cat4134 Catalyst Semiconductor, cat4134 Datasheet - Page 2

• Manufacturer Part Number: cat4134
• Description: 500ma Dual Channel Movie/flash Led Driver
• Manufacturer: Catalyst Semiconductor

CAT4134
ABSOLUTE MAXIMUM RATINGS
RECOMMENDED OPERATING CONDITIONS
ELECTRICAL OPERATING CHARACTERISTICS
Over recommended operating conditions unless specified otherwise.
V
Doc. No. MD-5021 Rev. B
EN LOGIC CONTROL INPUT
Parameters
SW voltage
VIN voltage
EN, FLASH, RSET, RFLASH voltage
LED1, LED2 voltage
Output Current per Channel
Storage Temperature Range
Junction Temperature Range
Lead Temperature
ESD Rating – Human Body Model (HBM)
Parameter
VIN
Ambient Temperature Range
Flash mode current per channel
Movie mode current per channel
IN
Symbol Parameter
I
T
V
V
V
SDBIAS
F
V
R
= 3.6V, EN = V
T
I
I
I
HYST
UVLO
SDLO
SDHI
I
SW
OSC
OVP
SD
η
LK
SW
Q
SD
Quiescent Current
(not switching)
Shutdown Current
Switch Current Limit
Switch Resistance
Switch Leakage Current
Oscillator Frequency
OVP pin threshold
Efficiency
Thermal Shutdown
Thermal Hysteresis
Undervoltage Lock Out
(UVLO) Threshold
Logic High Threshold
Logic Low Threshold
Input Bias current
IN
and at ambient temperature of 25ºC.
V
EN = 0V
Movie Mode (FLASH = Low)
Flash Mode (FLASH = High)
I
Switch Off, V
Movie Mode
Flash Mode
V
Disabled when V
EN > V
EN = 3V
SW
LED1
OUT
= 1000mA
= 10V, Load = 200mA
> 0.5V, V
SDHI
Conditions
Enables Device
SW
LED2
2
= 5V
-65 to +160
-40 to +125
VIN + 0.6V
IN
-40 to +85
Ratings
2.8 to 4.2
25 to 250
Range
5 to 50
> 0.5V
< V
2000
300
300
20
8
8
UVLO
Units
Units
mA
mA
mA
°C
V
°C
°C
°C
V
V
V
V
V
1.10
Min
0.5
1.7
0.4
Characteristics subject to change without notice.
1.20
Typ
100
150
0.3
1.9
0.7
0.7
1.2
0.9
85
20
10
1
1
2
© Catalyst Semiconductor, Inc.
Max
1.30
250
0.5
2.2
1.5
40
5
MHz
Unit
µA
µA
µA
µA
ºC
ºC
%
Ω
A
V
V
V