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参数资料
| 型号： | LT1930ES5#TR |
| 厂商： | Linear Technology |
| 文件页数： | 2/12页 |
| 文件大小： | 0K |
| 描述： | IC REG BOOST ADJ 1A TSOT23-5 |
| 标准包装： | 2,500 |
| 类型： | 升压（升压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 1.26 V ~ 34 V |
| 输入电压： | 2.45 V ~ 16 V |
| PWM 型： | 电流模式 |
| 频率 - 开关： | 1.2MHz |
| 电流 - 输出： | 1A |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-5 细型，TSOT-23-5 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | TSOT-23-5 |
| 其它名称： | LT1930ES5TR |
LT1930/LT1930A
ABSOLUTE
(Note 1)
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
ORDER PART
V IN Voltage .............................................................. 16V
SW Voltage ................................................ – 0.4V to 36V
FB Voltage .............................................................. 2.5V
Current Into FB Pin .............................................. ± 1mA
SHDN Voltage ......................................................... 10V
Maximum Junction Temperature ......................... 125 ° C
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
SW 1 5 V IN
GND 2
FB 3 4 SHDN
S5 PACKAGE
5-LEAD PLASTIC SOT-23
T JMAX = 125 ° C, θ JA = 256 ° C/ W
NUMBER
LT1930ES5
LT1930AES5
S5 PART MARKING
LTKS
LTSQ
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS
The q denotes specifications which apply over the full operating temperature range, otherwise specifications are T A = 25 ° C.
V IN = 3V, V SHDN = V IN unless otherwise noted. (Note 2)
LT1930
LT1930A
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
Minimum Operating Voltage
Maximum Operating Voltage
2.45
2.6
16
2.45
2.6
16
V
V
Feedback Voltage
q
1.240
1.230
1.255
1.270
1.280
1.240
1.230
1.255
1.270
1.280
V
V
FB Pin Bias Current
Quiescent Current
Quiescent Current in Shutdown
Reference Line Regulation
V FB = 1.255V
V SHDN = 2.4V, Not Switching
V SHDN = 0V, V IN = 3V
2.6V ≤ V IN ≤ 16V
q
120
4.2
0.01
0.01
360
6
1
0.05
240
5.5
0.01
0.01
720
8
1
0.05
nA
mA
μ A
%/V
Switching Frequency
Maximum Duty Cycle
q
q
1
0.85
84
1.2
90
1.4
1.6
1.8
1.6
75
2.2
90
2.6
2.9
MHz
MHz
%
Switch Current Limit
Switch V CESAT
Switch Leakage Current
(Note 3)
I SW = 1A
V SW = 5V
1
1.2
400
0.01
2
600
1
1
1.2
400
0.01
2.5
600
1
A
mV
μ A
SHDN Input Voltage High
SHDN Input Voltage Low
2.4
0.5
2.4
0.5
V
V
SHDN Pin Bias Current
V SHDN = 3V
V SHDN = 0V
16
0
32
0.1
35
0
70
0.1
μ A
μ A
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2: The LT1930E/LT1930AE are guaranteed to meet performance
specifications from 0 ° C to 70 ° C. Specifications over the – 40 ° C to 85 ° C
2
operating temperature range are assured by design, characterization and
correlation with statistical process controls.
Note 3: Current limit guaranteed by design and/or correlation to static test.
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