参数资料
型号: PTH08T231WAZ
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 PACKAGE-10
文件页数: 19/39页
文件大小: 1281K
代理商: PTH08T231WAZ
V
O
V
I
INH/UVLO
-Sense
GND
Track SYNC TT
VoAdj
C 2
330
F
I
m
C 2
200
F
O
m
R
2
SET
V =5V
I
V 1
O
V 2
O
PTH08T240W
V
CC
GND
f
=2xf
clock
modules
CLK
CLR
SN74LVC2G74
0
o
PRE
D
Q
180
o
+Sense
GND
C 1
200
F
O
m
R
1
SET
C 1
330
F
I
m
V
O
V
I
INH/UVLO
-Sense
GND
Track SYNC TT
VoAdj
PTH08T230W
+Sense
SLTS265K – NOVEMBER 2005 – REVISED JUNE 2010
www.ti.com
Smart Sync
Smart Sync is a feature that allows multiple power modules to be synchronized to a common frequency. Driving
the Smart Sync pins with an external oscillator set to the desired frequency, synchronizes all connected modules
to the selected frequency. The synchronization frequency can be higher or lower than the nominal switching
frequency of the modules within the range of 240 kHz to 400 kHz (see Electrical Specifications table for
frequency limits). Synchronizing modules powered from the same bus, eliminates beat frequencies reflected back
to the input supply, and also reduces EMI filtering requirements. These are the benefits of Smart Sync. Power
modules can also be synchronized out of phase to minimize source current loading and minimize input
capacitance requirements. Figure 24 shows a standard circuit with two modules syncronized 180° out of phase
using a D flip-flop.
Figure 24. Typical SmartSync Circuit
26
Copyright 2005–2010, Texas Instruments Incorporated
Product Folder Link(s): PTH08T230W PTH08T231W
相关PDF资料
PDF描述
PTH08T230WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T230WAS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T230WAD 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T231WAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T240FAH 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
相关代理商/技术参数
参数描述
PTH08T231WAZT 功能描述:DC/DC转换器 6A 4.5V-14Vin Cer Cap Adj 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:
PTH08T240F 制造商:TI 制造商全称:Texas Instruments 功能描述:10-A, 4.5-V to 14-V INPUT, NON-ISOLATED POWER MODULE FOR 3-GHz DSP SYSTEMS
PTH08T240F_08 制造商:TI 制造商全称:Texas Instruments 功能描述:10-A, 4.5-V to 14-V INPUT, NON-ISOLATED POWER MODULE FOR 3-GHz DSP SYSTEMS
PTH08T240FAD 功能描述:DC/DC转换器 10-A 4.5-14V Input 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:
PTH08T240FAS 功能描述:DC/DC转换器 10-A 4.5-14V Input 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: