Datasheet

-60 -40 -20 0 20 40 60 80 100 120 140
1.225
1.230
1.235
1.240
1.245
1.250
1.255
1.260
1.265
1.270
1.275
SMPS BG (V)
TEMPERATURE (
o
C)
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (
o
C)
390
392
394
396
398
400
402
404
406
FREQUENCY (kHz)
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (
o
C)
8
8.5
9
9.5
10
10.5
11
11.5
12
UVLO HYSTERESIS CURRENT (PA)
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (
o
C)
SOFTSTART CURRENT (PA)
8
8.5
9
9.5
10
10.5
11.5
12
11
-40 -20 0 20 40 60 80 100 120
TEMPERATURE (
o
C)
360
365
370
375
380
385
390
395
400
DEFAULT CURRENT LIMIT (mA)
0 5 10 15 20 25 30 35 40 45 50
RT RESISTANCE (k:)
OSCILLATOR FREQUENCY (kHz)
0
200
400
600
800
1000
LM5071
www.ti.com SNVS409E –NOVEMBER 2005–REVISED APRIL 2013
Typical Performance Characteristics
Default Current Limit vs Temperature Oscillator Frequency vs RT Resistance
Figure 3. Figure 4.
UVLO Hysteresis Current vs Temperature Softstart Current vs Temperature
Figure 5. Figure 6.
Oscillator Frequency vs Temperature
Error Amp Input Voltage vs temperature RT = 15.2 kΩ
Figure 7. Figure 8.
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