DRV201_15 Datasheet, PDF (4/29 Pages) Texas Instruments – DRV201 Voice Coil Motor Driver for Camera Auto Focus

DRV201
SLVSB25C – AUGUST 2011 – REVISED JUNE 2015
6.3 Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
VBAT - Supply voltage
Voltage Range - SDA and SCL
T_J - Operating junction temperature
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MIN
NOM
MAX UNIT
2.5
3.7
4.8
V
–0.1
3.3
3.6
V
–40
125
°C
6.4 Thermal Information
DRV201
THERMAL METRIC⁽¹⁾
YFM
(PICOSTAR)
YMB (DSBGA)
UNIT
6 PINS
6 PINS
R_θJA
R_θJC(top)
R_θJB
ψ_JT
ψ_JB
Junction-to-ambient thermal resistance
Junction-to-case (top) thermal resistance
Junction-to-board thermal resistance
Junction-to-top characterization parameter
Junction-to-board characterization parameter
130.6
1.4
37
5.2
37
116.9
1.4
22.2
0.1
22.2
°C/W
°C/W
°C/W
°C/W
°C/W
(1) For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report, SPRA953.
6.5 Electrical Characteristics
Over recommended free-air temperature range and over recommended input voltage range (typical at an ambient
temperature range of 25°C) (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
INPUT VOLTAGE
V_BAT
Input supply voltage
V_UVLO
Undervoltage lockout threshold
V_HYS
Undervoltage lockout hysteresis
INPUT CURRENT
V_BAT rising
V_BAT falling
2.5
3.7
4.8 V
2.2
V
2
50
100
250 mV
I_SHUTDOWN
Input supply current shutdown,
includes switch leakage currents
MAX: V_BAT = 4.4 V
0.15
1 µA
I_STANDBY
Input supply current standby, includes
switch leakage currents
MAX: V_BAT = 4.4 V
120
200 µA
STARTUP, MODE TRANSITIONS, AND SHUTDOWN
t₁
Shutdown to standby
t₂
Standby to active
t₃
Active to standby
t₄
Shutdown time
Active or standby to shutdown
0.5
VCM DRIVER STAGE
100 µs
100 µs
100 µs
1 ms
Resolution
10
bits
I_RES
Relative accuracy
Differential nonlinearity
–10
10
LSB
–1
1
Zero code error
0
mA
Offset error
At code 32
3 mA
Gain error
±3
% of
FSR
Gain error drift
0.3
0.4 %/°C
Offset error drift
0.3
0.5 %/°C
I_MAX
Maximum output current
102.3
mA
4
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