Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed,
damage may occur and reliability may be affected.
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2
LC898302AXA
3
Recommended Operating Conditions/ Ta =
30
to 85
C,
VSS = 0V
Parameter
Symbol
condition
Min
2.7
*1
0
Typ
-
-
Max
4.5
VDD
Unit
V
V
Supply
VDD
voltage range
Input voltage
VIN1
range
*1 MODE ,PWM pin
Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended
Operating Ranges limits may affect device reliability.
4
Electric characteristics
4.1 DC characteristics
[VSS = 0V, VDD = 2.7 to 4.5V, Ta =
30
to 85
C]
Parameter
Symbol
Condition
High level Input
voltage
Low level Input
voltage
High level Input
voltage
Low level Input
voltage
Input leakage
current
VIH
VIL
VIH
CMOS
Min
1.40
Typ
-
-
-
-
-
Max
-
0.36
-
0.3VDD
+10
Unit
V
Applied pin
PWM
CMOS
-
0.7VDD
-
VI =VDD,VSS
10
V
V
VIL
IIL
MODE
V
μA
PWM, MODE
4.2 AC input characteristics
[VSS = 0V, VDD = 2.7 to 4.5V, Ta =
30
to 85
C]
Parameter
Input PWM frequency
Symbol
Ifrq
Min
10.0
Typ
-
Max
50.0
Unit
kHz
Condition
1%<PWM Duty<99% *1
*1) PWM carrier frequency must be set to 128 times of resonant frequency in case of LRA mode.
4.3 Standby current
[VSS = 0V, VDD = 3.7V, Ta = 25
C]
Parameter
Stand-by current
Idle current
Symbol
Pstb
Pidle
Min
-
-
Typ
1.0
2.5
Max
3.0
-
Unit
A
mA
Condition
PWM=”0”
PWM=Duty 50%
4.4 Analog characteristics
[VSS = 0V, VDD = 3.7V, Ta = 25
C]
Parameter
Output Voltage
Difference OUT1 and OUT2
H-Bridge ON resistance Pch
H-Bridge ON resistance Nch
Adjustable resonance
frequency range
Symbol
VOUT12
Ronp
Ronn
Fmo
10
Min
-
-
-
Typ
2.8
2.9
2.5
1.0
-
+10
Max
-
-
-
Unit
Vpp
Vpp
Ω
Ω
%
Condition
MODE=”0”
Input PWM Duty=99%
MODE=”1”
Input PWM Duty=99%
IF=100mA
IS=100mA
vs Input value
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be
indicated by the Electrical Characteristics if operated under different conditions.
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LC898302AXA
5
Pin Assignment
I/O -> I : input, O: output, B: bi-direction, P: power supply, NC: not connected
NO
1A
2A
3A
OUT1
OUT2
GND
NAME
I/O
O
O
P
NO
1B
2B
3B
VDD
MODE
PWM
NAME
I/O
P
I
I
5.1 Pin list
5.2 Pin layout (PKG: WLCSP6, 0.4mm pitch)
PWM
GND
3
MODE
OUT2
2
VDD
OUT1
1
B
A
< Bottom View >
Fig.5
Fig. 2
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4
LC898302AXA
6 Pin description
I/O -> I: input, O: output, B: bi-direction, P: power supply, NC: not connected
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