參數(shù)資料
型號： SC622EVB
廠商： Semtech Corporation
英文描述： LED Light Management Unit Charge Pump, 400mA Flash LED, Dual LDOs, and SemWireTM Interface
中文描述： LED燈管理股電荷泵，400mA的閃光LED，雙LDO，和SemWireTM接口
文件頁數(shù)： 3/21頁
文件大?。?/td> 313K
代理商： SC622EVB
SC622
3
Exceeding the above specifications may result in permanent damage to the device or device malfunction. Operation outside of the parameters
specified in the Electrical Characteristics section is not recommended.
NOTES:
(1) Tested according to JEDEC standard JESD22-A114-B.
(2) 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.
Absolute Maximum Ratings
VIN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0
VOUT (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0
C1+, C2+ (V) . . . . . . . . . . . . . . . . . . . . . . . -0.3 to (V
OUT
+ 0.3)
Pin Voltage — All Other Pins (V) . . . . . . . . . -0.3 to (V
IN
+ 0.3)
VOUT Short Circuit Duration . . . . . . . . . . . . . . . Continuous
VLDO1, VLDO2 Short Circuit Duration . . . . . . Continuous
ESD Protection Level
(1)
(kV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Recommended Operating Conditions
Ambient Temperature Range (°C) . . . . . . . . -40 < T
A
< +85
VIN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0 < V
IN
< 5.5
VOUT (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.5 < V
OUT
< 5.25
Thermal Information
Thermal Resistance, Junction to Ambient
(2)
(°C/W) . . . .
35
Maximum Junction Temperature (°C) . . . . . . . . . . . . . . +150
Storage Temperature Range (°C) . . . . . . . . . . . . -65 to +150
Peak IR Reflow Temperature (10s to 30s) (°C) . . . . . . . +260
Unless otherwise noted, T
A
= +25°C for Typ, -40oC to +85°C for Min and Max, T
J(MAX)
= 125oC, V
IN
= 3.0V to 4.2V, C
IN
= C
1
= C
2
= 2.2μF,
C
OUT
= 4.7μF (ESR = 0.03Ω)
Parameter
Symbol
Conditions
Min
Typ
Max
Units
Supply Specifications
Shutdown Current
I
Q(OFF)
Shutdown, V
IN
= 4.2V
0.1
2
μA
Total Quiescent Current
I
Q
Sleep (LDOs off), SWIF = V
IN
100
160
μA
Sleep (LDOs on), SWIF = V
,
V
IN
> (V
LDO
+ 300mV), I
LDO
< 200mA
220
340
Charge pump in 1x mode
3.8
4.65
mA
Charge pump in 1.5x mode
4.6
5.85
Charge pump in 2x mode
4.6
5.85
Fault Protection
Output Short Circuit
Current Limit
I
OUT(SC)
VOUT pin shorted to GND
300
mA
Over-Temperature
T
OTP
160
°C
Flash Mode Safety Timer
(1)
t
FL(MAX)
Flash sink active
0.75
1.00
1.25
s
Electrical Characteristics
相關(guān)PDF資料
PDF描述
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
SC622ULTRT 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:LED Light Management Unit Charge Pump, 400mA Flash LED, Dual LDOs, and SemWireTM Interface
SC623 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:LED Light Management Unit Charge Pump, 4 LEDs, 400mA Flash LED, and SemWireTM Interface
SC623A 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:LED Light Management Unit Charge Pump, 4 LEDs, 400mA Flash LED, and I2C Interface
SC623AEVB 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:LED Light Management Unit Charge Pump, 4 LEDs, 400mA Flash LED, and I2C Interface
SC623AULTRT 制造商:SEMTECH 制造商全稱:Semtech Corporation 功能描述:LED Light Management Unit Charge Pump, 4 LEDs, 400mA Flash LED, and I2C Interface
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