参数资料
型号: TPS622312EVM-574
厂商: Texas Instruments
文件页数: 13/35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
2500
SLVS941E – APRIL 2009 – REVISED DECEMBER 2010
TYPICAL CHARACTERISTICS (continued)
3000
V IN = 5 V
2000
V IN = 4.2 V
V IN = 3.6 V
2500
V IN = 5 V
V IN = 4.2 V
2000
1500
V IN = 2.3 V
V IN = 2.7 V
V IN = 3.3 V
1500
1000
1000
V IN = 3.3 V
V IN = 3.6 V
500
0
TPS62235
MODE = GND,
V OUT = 1.2 V,
L = 2.2 m H,
C OUT = 4.7 m F
500
0
V IN = 2.3 V
V IN = 2.7 V
TPS62236
MODE = GND,
V OUT = 1.85 V,
L = 2.2 m H,
C OUT = 4.7 m F
0
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
0
0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45
I O - Output Current - A
Figure 25. Switching Frequency vs Output Current, 1.2V
Output Voltage MODE = PFM – TPS62235
3000
I O - Output Current - A
Figure 26. Switching Frequency vs Output Current, 1.85V
Output Voltage MODE = PFM –TPS62236
50
TPS62230
45 V O = 2.5 V,
2500
2000
V IN = 5 V
V IN = 4.2 V
L = 2.2 m H 2012,
40 (MIPSZ2012),
C O = 4.7 m F 0402
35
30
1500
25
V I = 3.3 V
1000
V IN = 2.3 V
V IN = 2.7 V
V IN = 3.3 V
TPS622311
20
15
V I = 3.6 V
500
MODE = GND,
V OUT = 1.1 V,
10
L = 2.2 m H,
C OUT = 4.7 m F
5
V I = 4.2 V
0
0
0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50
0
0
50
100 150 200 250 300 350 400 450 500
I O - Output Current - A
Figure 27. Switching Frequency vs Output Current, 1.1V
Output Voltage MODE = PFM – TPS622311
I O - Output Current - mA
Figure 28. Output Voltage, Peak-to-Peak vs Output
Current – TPS62230
Copyright ? 2009–2010, Texas Instruments Incorporated
13
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