参数资料
型号: TPS622312EVM-574
厂商: Texas Instruments
文件页数: 7/35页
文件大小: 0K
描述: EVAL MODULE FOR TPS622312-574
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 3,非绝缘,(3电路)
输出电压: 1.3V,1.5V,2V
电流 - 输出: 500mA
输入电压: 2.05 V ~ 6 V
稳压器拓扑结构: 降压
频率 - 开关: 3MHz
板类型: 完全填充
已供物品:
已用 IC / 零件: TPS622312,TPS622313,TPS622314
TPS62230, TPS62231, TPS62232, TPS62233, TPS62234, TPS62235, TPS62236
TPS62237, TPS62238, TPS62239, TPS622310, TPS622311, TPS622312
TPS622313, TPS622314, TPS622315, TPS622316, TPS622317, TPS622318
SLVS941E – APRIL 2009 – REVISED DECEMBER 2010
TYPICAL CHARACTERISTICS (continued)
100
90
V IN = 3.6 V
100
90
V IN = 2.9 V
80
70
V IN = 2.9 V
V IN = 4.2 V
80
70
V IN = 3.6 V
V IN = 4.2 V
60
50
40
V IN = 5 V
60
50
40
V IN = 5 V
30
20
10
0
MODE = GND,
V OUT = 2.5V,
L = 2.2 m H (LQM2HPN2R2MJ0)
C OUT = 4.7 m F
30
20
10
0
MODE = V IN ,
V OUT = 2.5 V,
L = 2.2 m H (LQM2HPN2R2MJ0)
C OUT = 4.7 m F
0.1
1 10 100
1000
1
10 100
1000
I O - Output Current - mA
Figure 1. Efficiency PFM/PWM Mode 2.5V Output Voltage
I O - Output Current - mA
Figure 2. Efficiency Forced PWM Mode 2.5V Output Voltage
100
V IN = 2.3 V
100
90
90
V IN = 2.3 V
80
70
60
50
V IN = 3.3 V
V IN = 3.6 V
V IN = 4.2 V
V IN = 2.7 V
80
70
60
50
V IN = 2.7 V
V IN = 3.3 V
V IN = 3.6 V
40
30
20
10
V IN = 5 V
MODE = GND,
V OUT = 1.8 V,
L = 2.2 m H (MIPSA25202R2),
C OUT = 4.7 m F
40
30
20
10
V IN = 4.2 V
V IN = 5 V
MODE = V IN ,
V OUT = 1.8 V,
L = 2.2 m H (MIPSA25202R2),
C OUT = 4.7 m F
0
0.1
1 10 100
1000
0
1
10 100
1000
I O - Output Current - mA
Figure 3. Efficiency PFM/PWM MODE 1.8V Output Voltage
I O - Output Current - mA
Figure 4. Efficiency Forced PWM Mode 1.8V Output voltage
Copyright ? 2009–2010, Texas Instruments Incorporated
7
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