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參數(shù)資料
| 型號： | SC605EVB |
| 廠商： | Semtech Corporation |
| 英文描述： | Charge Pump Flash LED Driver |
| 中文描述： | 電荷泵閃光LED驅(qū)動器 |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 356K |
| 代理商： | SC605EVB |
2
2005 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
Absolute Maximum Ratings
Exceeding the specifications below may result in permanent damage to the device or device malfunction. Operation outside the parameters specified in the
Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device reliability.
SC605
Electrical Characteristics
Unless otherwise specified: T
= 25°C for TYP, -40°C to +60°C for MIN and MAX; C
IN
= 0μF, C
BUCKET
= C
OUT
= 1.0μF (ESR < 0.1);
V
IN
= 3.0V to 5.25V; V
OUT
= 2.8V to 4.25V; R
ISET
= 0.5 0.1%.
Parameter
Symbol
Maximum
Units
Supply Voltage
V
IN
-0.3 to 6.5
V
Output Voltage
V
OUT
-0.3 to 6.5
V
Pin Voltage - FLASH, CTRL0, CTRL1, ISET, C1-, C2-
-0.3 to V
IN
+ 0.3
V
Pin Voltage - C1+, C2+
-0.3 to V
OUT
+ 0.3
V
V
OUT
Short Circuit Duration
SC
Indefinite
Thermal Resistance, Junction to Ambient
(JESD51 Standard Method)
(1)
θ
JA
40
°C/W
Operating Ambient Temperature Range
T
A
-40 to +85
°C
Junction Temperature Range
T
JC
-40 to +150
°C
Storage Temperature Range
T
STG
-65 to +150
°C
IR Reflow Temperature
T
LEAD
260
°C
ESD Protection Level
(2)
V
ESD
2
kV
Notes:
1) Calculated from package in still air, mounted to 3” x 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.
2) Tested according to JEDEC standard JESD22-A114-B
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Flash Mode -
Output Current
I
OUT
FLASH high, R
= 0.357
W,
3.7V < V
IN
< 4.2V, V
OUT
= 3.7V
(1)
700
mA
FLASH high, R
ISET
= 0.5
W,
3.3V < V
IN
< 4.2V, 2.8V < V
OUT
< 4.25V
460
500
540
FLASH low, CTRL0 high, CTRL1 high, R
ISET
=
0.357
W
, 3.7V < V
IN
< 4.2V, V
OUT
= 3.4V
(1)
280
Spotlight Mode -
Output Current
I
OUT
FLASH low, CTRL0 high, CTRL1 high, R
ISET
=
0.5
W
, 3.0V < V
IN
< 4.5V, 2.8V < V
OUT
< 4.5V
170
200
230
FLASH low, CTRL0 low, CTRL1 high, R
=
0.5
W
, 3.0V < V
IN
< 4.5V, 2.8V < V
OUT
< 4.5V
120
150
180
(2)
FLASH low, CTRL0 high, CTRL1 low, R
ISET
=
0.5
W
, 3.0V < V
IN
< 4.5V, 2.8V < V
OUT
< 4.5V
70
100
130
(2)
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