DRV8305_16 Datasheet, PDF (10/59 Pages) Texas Instruments – Three Phase Gate Driver

DRV8305
SLVSCX2B – AUGUST 2015 – REVISED FEBRUARY 2016
Electrical Characteristics (continued)
PVDD = 4.4 to 45 V, T_A = 25°C, unless specified under test condition
PARAMETER
TEST CONDITIONS
GATE TIMING
t_{pd_lf-O}
Positive input falling to
GHS_x falling
PVDD = 12 V; CL = 1 nF; 50% to 50%
t_{pd_lr-O}
Positive input rising to
GHS_x rising
PVDD = 12 V; CL = 1 nF; 50% to 50%
t_{d_min}
Minimum dead time after
hand shaking
DEAD_TIME = 000
DEAD_TIME = 001
DEAD_TIME = 010
t_dtp
Dead time in addition to
t_{d_min}
DEAD_TIME = 011
DEAD_TIME = 100
DEAD_TIME = 101
DEAD_TIME = 110
DEAD_TIME = 111
t_{PD_MATCH}
Propagation delay matching
between high-side and low-
side
t_{DT_MATCH}
Dead time matching
CURRENT SHUNT AMPLIFIER
GAIN_CSx = 00
G_CSA
GAIN_CSx = 01
Current sense amplifier gain
GAIN_CSx = 10
GAIN_CSx = 11
G_ERR
Current sense amplifier gain
error
Input differential > 0.025 V
t_SETTLING
V_IOS
V_{VREF_ERR}
V_DRIFTOS
I_BIAS
I_OFFSET
Current sense amplifier
settling time
DC input offset
Reference buffer error (DC)
Input offset error drift
Input bias current
Input bias current offset
Settling time to 1%; no blanking; T_J = -
40 – 150°C, G_CSA = 10; Vstep = 0.46 V
Settling time to 1%; no blanking; T_J = -
40 – 150°C, G_CSA = 20; Vstep = 0.46 V
Settling time to 1%; no blanking; T_J = -
40 – 150°C, G_CSA = 40; Vstep = 0.46 V
Settling time to 1%; no blanking; T_J = -
40 – 150°C, G_CSA = 80; Vstep = 0.46 V
G_CSA = 10; input shorted; RTI
Internal or external VREF
G_CSA = 10; input shorted; RTI
VIN_COM = 0; SOx open
IBIAS (SNx-SPx); VIN_COM = 0; SOx
open
V_{IN_COM}
V_{IN_DIFF}
CMRR
Common input mode range
Differential input range
Common mode rejection
ration
External input resistance matched; DC;
GCSA = 10
External input resistance matched; 20
kHz; GCSA = 10
PSRR
DC (<120 Hz); GCSA = 10
Power supply rejection ratio
20 kHz; GCSA = 10
V_SWING
V_SLEW
Output voltage swing
Output slew rate
PVDD > 5.3 V
GCSA = 10; R_L = 0 Ω; CL = 60 pF
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MIN
–3%
–4
–2%
–0.15
–0.48
60
60
0.3
5.2
TYP
200
200
280
35
52
88
440
880
1760
3520
5280
50
50
10
20
40
80
300
600
1.2
2.4
10
1
80
80
150
90
10
MAX UNIT
ns
ns
ns
ns
ns
ns
V/V
3%
ns
µs
4 mV
2%
µV/C
100 µA
µA
0.15 V
0.48 V
dB
dB
4.7 V
V/µs
10
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