Datasheet

0
200
400
600
800
1000
1200
1400
1600
30 100 500
Resistance (kΩ)
Frequency (kHz)
G005
0
200
400
600
800
1000
1200
1400
−50 −25 0 25 50 75 100 125 150
Temperature (°C)
Frequency (kHz)
R
FREQ
= 40 kΩ
R
FREQ
= 80 kΩ
R
FREQ
= 480 kΩ
G006
1.22
1.222
1.224
1.226
1.228
1.23
−50 −25 0 25 50 75 100 125 150
Temperature (°C)
Voltage Reference (V)
G003
0
20
40
60
80
100
120
−50 −25 0 25 50 75 100 125 150
V
IN
= 3 V
V
IN
= 5 VV
IN
= 12 V
Temperature (°C)
Resistance (mΩ)
G004
300
320
340
360
380
400
−50 −25 0 25 50 75 100 125 150
Temperature (°C)
Transconductance (µA/V)
G001
1
2
3
4
5
6
7
8
−50 −25 0 25 50 75 100 125 150
Temperature (°C)
Current Limit Threshold (A)
G002
TPS55340
SLVSBD4B –MAY 2012–REVISED OCTOBER 2012 www.ti.com
TYPICAL CHARACTERISTICS
Vin = 5 V, T
A
= 25°C (unless otherwise noted)
Figure 1. Error Amplifier Transconductance vs Temperature Figure 2. Switch Current Limit vs Temperature
Figure 3. Feedback Voltage Reference vs Temperature Figure 4. R
DS(ON)
vs Temperature
Figure 5. Frequency vs FREQ Resistance Figure 6. Frequency vs Temperature
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