LM2705MFX-ADJ National Semiconductor, LM2705MFX-ADJ Datasheet - Page 5

• Manufacturer Part Number: LM2705MFX-ADJ
• Description: Micropower Step-up DC/DC Converter with 150mA Peak Current Limit
• Manufacturer: National Semiconductor

Typical Performance Characteristics
V
1) Load, 0.5mA to 5mA to 0.5mA, DC
2) V
3) I
T = 100µs/div
OUT
L
OUT
, 100mA/div, DC
= 20V, V
, 200mV/div, AC
IN
Output Voltage vs Load Current
= 3.0V
Switch R
Step Response
DSON
vs V
IN
20039715
20039727
20039728
5
(Continued)
V
1) SHDN, 1V/div, DC
2) I
3) V
T = 400µs/div
R
OUT
L
L
= 3.9kΩ
OUT
, 100mA/div, DC
FB Trip Point and FB Pin Current vs Temperature
= 20V, V
, 10V/div, DC
IN
= 3.0V
Off Time vs Temperature
Start-Up/Shutdown
20039741
20039729
20039723
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