DRV595 Datasheet, PDF (8/24 Pages) Texas Instruments – 15V/±3A High-Efficiency PWM Power Driver

DRV595
SLOS808 – DECEMBER 2012
www.ti.com
TYPICAL CHARACTERISTICS (continued)
I_q - Supply Current - mA
vs
PSRR-Supply Ripple Rejection Ratio (dB)
vs
V_DD - Supply Voltage - V
28
26
24
f - Frequency - Hz
0
Gain =20dB
−10 ^{PVCC = 12V + 200mV p−p}
T_A = 25°C
−20 ^{RL = 5Ω}
−30
22
−40
20
−50
18
16
14
T_A = 25°C
No Load
12
4 6 8 10 12 14 16 18 20 22 24 26 28
Supply Voltage (V)
G006
Figure 5.
−60
−70
−80
−90
−100
10
100
1k
10k
Frequency (Hz)
Figure 6.
100k
G007
PSRR-Supply Ripple Rejection Ratio (dB)
vs
f - Frequency - Hz
0
Gain =20dB
−10 ^{PVCC = 24V + 200mV p−p}
T_A = 25°C
−20 ^{RL = 5Ω}
−30
−40
−50
−60
−70
−80
−90
−100
10
100
1k
10k
Frequency (Hz)
Figure 7.
100k
G008
Gain - V/V; Phase - °
vs
f - Frequency - Hz
30
300.0
20
200.0
10
100.0
0
0.0
−10
Gain =26dB
PV_CC = 12V
−20 ^{TA = 25°C}
R_L = 5Ω
L_F = 10 µH
C_F = 3.3 µF
−30
10
100
1k
10k
Frequency (Hz)
Figure 8.
−100.0
−200.0
Gain
Phase
−300.0
100k
G009
8
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