SC4539 View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
'SC4539' PDF : 14 Pages View PDF
Typical Characteristics (continued)
Typical Waveforms at VIN = 2.8V
V (20V/div)
LX
V (50mV/div)
IN
V (50V/div)
OUT
1μs/div
Typical Waveforms at VIN = 3.6V
V (20V/div)
LX
V (50mV/div)
IN
V (50mV/div)
OUT
1μs/div
Waveforms During Over-Voltage Protection
V (20V/div)
LX
V (5V/div)
OUT
V (5V/div)
EN
40μs/div
SC4539
Typical Waveforms at V = 5.5V
IN
VLX (20V/div)
V (50mV/div)
IN
V (50V/div)
OUT
1μs/div
Start-Up Response
V (20V/div)
LX
I (20mA/div)
OUT
V (10V/div)
OUT
V (2V/div)
EN
100μs/div
3.5
2.3
1.2
0.0
-1.2
-2.3
-3.5
2.8
Normalized I vs. Input Voltage
BL
3.25
3.7
4.15
4.6
V (V)
IN
5.05
5.5
7
Share Link: 
