LM3500TL-16EV National Semiconductor, LM3500TL-16EV Datasheet - Page 10
![BOARD EVALUATION LM3500TL-16](/photos/9/16/91678/lm3500tl-16ev_sml.jpg)
LM3500TL-16EV
Manufacturer Part Number
LM3500TL-16EV
Description
BOARD EVALUATION LM3500TL-16
Manufacturer
National Semiconductor
Series
PowerWise®r
Specifications of LM3500TL-16EV
Current - Output / Channel
20mA
Outputs And Type
1, Non-Isolated
Voltage - Output
14V
Features
Shutdown
Voltage - Input
2.7 ~ 5.5 V
Utilized Ic / Part
LM3500
Core Chip
LM3500
Topology
Buck
No. Of Outputs
1
Output Voltage
16V
Input Voltage
2.7V To 7V
Kit Contents
Board
Development Tool Type
Hardware - Eval/Demo Board
Lead Free Status / RoHS Status
Not applicable / Not applicable
www.national.com
LM3500-16, 3 LEDs, R
1) SW, 10V/div, DC
3) I
4) V
T = 250ns/div
3 LEDs, R
1) SHDN, 1V/div, DC
4) I
2) V
T = 200µs/div
V
CONT
L
L
, 100mA/div, DC
IN
, 100mA/div, DC
OUT
, 100mV/div, AC
= 2.7V
, 10/div, DC
LED
= 22Ω, V
LED
IN
= 3.0V
Start-Up: LM3500-21
NMOS R
= 22Ω, V
Typical V
(I
SW
IN
= 300mA)
DSON
= 3.0V
IN
Ripple
vs V
IN
20065768
20065796
20065774
10
3 LEDs, R
1) SHDN, 1V/div, DC
2) I
3) I
T = 100µs/div
LM3500-16, 3 LEDs, R
1) SHDN, 1V/div, DC
2) I
3) I
4) V
T = 1ms/div
L
LED
L
LED
OUT
, 100mA/div, DC
, 100mA/div, DC
, 20mA/div, DC
, 20mA/div, DC
, 10V/div, DC
LED
SHDN Pin Duty Cycle Control Waveforms
= 22Ω, V
PMOS R
IN
LED
= 3.0V
Start-Up: LM3500-16
= 22Ω, V
DSON
IN
vs Temperature
= 3.0V, SHDN frequency = 200Hz
20065771
20065772
20065775