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PT3323N

更新时间: 2024-02-05 16:14:23
品牌 Logo 应用领域
其他 - ETC 转换器
页数 文件大小 规格书
9页 184K
描述
DC to DC Converter

PT3323N 技术参数

生命周期:Transferred包装说明:SIP-19
Reach Compliance Code:unknown风险等级:5.75
模拟集成电路 - 其他类型:DC-DC REGULATED POWER SUPPLY MODULE最大输入电压:75 V
最小输入电压:36 V标称输入电压:48 V
JESD-30 代码:R-XSMA-T19功能数量:1
输出次数:1端子数量:19
最高工作温度:85 °C最低工作温度:-40 °C
最大输出电压:13.2 V最小输出电压:10.8 V
标称输出电压:12 V封装主体材料:UNSPECIFIED
封装形状:RECTANGULAR封装形式:MICROELECTRONIC ASSEMBLY
认证状态:Not Qualified表面贴装:NO
温度等级:INDUSTRIAL端子形式:THROUGH-HOLE
端子位置:SINGLE最大总功率输出:30 W
微调/可调输出:YESBase Number Matches:1

PT3323N 数据手册

 浏览型号PT3323N的Datasheet PDF文件第1页浏览型号PT3323N的Datasheet PDF文件第2页浏览型号PT3323N的Datasheet PDF文件第3页浏览型号PT3323N的Datasheet PDF文件第5页浏览型号PT3323N的Datasheet PDF文件第6页浏览型号PT3323N的Datasheet PDF文件第7页 
Application Notes  
PT3320/3340/4560/4580 Series  
Adjusting the Output Voltage of Power Trends’  
30W Isolated DC/DC Converter Series  
The factory pre-set output voltage of Power Trends’ 30W  
series of isolated DC/DC converters may be adjusted  
within a nominal 10% range. This is accomplished with  
the addition of a single external resistor. For the input  
voltage range specified in the data sheet, Table 1 gives the  
allowable adjustment range for each model as Vo (min)  
and Vo (max).  
3. If the remote sense pins are not being used, the resistors  
(R1) and R2 can be connected to +Vout or -Vout  
respectively.  
4. The adjusted output voltage, Va effectively sets the voltage  
across pins 13 and 19 ( Remote Sense). When using the  
remote sense pins, Vout (measured directly across pins 10–  
12, and 14–17) can be significantly higher than Va, and may  
exceed Vo (max). If Va is adjusted upward of Vo(max), the  
the minimum input voltage is increased by the same  
percentage as Vout exceeds Vo(max).  
Adjust Up: An increase in the output voltage is obtained  
by adding a resistor, R2 between Vo adjust (pin 18), and  
-Remote Sense (pin 13). See note 4.  
The values of (R1) [adjust down], and R2 [adjust up], can  
also be calculated using the following formulas.  
Adjust Down: Add a resistor (R1), between Vo adjust (pin  
18), and +Remote Sense (pin 19).  
Ko (Va – Vr)  
Vr (Vo – Va)  
(R1)  
=
– Rs  
k  
Refer to Figure 1 and Tables 2 & 3 for both the placement and  
value of the required resistor, (R1) or R2.  
Ko  
(Va – Vo)  
R2  
=
– Rs  
kΩ  
Notes:  
1. Use only a single 1% resistor in either the (R1) or R2  
location. Place the resistor as close to the ISR as possible.  
Where  
Vo = Original output voltage  
Va = Adjusted output voltage  
2. Never connect capacitors to Vo adjust. Any capacitance  
added to the Vo adjust control pin will affect the stability of  
the ISR.  
Vr = Reference voltage (Table 1)  
Ko = Multiplier constant (Table 1)  
Rs = Series resistance (Table 1)  
Table 1  
DC/DC CONVERTER ADJUSTMENT RANGE AND FORMULA PARAMETERS  
Series Pt #  
AL Case:  
24V Bus  
48V Bus  
CU Case:  
PT3341  
PT3321  
PT3342  
PT3322  
PT3343  
PT3323  
PT3344  
PT3324  
PT3327  
PT4567  
PT3325  
PT4565  
PT3326  
PT4566  
24V Bus  
48V Bus  
PT4585  
PT4581  
PT4561  
PT4582  
PT4562  
PT4583  
PT4563  
PT4584  
PT4564  
PT4571  
Vo(nom)  
Vo(min)  
Vo(max)  
Vr  
1.8V  
1.62V  
2.5V  
1.225V  
69.58  
80.6  
1.8V  
2.0V  
1.8V  
2.2V  
1.225V  
62.47  
150.0  
2.5V  
3.3V  
5.0V  
4.5V  
5.5V  
1.225V  
68.71  
121.0  
9.0V  
7.0V  
10.0V  
2.5V  
133.25  
110  
12.0V  
10.8V  
13.2V  
2.5V  
135.9  
90.9  
15.0V  
13.5V  
16.5V  
2.5V  
137.5  
80.6  
1.62V  
1.98V  
1.225V  
69.58  
80.6  
2.25V  
2.75V  
1.225V  
42.33  
121.0  
2.95V  
3.65V  
1.225V  
68.89  
150.0  
Ko (V·k)  
Rs (k)  
Figure 1  
2
19  
Remote  
On/Off  
Sns(+)  
7, 8,  
9
14 - 17  
+Vin  
+Vout  
+V in  
30W Isolated  
+Vout  
-Vin  
4, 5,  
-Vout  
10  
Sns(-)  
13  
Vo(adj)  
18  
6
- 12  
(R1)  
Adj Down  
L
O
A
D
Cin  
100  
100V  
(Optional)  
+
+
µ
F
Cout  
330µF  
R2  
Adj  
Up  
-Vin  
-Vout  
For technical support and more information, see inside back cover or visit www.ti.com  

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