参数资料
型号: TEA1752LT/N1,518
厂商: NXP Semiconductors
文件页数: 24/34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
Table 5. Characteristics …continued
T amb = 25 ° C; V CC = 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into
the IC; unless otherwise specified.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Pulse width modulator PFC
t on(PFC)
PFC on-time
V VINSENSE = 3.3 V;
3.6
4.5
5.0
μ s
V PFCCOMP = V ton(PFCCOMP)max
V VINSENSE = 0.9 V;
30
40
53
μ s
V PFCCOMP = V ton(PFCCOMP)max
Output voltage sensing PFC (pin VOSENSE)
V th(ol)(VOSENSE)
open-loop threshold voltage on
-
1.15
-
V
pin VOSENSE
V reg(VOSENSE)
regulation voltage on pin
for I O(PFCCOMP) = 0
2.475 2.500 2.525 V
VOSENSE
V ovp(VOSENSE)
overvoltage protection voltage
2.60
2.63
2.67
V
on pin VOSENSE
I bst(dual)
dual boost current
V VINSENSE < V bst(dual) or
-
? 15
-
μ A
V VOSENSE < 2.1 V
V VINSENSE > V bst(dual)
-
? 30
-
nA
Overcurrent protection PFC (pin PFCSENSE)
V sense(PFC)max
t leb(PFC)
maximum PFC sense voltage
PFC leading edge blanking
Δ V/ Δ t = 50 mV/ μ s
Δ V/ Δ t = 200 mV/ μ s
0.49
0.51
250
0.52
0.54
310
0.55
0.57
370
V
V
ns
time
I prot(PFCSENSE)
protection current on pin
? 50
-
? 5
nA
PFCSENSE
Soft start PFC (pin PFCSENSE)
I start(soft)PFC
PFC soft start current
? 75
? 60
? 45
μ A
V start(soft)PFC
V stop(soft)PFC
R start(soft)PFC
PFC soft start voltage
PFC soft stop voltage
PFC soft start resistance
enabling voltage
disabling voltage
0.46
0.42
12
0.50
0.45
-
0.54
0.48
-
V
V
k Ω
Oscillator PFC
f sw(PFC)max
maximum PFC switching
-
250
-
kHz
frequency
t off(PFC)min
minimum PFC off-time
0.8
1.1
1.4
μ s
Valley switching PFC (pin PFCAUX)
( Δ V/ Δ t) vrec(PFC)
PFC valley recognition voltage
-
-
1.7
V/ μ s
change with time
t vrec(PFC)
t to(vrec)PFC
PFC valley recognition time
PFC valley recognition time-out
V PFCAUX = 1 V peak-to-peak
demagnetization to Δ V/ Δ t = 0
-
-
3
-
-
4
300
50
6
ns
ns
μ s
time
Demagnetization management PFC (pin PFCAUX)
V th(comp)PFCAUX
comparator threshold voltage
? 150
? 100
? 50
mV
on pin PFCAUX
t to(demag)PFC
PFC demagnetization time-out
40
50
60
μ s
time
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.
24 of 34
相关PDF资料
PDF描述
TEA1753LT/N1,518 IC CTLR SMPS SW MODE 16SO
TEA1753T/N1,518 IC CTLR SMPS SW MODE 16SO
TEA1795T/N1,118 IC REG CTRLR FLYBK ISO PWM 8SOIC
TIL117TM OPTOCOUPLER TRANS-OUT WIDE 6-DIP
TL317CD IC REG LDO ADJ .1A 8-SOIC
相关代理商/技术参数
参数描述
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.
TEA1753LT/N1,518 功能描述:DC/DC 开关控制器 GreenChip III SMPS control IC 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