Datasheet

0 5 10 15 20
V -InputVoltage-V
I
1.04
1.05
1.06
1.07
1.08
V -OutputVoltage-V
O
I =1 A
O
I =0 A
O
Vout(50mV/div)
Iout(2 A/div)
100 s/divm
0
10
20
30
40
50
60
70
80
90
100
0 2 4 6 8 10 12 14 16 18 20
EN-InputVoltage-V
V =18V
IN
EN-InputCurrent- Am
0 0.5 1 1.5 2 2.5 3
I -OutputCurrent- A
O
1.04
1.05
1.06
1.07
1.08
V -OutputVoltage-V
O
V =12V
IN
V =18V
IN
V =5V
IN
0
200
400
600
800
1000
1200
-50
0
50 100 150
T - Junction Temperature - °C
j
I - Supply Current - µA
VIN
0
2.0
4.0
6.0
8.0
10.0
-50
0
50 100 150
T - Junction Temperature - °C
j
I - Supply Current - µA
VINSDN
TPS54327
www.ti.com SLVSAG1B –DECEMBER 2010–REVISED JUNE 2013
TYPICAL CHARACTERISTICS
VIN = 12 V, T
A
= 25°C (unless otherwise noted)
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Figure 1. VIN CURRENT vs JUNCTION TEMPERATURE Figure 2. VIN SHUTDOWN CURRENT vs JUNCTION
TEMPERATURE
Figure 3. EN CURRENT vs EN VOLTAGE Figure 4. 1.05-V OUTPUT VOLTAGE vs OUTPUT CURRENT
Figure 5. 1.05-V OUTPUT VOLTAGE vs INPUT VOLTAGE Figure 6. 1.05-V, 0-A to 3-A LOAD TRANSIENT RESPONSE
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