Datasheet

800
900
1000
1100
1200
1300
1400
1500
1600
-40 -20 0 20 40 60 80 100 120 140
Temperature- C°
SwitchCurrentLimit-mA
0
100
200
300
400
500
-40 -20 0 20 40 60 80 100 120 140
Temperature- C°
Error AmplifierTransconductance-mhos
SW5V/div
VOUT 100mV/div AC
I 500mA/div
L
t-400ns/div
0
0.2
0.4
0.6
0.8
1
1.2
1.4
0 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32
EasyScaleStep
FBVoltage-V
CTRL 5V/div
VOUT 5V/div
COMP 500mV/div
I 500mA/div
L
t-1ms/div
VOUT 200mV/div AC
I 100mA/div
LOAD
t-40 s/divm
TPS61170
www.ti.com SLVS789C – NOVEMBER 2007– REVISED APRIL 2011
SWITCH CURRENT LIMIT ERROR AMPLIFIER TRANSCONDUCTANCE
vs vs
TEMPERATURE TEMPERATURE
Figure 6. Figure 7.
FB VOLTAGE
vs
EASY SCALE STEP PWM SWITCHING OPERATION
Figure 8. Figure 9.
LOAD TRANSIENT RESPONSE START-UP
Figure 10. Figure 11.
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