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
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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.
