参数资料
型号: PTH05T210WAST
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: PLASTIC, DIP-14
文件页数: 7/31页
文件大小: 1135K
代理商: PTH05T210WAST
20
10
9
8
7
6
5
4
3
2
10000
6000
5000
4000
3000
2000
1000
500
400
300
200
C Capacitance
F
VI = 5 V
T
ransient
mV/A
With Turbo Trans
Without Turbo Trans
RTT Resistor Selection
R
TT + 40
1 *
C
O
4000
5
C
O
4000 *
1
kW
(2)
www.ti.com ...................................................................................................................................................... SLTS263I – AUGUST 2007 – REVISED MARCH 2009
Type A Capacitor
5-V Input
Figure 7. Capacitor Type A, 100
≤ C
F × ESR ≤ 1000 m
(e.g. Ceramic)
Table 4. Type A TurboTrans CO Values & Required RTT Selection Table
Transient Voltage Deviation (mV)
5-V Input
25%
50%
75%
CO
RTT
Load Step
Minimum Required Output
Required TurboTrans
(7.5 A)
(15 A)
(22.5 A)
Capacitance
Resistor (k
)
(
F)
90
180
270
800
open
80
160
240
950
165
70
140
210
1100
75.0
60
120
180
1350
40.2
50
100
150
1650
22.1
40
80
120
2150
11.3
30
60
90
3000
3.65
25
40
60
3700
0.825
The TurboTrans resistor value, RTT can be determined from the TurboTrans programming equation, see
Where CO is the total output capacitance in F. CO values greater than or equal to 4000 F require RTT to be a
short, 0
. (Equation 2 results in a negative value for RTT when CO ≥ 4000 F.)
Copyright 2007–2009, Texas Instruments Incorporated
15
Product Folder Link(s): PTH05T210W
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