參數(shù)資料
型號: PTH04T260WAS
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源模塊
英文描述: 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: PLASTIC, DIP-10
文件頁數(shù): 11/36頁
文件大?。?/td> 1162K
代理商: PTH04T260WAS
40
30
20
4
5000
4000
3000
1000
900
300
200
500
400
700
600
800
2000
10
With TurboTrans
Without TurboTrans
6
5
8
7
9
C Capacitance
F
T
ransient
mV/A
C Capacitance
F
T
ransient
mV/A
Without TurboTrans
With TurboTrans
40
30
20
4
5000
4000
3000
1000
900
300
200
500
400
700
600
800
2000
10
6
5
8
7
9
R
TT + 40
1 * CO 1250
C
O
250 * 1
kW
(3)
www.ti.com.................................................................................................................................................. SLTS273E – SEPTEMBER 2006 – REVISED JULY 2009
PTH04T260W Type B Capacitors
5-V Input
3.3-V Input
Figure 12. Capacitor Type B, 1000 < C(
F) x ESR(m) ≤
Figure 13. Capacitor Type B, 1000 < C(
F) x ESR(m) ≤
5000
(e.g. Polymer-Tantalum)
Table 5. Type B TurboTrans CO Values and Required RTT Selection Table
Transient Voltage Deviation (mV)
5-V Input
3.3-V Input
CO
RTT
CO
RTT
25% load step
50% load step
75% load step
Minimum
Required
Minimum
Required
(0.75 A)
(1.5 A)
(2.25 A)
Required Output
TurboTrans
Required Output
TurboTrans
Capacitance (
F)
Resistor (k
)
Capacitance (
F)
Resistor (k
)
30
60
90
250
open
250
open
25
50
75
300
165
300
165
20
40
60
400
47.5
400
47.5
15
30
45
570
16.9
570
16.9
10
20
30
940
3.57
960
3.32
8
16
24
1250
short
1280
short
6
12
18
3200
short
3200
short
RTT Resistor Selection
The TurboTrans resistor value, RTT can be determined from the TurboTrans programming equation:
Where CO is the total output capacitance in F. CO values greater than or equal to 1250 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 the
capacitor transient response charts above.
Copyright 2006–2009, Texas Instruments Incorporated
19
Product Folder Link(s): PTH04T260W PTH04T261W
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參數(shù)描述
PTH04T260WAST 功能描述:DC/DC轉(zhuǎn)換器 3A 2.2V-5.5Vin Adj Pwr Module RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T260WAZ 功能描述:DC/DC轉(zhuǎn)換器 3A 2.2V-5.5Vin Adj Pwr Module RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T260WAZT 功能描述:DC/DC轉(zhuǎn)換器 3A 2.2V-5.5Vin Adj Pwr Module RoHS:否 制造商:Murata 產(chǎn)品: 輸出功率: 輸入電壓范圍:3.6 V to 5.5 V 輸入電壓(標(biāo)稱): 輸出端數(shù)量:1 輸出電壓(通道 1):3.3 V 輸出電流(通道 1):600 mA 輸出電壓(通道 2): 輸出電流(通道 2): 安裝風(fēng)格:SMD/SMT 封裝 / 箱體尺寸:
PTH04T260WP 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-A, 2.2-V to 5.5-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TurboTrans⑩
PTH04T261W 制造商:TI 制造商全稱:Texas Instruments 功能描述:3-A, 2.2-V to 5.5-V INPUT, NON-ISOLATED, WIDE-OUTPUT, ADJUSTABLE POWER MODULE WITH TurboTrans⑩