DRV8837_15 Datasheet, PDF (5/24 Pages) Texas Instruments – Low-Voltage H-Bridge Driver

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DRV8837, DRV8838
SLVSBA4D – JUNE 2012 – REVISED DECEMBER 2015
6.5 Electrical Characteristics
T_A = 25°C, over recommended operating conditions unless otherwise noted
PARAMETER
TEST CONDITIONS
POWER SUPPLIES (VM, VCC)
VM
VM operating voltage
I_VM
VM operating supply current
VM = 5 V; VCC = 3 V;
No PWM
VM = 5 V; VCC = 3 V;
50 kHz PWM
I_VMQ
VM sleep mode supply current
VM = 5 V; VCC = 3 V;
nSLEEP = 0
VCC VCC operating voltage
I_VCC
VCC operating supply current
VM = 5 V; VCC = 3 V;
No PWM
VM = 5 V; VCC = 3 V;
50 kHz PWM
I_VCCQ VCC sleep mode supply current
VM = 5 V; VCC = 3 V;
nSLEEP = 0
CONTROL INPUTS (IN1 or PH, IN2 or EN, nSLEEP)
V_IL
V_IH
V_HYS
I_IL
I_IH
Input logic low voltage
Input logic high voltage
Input logic hysteresis
Input logic low current
Input logic high current
V_IN = 0 V
V_IN = 3.3 V
V_IN = 3.3 V, DRV8838 nSLEEP pin
R_PD
Pulldown resistance
MOTOR DRIVER OUTPUTS (OUT1, OUT2)
r_DS(on) HS + LS FET on-resistance
I_OFF
Off-state leakage current
PROTECTION CIRCUITS
V_UVLO VCC undervoltage lockout
I_OCP
t_DEG
t_RETRY
T_TSD
Overcurrent protection trip level
Overcurrent deglitch time
Overcurrent retry time
Thermal shutdown temperature
DRV8838 nSLEEP pin
VM = 5 V; VCC = 3 V;
I_O = 800 mA; T_J = 25°C
V_OUT = 0 V
VCC falling
VCC rising
Die temperature T_J
MIN
TYP
0
40
0.8
30
1.8
300
0.7
5
0.25 × VCC
–5
0.38 × VCC
0.46 × VCC
0.08 × VCC
60
100
55
280
–200
1.9
1
1
150
160
MAX
11
100
1.5
95
7
500
1.5
25
0.5 × VCC
5
50
330
200
1.7
1.8
3.5
180
UNIT
V
μA
mA
nA
V
μA
mA
nA
V
V
mV
μA
μA
μA
kΩ
kΩ
mΩ
nA
V
A
μs
ms
°C
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