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参数资料
| 型号： | LTC3388IMSE-3#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 6/20页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC 50MA 10MSOP |
| 标准包装： | 2,500 |
| 类型： | 降压（降压） |
| 输出类型： | 固定 |
| 输出数： | 1 |
| 输出电压： | 2.8V，3V，3.3V，5V |
| 输入电压： | 2.7 V ~ 20 V |
| 电流 - 输出： | 50mA |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-TFSOP，10-MSOP（0.118"，3.00mm 宽）裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 10-MSOP 裸露焊盘 |
LTC3388-1/LTC3388-3
TYPICAL PERFORMANCE CHARACTERISTICS
3.10
3.0V Output vs Temperature
(LTC3388-3)
3.40
3.3V Output vs Temperature
(LTC3388-3)
5.1
5.0V Output vs Temperature
(LTC3388-3)
3.05
SLEEP THRESHOLD
3.35
SLEEP THRESHOLD
5.0
SLEEP THRESHOLD
3.00
3.30
WAKE-UP THRESHOLD
2.95
WAKE-UP THRESHOLD
3.25
WAKE-UP THRESHOLD
4.9
3.20
2.90
3.15
4.8
2.85
3.10
4.7
2.80
2.75
PGOOD FALLING
3.05
3.00
PGOOD FALLING
4.6
PGOOD FALLING
2.70
–50
–25
0
25
50 75
100
125
2.95
–50
–25
0
25
50 75
100
125
4.5
–50
–25
0
25
50 75
100
125
TEMPERATURE (°C)
V OUT Load Regulation
(LTC3388-1)
338813 G13
TEMPERATURE (°C)
V OUT Load Regulation
(LTC3388-3)
338813 G14
TEMPERATURE (°C)
V OUT Line Regulation
(LTC3388-1)
338813 G15
1.56
V IN = 5.5V, L = 22μH, C OUT = 100μF,
3.36
V IN = 5.5V, L = 22μH, C OUT = 100μF,
1.56
L = 22μH, I LOAD = 30mA, D1 = 0, D0 = 1
D1 = 0, D0 = 1
D1 = 1, D0 = 0
1.54
1.52
1.50
1.48
1.46
3.34
3.32
3.30
3.28
3.26
1.54
1.52
1.50
1.48
1.46
1.44
1μ
10μ
100μ 1m
10m
3.24
1μ
10μ
100μ 1m
10m
1.44
4
6
8
10
12 14
16
18
20
LOAD CURRENT (A)
V OUT Line Regulation
(LTC3388-3)
338813 G16
LOAD CURRENT (A)
338813 G17
I VOUT vs Temperature (LTC3388-1)
V IN (V)
338813 G18
I VOUT vs Temperature (LTC3388-3)
3.36
3.34
L = 22μH, I LOAD = 30mA, D1 = 0, D0 = 1
80
70
V OUT = 2.5V
V OUT = 1.8V
V OUT = 1.5V
V OUT = 1.2V
160
140
V OUT = 5.0V
V OUT = 3.3V
V OUT = 3.0V
V OUT = 2.8V
3.32
3.30
3.28
3.26
60
50
40
30
120
100
80
60
3.24
4
6
8
10
12 14
16
18
20
20
–50
–25
0
25
50 75
100
125
40
–50
–25
0
25
50 75
100
125
V IN (V)
338813 G19
TEMPERATURE (°C)
338813 G20
TEMPERATURE (°C)
338813 G21
338813f
6
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