|
|
PDF L6562 Data sheet ( Hoja de datos )
| Número de pieza | L6562 | |
| Descripción | TRANSITION-MODE PFC CONTROLLER | |
| Fabricantes | STMicroelectronics | |
| Logotipo |  |
|
Hay una vista previa y un enlace de descarga de L6562 (archivo pdf) en la parte inferior de esta página. Total 16 Páginas | ||
|
No Preview Available !
L6562
TRANSITION-MODE PFC CONTROLLER
1 Features
■ REALISED IN BCD TECHNOLOGY
■ TRANSITION-MODE CONTROL OF PFC PRE-
REGULATORS
■ PROPRIETARY MULTIPLIER DESIGN FOR
MINIMUM THD OF AC INPUT CURRENT
■ VERY PRECISE ADJUSTABLE OUTPUT
OVERVOLTAGE PROTECTION
■ ULTRA-LOW (≤70µA) START-UP CURRENT
■ LOW (≤4 mA) QUIESCENT CURRENT
■ EXTENDED IC SUPPLY VOLTAGE RANGE
■ ON-CHIP FILTER ON CURRENT SENSE
■ DISABLE FUNCTION
■ 1% (@ Tj = 25 °C) INTERNAL REFERENCE
VOLTAGE
■ -600/+800mA TOTEM POLE GATE DRIVER WITH
UVLO PULL-DOWN AND VOLTAGE CLAMP
■ DIP-8/SO-8 PACKAGES ECOPACK®
www.DataSheet4U.com
1.1 APPLICATIONS
■ PFC PRE-REGULATORS FOR:
– IEC61000-3-2 COMPLIANT SMPS (TV,
Figure 2. Block Diagram
1
INV
-
+
2.5V
COMP
2
VOLTAGE
REGULATOR
OVERVOLTAGE
DETECTION
Figure 1. Packages
DIP-8
Table 1. Order Codes
Part Number
L6562N
L6562D
L6562DTR
SO-8
Package
DIP-8
SO-8
Tape & Reel
DESKTOP PC, MONITOR) UP TO 300W
– HI-END AC-DC ADAPTER/CHARGER
– ENTRY LEVEL SERVER & WEB SERVER
2 Description
The L6562 is a current-mode PFC controller oper-
ating in Transition Mode (TM). Pin-to-pin compati-
ble with the predecessor L6561, it offers improved
performance.
MULT
3
MULTIPLIER AND
THD OPTIMIZER
-+
CS
4
40K
5pF
VCC
VCC
8
25 V
INTERNAL
SUPPLY 7V
R1
+
R2
VREF2
-
2.1 V
1.6 V
UVLO
ZERO CURRENT
DETECTOR
+
-
RQ
S
Starter
stop
15 V
DRIVER
7
GD
STARTER
November 2005
6
GND
5
ZCD
DISABLE
Rev. 8
1/16
1 page  
L6562
3 Typical Electrical Characteristics
Figure 4. Supply current vs. Supply voltage
ICC
(mA)
10
5
1
0.5
0.1
0.05
0.01
0.005
0
0
Co = 1nF
f = 70 kHz
Tj = 25°C
5 10 15 20 25
Vcc(V)
Figure 5. Start-up & UVLO vs. Tj
12.5
VCC-ON
(V) 12
11.5
11
10.5
10
VCC-OFF 9.5
(V)
9
-50
0 50
Tj (°C)
100
150
Figure 6. IC consumption vs. Tj
Icc 10
[mA]
5
2
Operating
Quiescent
1
0.5 Vcc = 12 V
Co = 1 nF
0.2 f = 70 kHz
Disabled or
during OVP
0.1
0.05
Before start-up
0.02
-50
0
50 100 150
Tj (°C)
Figure 7. Vcc Zener voltage vs. Tj
VccZ 28
(V)
27
26
25
24
23
22
-50
0 50 100 150
Tj (°C)
5/16
5 Page 
L6562
Figure 25. EVAL6562-80W: PCB and component layout (Top view, real size: 57 x 108 mm)
Table 6. EVAL6562N: Evaluation results at full load
Vin (VAC)
85
Pin (W)
86.4
Vo (VDC)
394.79
∆Vo(Vpk-pk)
12.8
Po (W)
80.16
110
84.6
394.86
12.8
80.20
135
83.8
394.86
12.8
80.20
175
83.2
394.87
15.5
80.20
220
82.9
394.87
15.7
80.20
265
82.7
394.87
15.9
80.20
Note: measurements done with the line filter shown in figure 23
Table 7. EVAL6562N: Evaluation results at half load
Vin (VAC)
85
Pin (W)
42.8
Vo (VDC)
394.86
∆Vo(Vpk-pk)
6.6
Po (W)
40.20
110
42.5
394.90
6.6
40.20
135
42.5
394.91
6.7
40.20
175
42.5
394.93
8.0
40.19
220
42.6
394.94
8.2
40.19
265
42.6
394.94
8.3
40.19
Note: measurements done with the line filter shown in figure 23
η (%)
92.8
94.8
95.7
96.4
96.7
97.0
η (%)
93.9
94.6
94.6
94.6
94.3
94.3
PF
0.998
0.996
0.991
0.981
0.956
0.915
THD (%)
3.6
4.2
4.9
6.5
7.8
9.2
PF
0.994
0.985
0.967
0.939
0.869
0.776
THD (%)
5.5
6.2
7.1
8.3
9.8
11.4
11/16
11 Page | ||
| Páginas | Total 16 Páginas | |
| PDF Descargar | [ Datasheet L6562.PDF ] | |
Hoja de datos destacado
| Número de pieza | Descripción | Fabricantes |
| L6560 | POWER FACTOR CORRECTOR | STMicroelectronics |
| L6560A | POWER FACTOR CORRECTOR | STMicroelectronics |
| L6560AD | POWER FACTOR CORRECTOR | STMicroelectronics |
| L6560D | POWER FACTOR CORRECTOR | STMicroelectronics |
| Número de pieza | Descripción | Fabricantes |
| SLA6805M | High Voltage 3 phase Motor Driver IC. |
 Sanken |
| SDC1742 | 12- and 14-Bit Hybrid Synchro / Resolver-to-Digital Converters. |
 Analog Devices |
|
DataSheet.es es una pagina web que funciona como un repositorio de manuales o hoja de datos de muchos de los productos más populares, |
| DataSheet.es | 2020 | Privacy Policy | Contacto | Buscar |