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DRV591VFPR.B Datasheet(PDF) 7 Page - Texas Instruments

Part # DRV591VFPR.B
Description  3-A HIGH-EFFICIENCY PWM POWER DRIVER
PDF  23 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

DRV591VFPR.B Datasheet(HTML) 7 Page - Texas Instruments

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DRV591
SLOS389A – NOVEMBER 2001– REVISED MAY 2002
www.ti.com
7
TYPICAL CHARACTERISTICS
Figure 2
0
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12345
6
7
89
10
PO = 2 W
PO = 1 W
PO = 0.5 W
EFFICIENCY
vs
LOAD RESISTANCE
RL – Load Resistance – Ω
VDD = 5 V
fS = 500 kHz
Figure 3
12345
6
7
8
9
10
PO = 1 W
PO = 0.5 W
PO = 0.25 W
EFFICIENCY
vs
LOAD RESISTANCE
RL – Load Resistance – Ω
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30
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VDD = 3.3 V
fS = 500 kHz
Figure 4
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2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Total
Low Side
High Side
IO = 1 A
TA = 25°C
DRAIN-SOURCE ON-STATE RESISTANCE
vs
SUPPLY VOLTAGE
VDD – Supply Voltage – V
Total
Figure 5
–40
–15
10
35
60
85
Low Side
High Side
VDD = 5 V
IO = 1 A
VFP Package
DRAIN-SOURCE ON-STATE RESISTANCE
vs
FREE-AIR TEMPERATURE
TA – Free-Air Temperature – °C
0
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