参数资料
型号: LTC3203EDD#PBF
厂商: Linear Technology
文件页数: 4/16页
文件大小: 0K
描述: IC REG BST SWITCHD CAP ADJ 10DFN
标准包装: 121
类型: 升压(升压),切换电容(充电泵)
输出类型: 可调式
输出数: 1
输出电压: 可调
输入电压: 2.7 V ~ 5.5 V
PWM 型: Burst Mode?
频率 - 开关: 900kHz,1MHz
电流 - 输出: 500mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-WFDFN 裸露焊盘
包装: 管件
供应商设备封装: 10-DFN(3x3)
LTC3203/LTC3203-1
LTC3203B/LTC3203B-1
TYPICAL PERFOR A CE CHARACTERISTICS
T A = 25 ° C, V IN = 3.6V, C1 = C2 = 2.2 μ F unless otherwise specified
V OUT vs Load Current
(4.5V Output Setting)
V OUT vs Load Current
(5V Output Setting)
V OUT vs Supply Voltage
(4.5V Output Setting)
4.65
4.60
5.5
5.3
4.8
4.6
I LOAD = 0mA
4.55
5.1
V IN = 3V
4.4
I LOAD = 500mA
4.50
4.45
4.40
4.35
V IN = 3V
V IN = 2.7V
V IN = 3.6V
V IN = 3.3V
4.9
4.7
4.5
4.3
4.1
3.9
V IN = 3.3V
V IN = 3.6V
V IN = 2.7V
4.2
4.0
3.8
3.6
3.4
I LOAD = 250mA
4.30
4.25
0
1.5x MODE
2x MODE
50 100 150 200 250 300 350 400 450 500
3.7
3.5
0
1.5x MODE
2x MODE
50 100 150 200 250 300 350 400 450 500
3.2
3.0
2.5
3
3.5
4
4.5
1.5x MODE
2x MODE
5 5.5
I LOAD (mA)
3203 G01
V OUT vs Supply Voltage
(5V Output Setting)
5.4
I LOAD (mA)
2.5
3203 G02
Open-Loop Output Resistance
vs Temperature
V IN (V)
3203 G03
5.2
5.0
4.8
4.6
I LOAD = 0mA
I LOAD = 500mA
I LOAD = 250mA
2.0
1.5
1.0
2x MODE
V IN = 2.7V
V OUT = 4.5V
1.5x MODE
V IN = 3.6V
V OUT = 4.5V
4.4
0.5
4.2
1.5x MODE
4.0
2.5
3
3.5
4
4.5
2x MODE
5
5.5
0
–40
–15
10
35
60
85
1.4
V IN (V)
Oscillator Frequency
vs Supply Voltage
3203 G04
1400
TEMPERATURE ( ° C)
Short-Circuit Current
vs Supply Voltage
3203 G06
1.2
2x MODE
1200
1.0
0.8
0.6
0.4
0.2
1.5x MODE
1000
800
600
400
200
2x MODE
1.5x MODE
0
2.5
3
3.5
4
4.5
5
5.5
0
2.5
3
3.5
4
4.5
5
5.5
V IN (V)
3203 G07
V IN (V)
3203 G08
32031fa
4
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