参数资料
型号: PTH08T220WAZ
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, PLASTIC, DIP-11
文件页数: 10/38页
文件大小: 1290K
代理商: PTH08T220WAZ
PTH08T221W Type A / Ceramic Capacitors
20
10
9
8
7
6
5
4
3
4000
3000
2000
1000
500
400
300
200
5000
900
600
700
800
T
ransient
mV/A
C Capacitance
F
Without TurboTrans
With TurboTrans
PTH08T221W
Type A Ceramic Capacitors
20
10
9
8
7
6
5
4
3
4000
3000
2000
1000
500
400
300
200
5000
900
600
700
800
T
ransient
mV/A
C Capacitance
F
Without TurboTrans
With TurboTrans
PTH08T221W
Type A Ceramic Capacitors
R
TT + 40
1
* CO 1500
5
C
O 1500 * 1
(kW)
(2)
SLTS252K – NOVEMBER 2005 – REVISED JUNE 2009................................................................................................................................................... www.ti.com
12-V INPUT
5-V INPUT
Figure 13. Capacitor Type A,
Figure 14. Capacitor Type A,
100
≤ C(
F)×ESR(m) ≤ 1000 (e.g. Ceramic)
100
≤ C(
F)×ESR(m) ≤ 1000 (e.g. Ceramic)
Table 4. Type A TurboTrans CO Values and Required RTT Selection Table
Transient Voltage Deviation (mV)
12 Volt Input
5 Volt Input
25% load step
50% load step
75% load step
CO
RTT
CO
RTT
(4 A)
(8 A)
(12 A)
Minimum
Required
Minimum
Required
Required Output
TurboTrans
Required Output
TurboTrans
Capacitance (
F)
Resistor (k
)
Capacitance (
F)
Resistor (k
)
75
150
225
300
open
300
open
65
130
195
420
78.7
430
68.1
55
110
165
530
33.2
550
30.9
50
100
150
700
15.4
730
13.7
45
90
135
835
10.0
870
8.87
40
80
120
1000
5.76
1050
4.87
35
70
105
1250
2.10
1300
1.62
30
60
90
1730
short
4200
short
RTT Resistor Selection
The TurboTrans resistor value, RTT can be determined from the TurboTrans programming Equation 2.
Where CO is the total output capacitance in F. CO values greater than or equal to 1500 F require RTT to be a
short, 0
.
To ensure stability, a minimum amount of output capacitance is required for a given RTT resistor value. The value
of RTT must be calculated using the minimum required output capacitance determined from Figure 13 and
18
Copyright 2005–2009, Texas Instruments Incorporated
Product Folder Link(s): PTH08T220W PTH08T221W
相关PDF资料
PDF描述
PTH08T221WAS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T221WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T221WAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T220WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T220WAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
相关代理商/技术参数
参数描述
PTH08T220WAZ 制造商:Texas Instruments 功能描述:DC/DC Converter (DC-DC) / Switching Regu
PTH08T220WAZT 功能描述:DC/DC转换器 16A 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:
PTH08T221W 制造商:TI 制造商全称:Texas Instruments 功能描述:16-A, 4.5-V to 14-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TurboTrans
PTH08T221WAD 功能描述:DC/DC转换器 16A 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:
PTH08T221WAD 制造商:Texas Instruments 功能描述:Power Module