参数资料
型号: TEA1752LT/N1,518
厂商: NXP Semiconductors
文件页数: 21/34页
文件大小: 0K
描述: IC CTLR SMPS SW MODE 16SOIC
标准包装: 1
输出隔离: 隔离
输入电压: 14 V ~ 38 V
功率(瓦特): 600mW
工作温度: -40°C ~ 150°C
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SO
包装: 标准包装
其它名称: 568-5962-6
NXP Semiconductors
TEA1752T; TEA1752LT
GreenChip III SMPS control IC
V FBSENSE
(V)
0.65
0.46
? 360
I FBAUX ( μ A)
? 100
0
014aaa749
Fig 17. Overpower protection curve
7.3.11 Driver (pin FBDRIVER)
The driver circuit to the gate of the external power MOSFET has a current sourcing
capability of typically ? 500 mA and a current sink capability of typically 1.2 A. This enables
fast turn-on and turn-off of the power MOSFET for efficient operation.
8. Limiting values
Table 3. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol
Parameter
Conditions
Min
Max
Unit
Voltages
V CC
supply voltage
? 0.4
+38
V
V LATCH
V FBCTRL
V PFCCOMP
V VINSENSE
V VOSENSE
V PFCAUX
V FBSENSE
voltage on pin LATCH
voltage on pin FBCTRL
voltage on pin PFCCOMP
voltage on pin VINSENSE
voltage on pin VOSENSE
voltage on pin PFCAUX
voltage on pin FBSENSE
current limited
current limited
? 0.4
? 0.4
? 0.4
? 0.4
? 0.4
? 25
? 0.4
+5
+5
+5
+5
+5
+25
+5
V
V
V
V
V
V
V
V PFCSENSE voltage on pin PFCSENSE
V PFCTIMER voltage on pin PFCTIMER
current limited
? 0.4
? 0.4
+5
+5
V
V
V HV
voltage on pin HV
? 0.4
+650
V
Currents
I FBCTRL
I FBAUX
I PFCSENSE
I FBSENSE
current on pin FBCTRL
current on pin FBAUX
current on pin PFCSENSE
current on pin FBSENSE
? 3
? 1
? 1
? 1
0
+1
+10
+10
mA
mA
mA
mA
I FBDRIVER
current on pin FBDRIVER
duty cycle < 10 %
? 0.8
+2
A
TEA1752T_LT
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 02 — 24 June 2010
? NXP B.V. 2010. All rights reserved.
21 of 34
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