DRV8320 Datasheet, PDF (15/80 Pages) Texas Instruments – 6 to 60-V Three-Phase Smart Gate Driver

www.ti.com
Electrical Characteristics (continued)
at T_A = –40°C to +125°C, V_VM = 6 to 60 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
SEN_LVL = 00b
V_{SEN_OCP}
V_SENSE overcurrent ^{SPI Device}
trip voltage
SEN_LVL = 01b
SEN_LVL = 10b
SEN_LVL = 11b
H/W Device
t_RETRY
Overcurrent retry
time
SPI Device
H/W Device
T_OTW ⁽¹⁾
T_OTSD ⁽¹⁾
T_HYS ⁽¹⁾
Thermal warning temperature
Thermal shutdown temperature
Thermal hysteresis
BUCK REGULATOR SUPPLY (VIN)
TRETRY = 0b
TRETRY = 1b
Die temperature, T_J
Die temperature, T_J
Die temperature, T_J
I_nSHDN
I_Q
V_{VIN_UVLO}
Shutdown supply current
Operating quiescent current
VIN undervoltage lockout
threshold
V_nSHDN = 0 V
V_VIN = 12 V, no load; non-switching
VIN Rising
VIN Falling
BUCK REGULATOR SHUTDOWN (nSHDN)
V_{nSHDN_TH}
Rising nSHDN threshold
I_nSHDN
Input current
I_{nSHDN_HYS}
Hysteresis current
BUCK REGULATOR HIGH-SIDE MOSFET
V_nSHDN = 2.3 V
V_nSHDN = 0.9 V
R_{DS_ON}
MOSFET on resistance
V_VIN = 12 V, V_CB to V_SW = 5.8 V, T_A = 25°C
BUCK REGULATOR VOLTAGE REFERENCE (FB)
V_FB
Feedback voltage
BUCK REGULATOR CURRENT LIMIT
I_LIMIT
Peak current limit
V_VIN = 12 V, T_A = 25°C
BUCK REGULATOR SWITCHING (SW)
f_SW
Switching frequency
D_MAX
Maximum duty cycle
BUCK REGULATOR THERMAL SHUTDOWN
T_SHDN ⁽¹⁾
T_HYS ⁽¹⁾
Thermal shutdown threshold
Thermal shutdown hysteresis
DRV8320, DRV8320R
DRV8323, DRV8323R
SLVSDJ3 – FEBRUARY 2017
MIN TYP MAX UNIT
0.25
0.5
0.75
V
1
1
4
ms
50
μs
4
ms
130 150 165 °C
150 170 185 °C
20
°C
1
28
3
3 µA
µA
4
V
1.05 1.25 1.38 V
–4.2
µA
–1
–3
µA
900
mΩ
0.747 0.765 0.782 V
1200
mA
1700
595 700
96%
805 kHz
170
°C
10
°C
Copyright © 2017, Texas Instruments Incorporated
Submit Documentation Feedback
15
Product Folder Links: DRV8320 DRV8320R DRV8323 DRV8323R