TEA1751T_LT_2
?NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02  23 December 2009
16 of 29
NXP Semiconductors
TEA1751T; TEA1751LT
GreenChip III SMPS control IC
In normal operating conditions, when the converter is regulating the output voltage, the
voltage on the FBCTRL pin is between 1.4 V and 2.0 V (typical values) from minimum to
maximum output power.
 
 
 
Fig 11.   Time-out protection circuit
Fig 12.   Time-out protection (signals), safe restart in the TEA1751
Fig 13.   Time-out protection (signals), latched in the TEA1751L
014aaa049
FBCTRL
2.5 V
4.5 V
30 糀
3 k?/DIV>
3.5 V
TIME-OUT
014aaa05
4.5 V
2.5 V
V
FBCTRL
output
voltage
intended output
voltage not
reached within
time-out time.
intended output voltage
reached within time-out
time.
restart
014aaa29
4.5 V
2.5 V
V
FBCTRL
output
voltage
intended output
voltage not
reached within
timeout time.
latched
相关PDF资料
TEA1761T/N2,118 IC CTRLR GREENCHIP SYNC 8-SOIC
TEA1762T/N2/DG,118 IC CTLR SMPS SW SO14
TEA1791T/N1,118 IC CTRLR GREENCHIP SYNC 8-SOIC
TMP03FS-REEL IC SENSOR TEMP/SERIAL OC 8SOIC
TMP141AIDBVTG4 IC TEMP SENSOR DGTL OUT SOT23-6
TMP401AIDGKTG4 IC TEMP SENSOR DGTL OUT 8-MSOP
TPS2346PWRG4 IC HOT SWAP POWER MGR 24-TSSOP
TPS24711DGSR IC CTRLR HOT SWAP 2.5-18V 10MSOP
相关代理商/技术参数
TEA1751T/N1518 制造商:NXP Semiconductors 功能描述:IC SMPS SOIC-16
TEA1752LT 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:GreenChip III SMPS control IC
TEA1752LT/N1,518 功能描述:DC/DC 开关控制器 IC CTLR SMPS SW MODE RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TEA1752LT/N1/S1518 制造商:NXP 功能描述: 制造商:NXP Semiconductors 功能描述:
TEA1752T 制造商:未知厂家 制造商全称:未知厂家 功能描述:The TEA1752T and TEA1752LT combine a controller for Power Factor Correction (PFC) and a flyback controller.
TEA1752T/1791/DB/90W,598 制造商:NXP Semiconductors 功能描述:- Boxed Product (Development Kits) 制造商:NXP Semiconductors 功能描述:90W notebook adapter Ref
TEA1752T/N1,518 功能描述:DC/DC 开关控制器 IC CTLR SMPS SW MODE RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TEA1753 制造商:未知厂家 制造商全称:未知厂家 功能描述:The GreenChip III is the third generation of green Switched Mode Power Supply (SMPS) controller ICs.