STATIC ELECTRICAL CHARACTERISTICS
Table 3. Static Electrical Characteristics (continued)
Characteristics noted under conditions 16 V
≤
B+
≤
34 V, 0°C
≤
T
A
≤
70°C, and 0°C
≤
T
J
≤
100°C unless otherwise noted.
Typical values noted reflect the approximate parameter means at T
A
= 25°C under nominal conditions unless otherwise noted.
Characteristic
5.0 V Switching Regulator
Vreg Threshold
Cycle-by-Cycle Current Limit Threshold
V
5.0
= 2.0 V to Max
V
5.0
≤
1.0 V
V
5.0
to Turn On/Off V
3.3
Regulator
Hysteresis for V
5_3.3
t
3.3 V Switching Regulator
Vreg Threshold
Cycle-by-Cycle Current Limit Threshold
V
3.3
= 2.0 V to Max
V
3.3
≤
1.0 V
VCORE 3.3V Linear Regulator
Voltage Tolerance
I
CORE
= 0.02 A to 0.3 A, V
NOM
= 2.5 V
I
CORE
= 0.02 A to 0.3 A, V
NOM
= 1.8 V
I
CORE
0 0.02 A to 0.3 A, V
NOM
= 1.5 V
Load Regulation
I
LOAD
= 20 mA to 300 mA
Current Limit Threshold
Motor Drivers in DC Mode
Motor Driver A High- or Low-Side Switch Voltage Drop
I
PWM
= 1.7 A, GND or B+ to Output
Motor Driver A Output Current Limit
Motor Driver B High- or Low-Side Switch Voltage Drop
I
PWM
= 2.0 A, GND or B+ to Output
Motor Driver B Output Current Limit
Motor Driver C High- or Low-Side Switch Voltage Drop
I
PWM
= 0.375 A, GND or B+ to Output
Motor Driver C Current Limit—Top Side
Motor Driver C Current Limit—Bottom Side
Notes
8. See
I
LIMIT1
(C)
I
LIMIT2
(C)
I
LIMIT
(B)
V
DROP
(C)
–
0.75
1.0
.75
1.2
1.65
1.5
1.5
2.0
A
A
I
LIMIT
(A)
V
DROP
(B)
–
2.8
.70
4.9
1.4
7.2
A
V
V
DROP
(A)
–
3.6
.65
4.9
1.5
7.2
A
V
V
I
LIMIT
V
ILOAD
–
400
±10
750
±100
1200
mA
V
CORE_TOL
2.35
1.675
1.4
2.49
1.78
1.49
2.66
1.925
1.6
mV
V
V
3.3
I
LIMIT
2.75
–
3.6
3.5
5.5
–
3.15
3.28
3.45
V
A
V
5_3.3
t
V
5_3.3
t
_
hys
V
5.0
I
LIMIT
0.75
–
–
–
1.2
1.0
2.2
175
2.25
–
–
–
V
mV
4.8
5.0
5.2
V
A
Symbol
Min
Typ
Max
Unit
34921
Analog Integrated Circuit Device Data
Freescale Semiconductor
9