参数资料
型号: PTH08T221WAST
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-11
文件页数: 34/38页
文件大小: 1290K
代理商: PTH08T221WAST
www.ti.com................................................................................................................................................... SLTS252K – NOVEMBER 2005 – REVISED JUNE 2009
ELECTRICAL CHARACTERISTICS
PTH08T220W
(continued)
TA = 25°C, VI = 5 V, VO = 3.3 V, CI = 330 F, CI2 = 22 F, CO = 220 F, and IO = IO max (unless otherwise stated)
PARAMETER
TEST CONDITIONS
PTH08T220W
UNIT
MIN
TYP
MAX
Capacitance Value
Nonceramic
220 (6)
5000 (7)
F
w/o TurboTrans
Ceramic
500
Equivalent series resistance (non-ceramic)
7
m
CO
External output capacitance
see table
Capacitance Value
F
(6) (8)
w/ TurboTrans
Capacitance × ESR product (CO × ESR)
1000
10000 (8)
F×m
Per Telcordia SR-332, 50% stress,
MTBF
Reliability
6.1
106 Hr
TA = 40°C, ground benign
(6)
A 220 F external output capacitor is required for basic operation. The minimum output capacitance requirement increases when
TurboTrans (TT) technology is utilized. See related Application Information for more guidance.
(7)
This is the calculated maximum disregarding TurboTrans technology.
(8)
When using TurboTrans technology, a minimum value of output capacitance is required for proper operation. Additionally, low ESR
capacitors are required for proper operation. See the application notes for further guidance.
Copyright 2005–2009, Texas Instruments Incorporated
5
Product Folder Link(s): PTH08T220W PTH08T221W
相关PDF资料
PDF描述
PTH08T221WAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T220WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T220WAZT 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T220WAS 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
PTH08T231WAST 1-OUTPUT DC-DC REG PWR SUPPLY MODULE
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