_REGH VREGH High voltage regulator
V_BBLV v V_BB v 30 V
8.0
Based on Figure 9
H−bridge disabled
13.25 V v V_BBLV v 15.75 V
6 V v V_BB < V_BBLV
Based on Figure 9
H−bridge disabled
13.25 V v V_BBLV v 15.75 V
POWER ON RESET (POR)
V_DDH
V_DDL
V_DDhys
VDD
Internal POR comparator threshold
Internal POR comparator threshold
Internal POR comparator
hysteresis
V_DD rising, see Figure 4
V_DD falling, see Figure 4
1.44
1.16
UNDERVOLTAGE
V_BBUH
V_BBUL
VBB
V_BBUhys
OVERVOLTAGE
V_BB undervoltage release level
V_BB undervoltage trigger level
V_BB undervoltage hysteresis
V_BB rising, see Figure 5
5.5
V_BB falling, see Figure 5
5.3
V_BBOH
V_BBOL
VBB
V_BBOhys
PRE−DRIVER
V_BB overvoltage trigger level
V_BB overvoltage release level
V_BB overvoltage hysteresis
V_BB rising, see Figure 5
V_BB falling, see Figure 5
30.0
29.0
I_ON
I_{ON_tol}
I_OFF
I_{OFF_tol}
R_SW
Gate charge current
Gate charge current tolerance
Gate discharge current
Gate discharge current tolerance
Switch On−resistance
Selectable through SPI
Selectable through SPI
See also Figure 10
−1.25
−45
−10.5
−45
5
Typ
3.3
2.95
9.5
1.8
1.5
0.3
0.25
1
10
Max Unit
30
V
20
mA
150
mA
3.6
V
3.63
V
8
mA
−10
mA
−80
mA
−1
mA
11.5
V
V_BB
V
2.53
1.93
V
6.5
6.3
V
32.0
31
V
−33.00 mA
+45
%
−115.5 mA
+45
%
25
W
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