参数资料
型号: LTC1522CS8#PBF
厂商: Linear Technology
文件页数: 2/8页
文件大小: 0K
描述: IC REG SWITCHED CAP 5V 8SOIC
标准包装: 100
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: 5V
输入电压: 2.7 V ~ 5 V
频率 - 开关: 700kHz
电流 - 输出: 20mA
同步整流器:
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
供应商设备封装: 8-SOIC
LTC1522
ABSOLUTE M AXI M U M RATINGS
(Note 1)
V IN to GND .................................................. – 0.3V to 6V
V OUT to GND ............................................... – 0.3V to 6V
SHDN to GND ............................................. – 0.3V to 6V
V OUT Short-Circuit Duration ............................ Indefinite
PACKAGE/ORDER I N FOR M ATIO N
Commercial Temperature Range ................ 0 ° C to 70 ° C
Extended Commercial Operating
Temperature Range (Note 2) ............. – 40 ° C to 85 ° C
Storage Temperature Range ................ – 65 ° C to 150 ° C
Lead Temperature (Soldering, 10 sec)................. 300 ° C
TOP VIEW
ORDER PART
NUMBER
NC 1
TOP VIEW
8 NC
ORDER PART
NUMBER
NC 1
V IN 2
V OUT 3
C + 4
8
7
6
5
NC
SHDN
GND
C –
LTC1522CMS8
V IN 2
V OUT 3
C + 4
7 SHDN
6 GND
5 C –
LTC1522CS8
MS8 PACKAGE
8-LEAD PLASTIC MSOP
T JMAX = 125 ° C, θ JA = 160 ° C/ W
MS8 PART MARKING
LTCG
S8 PACKAGE
8-LEAD PLASTIC SO
T JMAX = 125 ° C, θ JA = 150 ° C/ W
S8 PART MARKING
1522
Consult factory for Industrial and Military grade parts.
ELECTRICAL CHARACTERISTICS
V IN = 2.7V to 5V, C FLY = 0.22 μ F, C IN = C OUT = 10 μ F, T MIN to T MAX unless otherwise specified. (Note 2)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
V IN
Input Voltage
q
2.7
5
V
V OUT
I CC
Output Voltage
Operating Supply Current
Shutdown Supply Current
2.7V ≤ V IN ≤ 5V, I OUT ≤ 10mA
3V ≤ V IN ≤ 5V, I OUT ≤ 20mA
2.7V ≤ V IN ≤ 5V, I OUT = 0mA, SHDN = 0V
2.7V ≤ V IN ≤ 3.6V, I OUT = 0mA, SHDN = V IN
3.6V < V IN ≤ 5V, I OUT = 0mA, SHDN = V IN
q
q
q
q
q
4.8
4.8
5.0
5.0
6
0.005
5.2
5.2
15
1
2.5
V
V
μ A
μ A
μ A
Output Ripple
Efficiency
V IN = 3V, I OUT = 10mA
V IN = 3V, I OUT = 10mA
70
82
mV P-P
%
f OSC
V IH
V IL
Switching Frequency
SHDN Input Threshold
Oscillator Free Running
q
q
0.4
700
(0.7)(V IN )
kHz
V
V
I IH
I IL
t ON
SHDN Input Current
V OUT Turn-On Time
V SHDN = V IN
V SHDN = 0V
V IN = 3V, I OUT = 0mA
q
q
–1
–1
1
1
1
μ A
μ A
ms
The q denotes specifications which apply over the specified temperature
range.
Note 1: Absolute Maximum Ratings are those values beyond which the life
of the device may be impaired.
2
Note 2: C grade device specifications are guaranteed over the 0 ° C to 70 ° C
temperature range. In addition, C grade device specifications are assured
over the – 40 ° C to 85 ° C temperature range by design or correlation, but
are not production tested.
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