参数资料
型号: LT3029IDE#PBF
厂商: Linear Technology
文件页数: 8/20页
文件大小: 0K
描述: IC REG LDO ADJ .5A 16DFN
产品培训模块: LT3029 - 500mA, Dual Output, 1.2 ~ 19.5V, Linear Regulator
标准包装: 91
稳压器拓扑结构: 正,可调式
输出电压: 1.215 V ~ 19.5 V
输入电压: 1.8 V ~ 20 V
电压 - 压降(标准): 0.3V @ 500mA
稳压器数量: 2
电流 - 输出: 500mA
电流 - 限制(最小): 520mA
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(4x3)
包装: 管件
LT3029
TYPICAL PERFORMANCE CHARACTERISTICS
T J = 25°C, unless otherwise noted.
V OUT1
50mV/DIV
V OUT2
50mV/DIV
Channel-to-Channel Isolation
3029 G23
50μs/DIV
C OUT1 = 10μF ΔI L1 = 50mA TO 500mA
C OUT2 = 10μF ΔI L2 = 50mA TO 500mA
C BYP1 = C BYP2 = 0.01μF V IN = 6V, V OUT1 = V OUT2 = 5V
Output Noise Spectral Density
0
–2
–4
–6
–8
–10
–12
–14
–16
–18
–20
Load Regulation
ΔI L = 1mA TO 500mA
–75 –50 –25 0 25 50 75 100 125 150 175
TEMPERATURE (°C)
3029 G24
Output Noise Spectral Density
10
T J = 25°C
C OUT = 10μF
C BYP = 0
10
T J = 25°C
C OUT = 10μF
I L = 500mA
1
0.1
0.01
I L = 500mA
V OUT = 5V
V OUT = V ADJ
1
0.1
0.01
V OUT = 5V
V OUT =V ADJ
C BYP = 0.01μF
C BYP = 1000pF
C BYP =
100pF
0.01
0.1
1 10
100
0.01
0.1
1 10
100
FREQUENCY (kHz)
RMS Output Noise
vs Bypass Capacitor
3029 G25
FREQUENCY (kHz)
RMS Output Noise
vs Load Current
3029 G26
C BYP = 10nF
160
140
120
T J = 25°C
C OUT = 10μF
I L = 500mA
f BW = 10Hz TO 100kHz
160
T J = 25°C
140 C OUT = 10μF
C BYP = 0
120
V OUT = 5V
V OUT = 5V
100
80
100
80
60
40
20
0
V OUT = 1.215V
60
40
20
0
V OUT =V ADJ
V OUT = 5V
V OUT =V ADJ
10
100
1000
10000
0.01
0.1
1 10 100
C BYP (pF)
3029 G27
LOAD CURRENT (mA)
3029 G28
3029fa
8
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