参数资料
型号: PTH04T220WAZ
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: 13/39页
文件大小: 1247K
代理商: PTH04T220WAZ
C Capacitance
F
T
ransient
mV/A
20
10000
6000
5000
4000
3000
2000
1000
500
400
300
200
600
10
9
8
7
6
5
4
3
2
With TurboTrans
Without TurboTrans
C Capacitance
F
T
ransient
mV/A
20
10000
6000
5000
4000
3000
2000
1000
500
400
300
200
600
10
9
8
7
6
5
4
3
2
With TurboTrans
Without TurboTrans
R
TT +
40
1 * CO 1100
C
O
220 * 1
(kW)
(4)
SLTS275D – DECEMBER 2006 – REVISED JULY 2009 ................................................................................................................................................... www.ti.com
PTH04T220W Type C Capacitors
5-V Input
3.3-V Input
Figure 16. Capacitor Type C, 5000 < C(
F)×ESR(m) ≤
Figure 17. Capacitor 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)
5-V Input
3.3-V 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
)
80
160
240
220
open
230
698
70
140
210
250
226
270
133
60
120
180
310
69.8
330
56.2
50
100
150
390
33.2
440
23.7
40
80
120
520
15.4
580
11.5
30
60
90
750
5.23
850
3.16
25
50
75
940
1.78
1100
short
20
40
60
1650
short
2600
short
15
30
45
5800
short
8000
short
RTT Resistor Selection
The TurboTrans resistor value, RTT can be determined from the TurboTrans programming, see Equation 4.
Where CO is the total output capacitance in F. CO values greater than or equal to 1100 F require RTT to be a
short, 0
. (RTT results in a negative value when CO > 1100F).
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 2006–2009, Texas Instruments Incorporated
Product Folder Link(s): PTH04T220W PTH04T221W
相关PDF资料
PDF描述
PTH04T221WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH04T221WAS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH04T220WAD 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH04T240FAD 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH04T240FAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
相关代理商/技术参数
参数描述
PTH04T220WAZT 功能描述:DC/DC转换器 16-A 2.2-V to 5.5-V Input 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:
PTH04T221W 制造商:TI 制造商全称:Texas Instruments 功能描述:16-A, 2.2-V to 5.5-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TURBOTRANS
PTH04T221WAD 功能描述:DC/DC转换器 16A 2.2V-5.5Vin Cer Cap Ver Pwr Module 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:
PTH04T221WAS 功能描述:DC/DC转换器 16A 2.2V-5.5Vin Cer Cap Ver Pwr Module 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:
PTH04T221WAST 功能描述:DC/DC转换器 16A 2.2V-5.5Vin Cer Cap Ver Pwr Module 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: