|
|
PDF TTP933 Data sheet ( Hoja de datos )
| Número de pieza | TTP933 | |
| Descripción | 1.5A LED Driver | |
| Fabricantes | TONTEK | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de TTP933 (archivo pdf) en la parte inferior de esta página. Total 25 Páginas | ||
|
No Preview Available !
Preliminary
TTP933
1.5A LED Driver with internal switch
2013/08/23
Page 1—25
Ver. 1.2
1 page  
Preliminary
TTP933
. Electrical Characteristics
Test condition : VIN=12V, VOUT=3.6V, L1=68uH, CIN=COUT=10uF , Ta= 25 ; unless otherwise specified.
Symbol
Item
Condition
min typ Max unit
Operating voltage
VIN
5 - 33 V
Operating current
IIN
VIN= 5V~33V
- 1 2 mA
Power down current
Output current
Output current
Accuracy
IOFF
IOUT
IOUT/IOUT
VIN= 5V~33V, EN pin grounded
150mA IOUT
-
50 uA
- 1.5 A
3 5%
Efficiency
SW Dropout voltage
VIN=12V, IOUT=350mA,Vout=10.8V
Vsw
IOUT=1A
97
0.5
%
V
Internal propagation
delay
TPD
100 200 300 nS
Input voltage
VIH
3.5 5 V
VIL 0.5 V
Sense threshold
hysteresis
VSENSEHYS
15 -
%
Mean current sense
threshold voltage
VSENSE
95 100 105 mV
Switch on resistance RDS(ON)
0.33
Minimum switch ‘ON’
time
TONmin
100 350 450 nS
Minimum switch ‘OFF’
time
Recommended duty
cycle range oft switch
maximum
operating frequency
Thermal Shutdown
Threshold
Thermal Shutdown
Hystersis
Duty cycle range of PWM
signal applied to DIM
pin
Rise Time of Output
current
Fall Time of Output
current
TOFFmin
Dsw
FreqMAX
TSD
TSD-HYS
DutyDIM
Tr
Tf
PWM frequency = 1KHz
VOUT= 3.6V , IOUT=350mA,
fDIM=1kHz , DutyDIM=50%
VOUT= 3.6V , IOUT=350mA,
fDIM=1kHz , DutyDIM=50%
100 350 450 nS
0.2 0.8
40 1000 KHz
145 160 175
20
0.01 1
20 ns
20 ns
2013/08/23
Page 5—25
Ver. 1.2
5 Page 
Preliminary
TTP933
Efficiency vs. LED cascaded number @L=68uH, IOUT=769mA
Efficiency vs. LED cascaded number @L=22uH, IOUT=1000mA
Efficiency vs. LED cascaded number @L=68uH, IOUT=1000mA
2013/08/23
Page 11—25
Ver. 1.2
11 Page | ||
| Páginas | Total 25 Páginas | |
| PDF Descargar | [ Datasheet TTP933.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| TTP932 | 1A LED Driver | TONTEK |
| TTP933 | 1.5A LED Driver | TONTEK |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |