参数资料
型号: SC630AULTRT
厂商: Semtech
文件页数: 3/15页
文件大小: 0K
描述: IC REG SWITCHED CAP 3.3V 8MLPD
标准包装: 1
类型: 切换式电容器(充电泵)
输出类型: 固定
输出数: 1
输出电压: 3.3V
输入电压: 2.95 V ~ 5.5 V
频率 - 开关: 1MHz
电流 - 输出: 300mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-UFDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 8-MLPD(2x2)
其它名称: SC630AULDKR
SC630A
Absolute Maximum Ratings
IN, OUT (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3 to +6.0
C +, C2+ (V) . . . . . . . . . . . . . . . . . . . . . . . . . . .-0.3 to (V OUT + 0.3)
Pin Voltage - All Other Pins (V) . . . . . . . . . . . -0.3 to (V IN + 0.3)
OUT Short Circuit Duration . . . . . . . . . . . . . . . . . Continuous
ESD Protection Level ( ) (kV) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Recommended Operating Conditions
Ambient Temperature Range (°C) . . . . . . . . -40 < T A < +85
IN (V) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.95 < V IN < 5.5
Thermal Information
Thermal Resistance, Junction to Ambient (2) (°C/W) . . . . . 68
Maximum Junction Temperature (°C) . . . . . . . . . . . . . . + 50
Storage Temperature Range (°C) . . . . . . . . . . . . -65 to + 50
Peak IR Reflow Temperature ( 0s to 30s) (°C) . . . . . . . +260
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
( ) Tested according to JEDEC standard JESD22-A  4-B.
(2) Calculated from package in still air, mounted to 3 x 4.5 (in), 4 layer FR4 PCB with thermal vias under the exposed pad per JESD5  standards.
Electrical Characteristics
Unless otherwise specified: T A = +25°C for Typ, - 40°C   to +85°C for Min and Max; C   = C 2 = 2.2μF (ESR < 0.03 ? ); C IN = C OUT = 22μF; V IN = 2.95 V to 5.5V
Parameter
Output Voltage
Output Voltage Ripple
Symbol
V OUT
V PP
Condition
V IN = 4.2V, I OUT =  mA
I OUT = 2 5mA
Min
3.2
Typ
3.3
33
Max
3.4
Units
V
mV
Continuous Load, 2.95V ≤ V IN ≤ 5.5V,  x or  .5x mode
300
mA
Shutdown Current
Total Quiescent Current
I SD
I Q
Shutdown (EN = GND), V IN = 3.6V
EN high, I OUT =  mA
0. 
2.5
2
3.5
μA
mA
Charge Pump Frequency
Start-Up Time
Line Regulation
Load Regulation
EN Input High Threshold
EN Input Low Threshold
EN Input High Current
f PUMP
t SU
ΔV LINE
ΔV LOAD
V IH
V IL
I IH
V IN = 3.2V
(EN transitions from low to high),
3.2V ≤ V OUT ≤ 3.4V, No load
I OUT =  mA, 2.95V ≤ V IN ≤ 4.2V
V IN Fixed,  mA ≤ I OUT ≤ 300mA
V IN = 5.5V
V IN = 2.7V
V IN = 5.5V
 .6
 
400
25
0.4
2
MHz
μs
mV
mV
V
V
μA
3
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