参数资料
型号: LT3028EDHC#PBF
厂商: Linear Technology
文件页数: 2/16页
文件大小: 0K
描述: IC REG LDO ADJ .5A/.1A 16-DFN
产品培训模块: More Information on LDOs
标准包装: 73
稳压器拓扑结构: 正,可调式
输出电压: 1.22 V ~ 20 V
输入电压: 1.8 V ~ 20 V
电压 - 压降(标准): 0.32V @ 500mA,0.3V @ 100mA
稳压器数量: 2
电流 - 输出: 500mA,100mA
电流 - 限制(最小): 520mA,110mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 16-WFDFN 裸露焊盘
供应商设备封装: 16-DFN(5x3)
包装: 管件
产品目录页面: 1330 (CN2011-ZH PDF)
LT3028
ABSOLUTE
AXI U
RATI GS
(Note 1)
IN1, IN2 Pin Voltage .............................................. ± 20V
OUT1, OUT2 Pin Voltage ....................................... ± 20V
Input-to-Output Differential Voltage ....................... ± 20V
ADJ1, ADJ2 Pin Voltage ......................................... ± 7V
BYP1, BYP2 Pin Voltage ....................................... ± 0.6V
SHDN1, SHDN2 Pin Voltage ................................. ± 20V
Output Short-Circut Duration .......................... Indefinite
PACKAGE/ORDER I FOR ATIO
Operating Junction Temperature Range
(Note 2) ............................................ – 40 ° C to 125 ° C
Storage Temperature Range
FE Package ....................................... – 65 ° C to 150 ° C
DHC Package .................................... – 65 ° C to 125 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
TOP VIEW
ORDER PART
TOP VIEW
ORDER PART
GND
1
16 GND
NUMBER
BYP1
1
16 ADJ1
NUMBER
BYP1
OUT1
OUT1
GND
2
3
4
5
17
15 ADJ1
14 SHDN1
13 IN1
12 IN2
LT3028EFE
LT3028IFE
NC
OUT1
OUT1
GND
2
3
4
5
17
15 SHDN1
14 IN1
13 IN1
12 IN2
LT3028EDHC
LT3028IDHC
OUT2
6
11 SHDN2
OUT2
6
11 IN2
BYP2
7
10 ADJ2
FE PART
OUT2
7
10 SHDN2
DHC PART
GND
8
9
GND
MARKING
BYP2
8
9
ADJ2
MARKING
FE PACKAGE
16-LEAD PLASTIC TSSOP
T JMAX = 150 ° C, θ JA = 38 ° C/ W, θ JC = 8 ° C/ W
EXPOSED PAD (PIN 17) IS GND
MUST BE SOLDERED TO PCB
3028EFE
3028IFE
DHC PACKAGE
16-LEAD (5mm × 3mm) PLASTIC DFN
T JMAX = 125 ° C, θ JA = 40 ° C/ W, θ JC = 10 ° C/ W
EXPOSED PAD (PIN 17) IS GND
MUST BE SOLDERED TO PCB
3028
3028I
Consult factory for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The ● denotes specifications which apply over the full operating temperature range, otherwise specifications are T A = 25 ° C. (Note 2)
PARAMETER
Minimum Input Voltage
(Notes 3, 10)
ADJ1, ADJ2 Pin Voltage
CONDITIONS
Output 2, I LOAD = 100mA
Output 1, I LOAD = 500mA
V IN = 2V, I LOAD = 1mA
MIN
1.205
TYP
1.8
1.8
1.220
MAX
2.3
2.3
1.235
UNITS
V
V
V
(Notes 3, 4)
Line Regulation (Note 3)
Load Regulation (Note 3)
Output 2, 2.3V < V IN2 < 20V, 1mA < I LOAD < 100mA
Output 1, 2.3V < V IN1 < 20V, 1mA < I LOAD < 500mA
? V IN = 2V to 20V, I LOAD = 1mA
Output 2, V IN2 = 2.3V, ? I LOAD = 1mA to 100mA
1.190
1.190
1.220
1.220
1
1
1.250
1.250
10
12
V
V
mV
mV
V IN2 = 2.3V, ? I LOAD = 1mA to 100mA
Output 1, V IN1 = 2.3V, ? I LOAD = 1mA to 500mA
V IN1 = 2.3V, ? I LOAD = 1mA to 500mA
1
25
12
25
mV
mV
mV
3028f
2
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