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參數(shù)資料
| 型號： | L6668TR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.8 A SWITCHING CONTROLLER, 105 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | LEAD FREE, SOP-16 |
| 文件頁數(shù)： | 1/23頁 |
| 文件大?。?/td> | 720K |
| 代理商： | L6668TR |
1/23
L6668
January 2006
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
■ SO16 PACKAGE ECOPACK
1.1 APPLICATIONS
■ HI-END AC-DC ADAPTERS/CHARGERS FOR
NOTEBOOKS.
■ LCD/CRT MONITORS, LCD/CRT TV
■ DIGITAL CONSUMER
Figure 2. Block Diagram
16
Vref
+
-
1.5V
12
BLANKING
R
SQ
25V
Vcc_OK
DIS
0.8V
4R
11R
DIS
11
10
3
4
8
5
15
15V
CLK
COMP
SS
ISEN
RCT
S-COMP
VCC
VREF
GND
OUT
HICCUP
13
SLOPE
COMP.
VREG
0.4mA
TIMING
PWM
+
-
1
HV
ST-BY
HV generator ON/OFF
and UVLO management
Vcc_OK
14
PFC_STOP
2.2/2.7V
-
+
OCP
DIS
OCP
-
+
9
SKIPADJ
SOFT-START
HYST. CTRL
SQ
R
SQ
R
STANDBY
2.2V
7
DIS
-
+
6
N.C.
16
Vref
+
-
1.5V
12
BLANKING
R
SQ
25V
Vcc_OK
DIS
0.8V
4R
11R
DIS
11
10
3
4
8
5
15
15V
CLK
COMP
SS
ISEN
RCT
S-COMP
VCC
VREF
GND
OUT
HICCUP
13
SLOPE
COMP.
VREG
0.4mA
TIMING
PWM
+
-
1
HV
ST-BY
HV generator ON/OFF
and UVLO management
Vcc_OK
14
PFC_STOP
2.2/2.7V
-
+
OCP
DIS
OCP
-
+
9
SKIPADJ
SOFT-START
HYST. CTRL
SQ
R
SQ
R
STANDBY
2.2V
7
DIS
-
+
6
N.C.
SMART PRIMARY CONTROLLER
Rev. 4
Figure 1. Package
Table 1. Order Codes
Part Number
Package
L6668
SO-16
L6668TR
SO-16 in Tape & Reel
SO-16 (Narrow)
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| L6701TR | 1.5 A SWITCHING REGULATOR, 110 kHz SWITCHING FREQ-MAX, PDSO36 |
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| L6712Q | 2 A SWITCHING CONTROLLER, QCC36 |
| L6712ADTR | 2 A SWITCHING CONTROLLER, PDSO28 |
| L6712D | 2 A SWITCHING CONTROLLER, PDSO28 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 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 |
| L-668 | 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 |
| L-669 | 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 |
| L6690 | 制造商:HAMAMATSU 制造商全稱:Hamamatsu Corporation 功能描述:INFRARED PULSED LASER DIODE |
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