Busque con el número de pieza junto con el fabricante o la descripción
LD7268 |
Click to view a larger image
| Part Number | LD7268 |
| Manufacturer | Leadtrend |
| Description | The LD7268 is an ideal charge control IC for flash units with internal soft start, adjustable charging current and output voltage. It provides a proprietary constant current charging algorithm which c... |
| Features |
z Adjustable charging current z Adjustable output voltage z Supports auto refresh z 2.8V~5V Lithium battery voltage range z Internal soft start z Tiny transformer z Totem pole IGBT driver
Applications
z DSC Flash Unit z Phone Flash Unit
g Patented
Typical Application
VOUT
D1 T1
C2 47µF
ZD1 300V
VCC C3 1µF
VDD
R1
100K READY
C4 R2 0.1µF 1M
VCC OUT1
FB
RS 5.1Ω
SEC CS
LD7268
ISET
READY
CHARGE
IGBT GATE Q1: AOS / AO3402,
RG
OUT2
TRIGGER GND
T1: LP=10/16.5µH, for input current =500/300mA
ZD1:Origin /FC0300M
RI =250K~450K
CS=4.7~10nF
Fig. 1 Phone Flash Application
Q1
CHARGE... |
| Document |
 LD7268 Data Sheet
PDF 238.29KB |
Similar Datasheet
| No. | Parte # | Fabricante | Descripción | Hoja de Datos |
|---|---|---|---|---|
| 1 | LD7260 |
NEC |
HIGH POWER TRAVELING WAVE TUBE |
|
| 2 | LD7261 |
NEC |
HIGH POWER TRAVELING WAVE TUBE |
|
| 3 | LD7261 |
Leadtrend |
Photoflash Capacitor Charger |
|
| 4 | LD7261A |
Leadtrend |
Photoflash Capacitor Charger |
|
| 5 | LD7262 |
NEC |
HIGH POWER TRAVELING WAVE TUBE |
|
| 6 | LD7263 |
NEC |
HIGH POWER TRAVELING WAVE TUBE |
|
Desde 2024. D4U Semiconductor.
|