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10.3. Motor drive output circuit
Table 10.3 Electrical characteristics of motor drive output circuit
Test condition unless otherwise specified, VBAT = 4.5 to 28 V,VCC = 4.5 to 5.5 V,Ta = -40 to 125°C
Parameter
Symbol
H-Bridge
Output ON
resistance
(High Side
(H+L)
+Low Side)
Output leakage
Ioutleak OUT1, OUT2
current
Output Slew
trD/tfD
Rate
tD(on)
Delay time of driver
tD(off)
output
Delay time of
tDEN
Enable/Disable
Pin name
Ron
OUT1, OUT2
OUT1, OUT2
PWM1,
PWM2
OUT1, OUT2
ΔtD
EN, ENB
OUT1, OUT2
Test condition
Tj = +25°C
Iout = 3 A,
VBAT = 8 V
Tj = +150°C
Iout = 3 A,
VBAT = 8 V
Tj = +150°C
Iout = 3 A,
VBAT = 4.5 V
OUT1/2: OFF (High-Z)
Vout = VBAT = 28 V
OUT1/2: OFF (High-Z)
Vout = GND
VBAT = 14 V,
Figure 10.9-1
RL = 3 Ω, VBAT = 14 V
Figure 10.9-2
tD(on)-tD(off)
Figure 10.9-3,
Test circuit is shown in
Figure 11.2.
39 / 49
TB9051FTG
MIN
TYP.
MAX
-
-
340
-
-
450
-
-
510
-
0
100
-100
0
-
0.3
0.8
1.6
-
8.0
13
-
8.0
13
-
0
5
-
-
5
Ver.1.1 2019-03-14
Unit
mΩ
μA
μs
μs
μs
μs
μs
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