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参数资料
| 型号： | LTC3459ES6#TR |
| 厂商： | Linear Technology |
| 文件页数： | 5/12页 |
| 文件大小： | 0K |
| 描述： | IC REG BOOST SYNC ADJ SOT23-6 |
| 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： | 2.5 V ~ 10 V |
| 输入电压： | 1.5 V ~ 5.5 V |
| PWM 型： | Burst Mode? |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SOT-23-6 细型，TSOT-23-6 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | TSOT-23-6 |
LTC3459
TYPICAL PERFORMANCE CHARACTERISTICS
(T A = 25°C, unless otherwise noted).
V OUT
50mV/DIV
INDUCTOR
CURRENT
50mA/DIV
V OUT AC Ripple
SW
CURRENT
50mA/DIV
INDUCTOR
CURRENT
50mA/DIV
Burst Cycle
SW
CURRENT
50mA/DIV
INDUCTOR
CURRENT
50mA/DIV
Burst Cycle
V IN = 3.3V
V OUT = 5V
L = 22μH
5μs/DIV
3459 G10
V IN = 5V
V OUT = 10V
L = 22μH
1μs/DIV
3459 G11
V IN = 2V
V OUT = 10V
L = 22μH
1μs/DIV
3459 G12
C OUT = 4.7μF
C FF = 47pF
SW
CURRENT
50mA/DIV
INDUCTOR
CURRENT
50mA/DIV
V OUT Regulated Below
V IN Burst Cycle
SW
CURRENT
50mA/DIV
INDUCTOR
CURRENT
50mA/DIV
Shorted Output
V OUT
VOLTAGE
50mA/DIV
INPUT
CURRENT
50mA/DIV
Start-Up
V IN = 5V
V OUT = 3.5V
L = 22μH
1μs/DIV
3459 G13
V IN = 5V
V OUT = 0V
L = 22μH
500ns/DIV
3459 G14
V IN = 3.6V
V OUT = 0V TO 8V
L = 22μH
250μs/DIV
3459 G15
C IN = 2.2μF
V OUT
AC RIPPLE
50mV/DIV
WITH 50kΩ
(TRACE 2
GROUNDED)
TO 500Ω
(TRACE 2 = 5V)
Load Steps
V OUT
AC RIPPLE
50mV/DIV
WITH 5kΩ
(TRACE 2
GROUNDED)
TO 500Ω
(TRACE 2 = 5V)
Load Steps
V IN = 3.6V
V OUT = 8V
L = 22μH
100μs/DIV
3459 G16
V IN = 3.6V
V OUT = 8V
L = 22μH
100μs/DIV
3459 G17
C OUT = 4.7μF
C FF = 47pF
C OUT = 4.7μF
C FF = 47pF
3459fc
5
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