CAT3211
2
I C Programmable Haptic
Driver for Rotary (ERM) DC
Motors
Description
2 CAT3211
Figure 1. Typical Application Circuit
Table 1. ABSOLUTE MAXIMUM RATINGS
Parameter Rating Unit
VIN 6 V
H_TRIG, VIB_EN, SDA, SCL, OSC, RST Voltage 6 to (GND 0.3) V
REG Voltage (VIN + 0.3) to (GND 0.3) V
POS, NEG Voltage (REG + 1.5) to (PGND 0.3) V
Storage Temperature Range 65 to +150 C
Junction Temperature Range +150 C
Lead Temperature 300 C
ESD Immunity V
Human Body Model per Standard JESD22 A114E 2000
Machine Model per Standard JESD22A115 A 200
Latchup Immunity per Standard JESD78 mA
Logic Pins 100
POS and NEG Pins 600
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
Table 2. RECOMMENDED OPERATING CONDITIONS
Parameter Rating Unit
VIN 2.7 to 5.5 V
Ambient Temperature Range 40 to +85 C
POS and NEG Pin Current (Motor Current) 0 to 600 mA
Table 3. ELECTRICAL OPERATING CHARACTERISTICS (Note 1)
(Typical values: VIN = 5.0 V, RST = Logic High, T = 25C unless otherwise specificed.)
AMB
Parameter Symbol Test Conditions Min Typ Max Units
Operating Current in Haptic Mode (no load) I Haptic Mode triggered, 270 600 A
QH
on VIN pin CHIP_EN = 1 (register)
Operating Current in Vibrator Mode (no load) I VIB_EN = High, RST = High, 190 600 A
QV
on VIN pin CHIP_EN = 1 (register)
Standby Current on VIN pin I VIB_EN = Low 1 20 A
STBY
Haptic Mode NOT triggered
Shutdown Current I RST = Low 1 A
SHDN
POS and NEG Shorted
HBridge Output Drive Resistance (Note 2) R VIB_EN = High, REG = VIN, 0.8 1.6
HBRDG
I = 100 mA
LOAD
1. Limits are fully tested at T = 25C and guaranteed across temperature by design and characterization statistical analysis.
AMB
2. Total combined resistance of high side and lowside switched (measured at 100 mA load). Does not include LDO Switch Resistance.
3. Limits guaranteed by design and statistical analysis.