参数资料
型号: TPS62230DRYT
厂商: Texas Instruments
文件页数: 13/35页
文件大小: 0K
描述: IC REG BUCK SYNC 2.5V 0.5A 6SON
标准包装: 1
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 2.5V
输入电压: 2.05 V ~ 6 V
PWM 型: 电压模式
频率 - 开关: 3MHz
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: 6-UFDFN
包装: 标准包装
供应商设备封装: 6-SON(1.45x1)
产品目录页面: 1026 (CN2011-ZH PDF)
其它名称: 296-24484-6
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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