参数资料
型号: PTH08T240WAZ
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源模块
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT PACKAGE-11
文件页数: 13/39页
文件大小: 1366K
代理商: PTH08T240WAZ
PTH08T240W Type C Capacitors
C Capacitance
F
T
ransient
mV/A
6000
5000
4000
3000
2000
1000
500
300
200
30
20
10
9
8
7
6
5
4
3
2
10000
WIth TurboTrans
Without TurboTrans
6000
5000
4000
3000
2000
1000
500
300
200
30
20
10
9
8
7
6
5
4
3
2
10000
WIth TurboTrans
Without TurboTrans
C Capacitance
F
T
ransient
mV/A
R
TT +
40
1
* CO 1980
5
C
O ) 880
1980
* 1
(kW)
(4)
SLTS264J – NOVEMBER 2005 – REVISED JUNE 2009 ................................................................................................................................................... www.ti.com
12-V Input
5-V Input
Figure 16. Cap Type C, 5000 < C(
F)×ESR(m) ≤ 10,000
Figure 17. Cap Type C, 5000 < C(
F)×ESR(m) ≤ 10,000
(e.g. OS-CON)
Table 6. Type C TurboTrans CO Values and Required RTT Selection Table
Transient Voltage Deviation (mV)
12-V Input
5-V Input
25% load step
50% load step
75% load step
CO
RTT
CO
RTT
(2.5 A)
(5 A)
(7.5 A)
Minimum
Required
Minimum
Required
Required Output
TurboTrans
Required Output
TurboTrans
Capacitance (
F)
Resistor (k
)
Capacitance (
F)
Resistor (k
)
75
150
225
220
open
250
1300
60
120
180
270
294
330
133
45
90
135
400
68.1
480
45.3
35
70
105
580
31.6
700
21.5
30
60
90
720
20.0
860
13.7
25
50
75
950
11.8
1150
7.68
20
40
60
1300
5.23
1550
2.61
15
30
45
2000
short
2800
short
10
20
30
7400
short
exceeds limit
RTT Resistor Selection
The TurboTrans resistor value, RTT can be determined from the TurboTrans programming, see Equation 4 . For
VO > 3.45V please contact TI for CO and RTT values.
Where CO is the total output capacitance in F. CO values greater than or equal to 1980 F require RTT to be a
short, 0
. (RTT results in a negative value when CO > 1980F).
To ensure stability, the value of RTT must be calculated using the minimum required output capacitance
determined from the capacitor transient response charts above.
20
Copyright 2005–2009, Texas Instruments Incorporated
Product Folder Link(s): PTH08T240W PTH08T241W
相关PDF资料
PDF描述
PTH08T240WAH 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
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相关代理商/技术参数
参数描述
PTH08T240WAZ 制造商:Texas Instruments 功能描述:DC/DC Converter
PTH08T240WAZT 功能描述:DC/DC转换器 10A 4.5-14V-Input Wide-Out Adj Pwr Mdl RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
PTH08T241W 制造商:TI 制造商全称:Texas Instruments 功能描述:10-A, 4.5-V to 14-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TURBOTRANS
PTH08T241WAD 功能描述:DC/DC转换器 10A 4.5V to 14V Inp Ceramic Cap Version RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
PTH08T241WAS 功能描述:DC/DC转换器 10A 4.5V to 14V Inp Ceramic Cap Version RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸: