MAX16821AATI Ver la hoja de datos (PDF) - Maxim Integrated
Número de pieza
componentes Descripción
Lista de partido
MAX16821AATI Datasheet PDF : 24 Pages
| |||
High-Power Synchronous HBLED
Drivers with Rapid Current Pulsing
Typical Operating Characteristics (continued)
(VIN = 12V, VDD = VCC = 5V, TA = +25°C, unless otherwise noted.)
LOW-SIDE DRIVER (DL) SINK
AND SOURCE CURRENT
MAX16821A toc07
CLOAD = 22nF
VIN = 12V
HIGH-SIDE DRIVER (DH) RISE TIME
MAX16821A toc08
VIN = 12V
DH RISING
HIGH-SIDE DRIVER (DH) FALL TIME
MAX16821A toc09
CLOAD = 22nF
VIN = 12V
3A/div
2V/div
2V/div
100ns/div
LOW-SIDE DRIVER (DL) RISE TIME
MAX16821A toc10
CLOAD = 22nF
VIN = 12V
40ns/div
LOW-SIDE DRIVER (DL) FALL TIME
MAX16821A toc11
CLOAD = 22nF
VIN = 12V
40ns/div
10,000
FREQUENCY vs. RT
VIN = 12V
2V/div
2V/div
1000
40ns/div
FREQUENCY vs. TEMPERATURE
260
258 VIN = 12V
256
254
252
250
248
246
244
242
240
0
5 10 15 20 25 30 35
TEMPERATURE (°C)
40ns/div
100
30 70 110 150 190 230 270 310 350 390 430 470 510 550
RT (kΩ)
SYNC, CLKOUT, AND DH WAVEFORMS
MAX16821A toc14
MODE = SGND
RT/SYNC
5V/div
0V
CLKOUT
5V/div
0V
DH
5V/div
0V
1µs/div
SYNC, CLKOUT, AND DL WAVEFORMS
MAX16821A toc15
MODE = VCC
RT/SYNC
5V/div
0V
CLKOUT
5V/div
0V
DL
5V/div
0V
1µs/div
6 _______________________________________________________________________________________
Share Link: 