參數(shù)資料
型號: L6668
廠商: 意法半導(dǎo)體
英文描述: SMART PRIMARY CONTROLLER
中文描述: 智能主控制器
文件頁數(shù): 1/23頁
文件大?。?/td> 671K
代理商: L6668
1/23
L6668
May 2005
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
1
General Features
MULTIPOWER BCD TECHNOLOGY
LOAD-DEPENDENT CURRENT-MODE CON-
TROL: FIXED-FREQUENCY (HEAVY LOAD),
FREQUENCY FOLDBACK (LIGHT LOAD),
BURST-MODE (NO-LOAD)
ON-BOARD HIGH-VOLTAGE START-UP
IMPROVED STANDBY FUNCTION
LOW QUIESCENT CURRENT (< 2 mA)
SLOPE COMPENSATION
PULSE-BY-PULSE & HICCUP-MODE OCP
INTERFACE WITH PFC CONTROLLER
DISABLE FUNCTION (ON/OFF CONTROL)
LATCHED DISABLE FOR OVP/OTP FUNC-
TION
PROGRAMMABLE SOFT-START
2% PRECISION REFERENCE VOLTAGE EX-
TERNALLY AVAILABLE
±800 mA TOTEM POLE GATE DRIVER WITH
INTERNAL CLAMP AND UVLO PULL-DOWN
BLUE ANGEL, ENERGY STAR, EU CODE OF
CONDUCT COMPLIANT
Figure 2. Block Diagram
SO16 PACKAGE ECOPACK
1.1 APPLICATIONS
HI-END AC-DC ADAPTERS/CHARGERS FOR
NOTEBOOKS.
LCD/CRT MONITORS, LCD/CRT TV
DIGITAL CONSUMER
16
Vref
+
-
1.5V
12
BLANKING
R
S
Q
25V
Vcc_OK
DIS
0.8V
4R
11R
DIS
11
10
3
4
8
5
15
15V
CLK
COMP
SS
ISEN
RCT
S-COMP
V
CC
VREF
GND
OUT
HICCUP
13
COMP.
VREG
VREG
0.4mA
TIMING
PWM
+
-
1
HV
ST-BY
and UVLO management
Vcc_OK
14
PFC_STOP
2.2/2.7V
-
+
OCP
DIS
-
+
9
SKIPADJ
SOFT-START
HYST. CTRL
S
Q
R
S
Q
R
STANDBY
2.2V
7
DIS
-
+
6
N.C.
SLOPE
HV generator ON/OFF
OCP
PRELIMINARY DATA
SMART PRIMARY CONTROLLER
Rev. 1
Figure 1. Package
Table 1. Order Codes
Part Number
L6668
L6668TR
Package
SO-16
SO-16 in Tape & Reel
SO-16 (Narrow)
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L6668_06 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:SMART PRIMARY CONTROLLER
L6668B2 功能描述:電流型 PWM 控制器 POWER SUPPLY RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
L6668TR 功能描述:電流型 PWM 控制器 SMART CONTROLLER RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14
L667 制造商:BURNDY 功能描述:L-DIE
L-667 制造商:RHOMBUS-IND 制造商全稱:Rhombus Industries Inc. 功能描述:Common Mode Inductor For DC/DC Power supply