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PDF AP8269 Data sheet ( Hoja de datos )
| Número de pieza | AP8269 | |
| Descripción | PWM CONTROLLER | |
| Fabricantes | AiT Semiconductor | |
| Logotipo |  |
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AiT Semiconductor Inc.
www.ait-ic.com
AP8269
PWM CONTROLLER
GREEN MODE
DESCRIPTION
The AP8269 is available in SOP8 and DIP8
Packages.
ORDERING INFORMATION
Package Type
Part Number
SOP8
AP8269M8R
M8
AP8269M8VR
DIP8
AP8269P8U
P8
AP8269P8VU
R: Tape & Reel
Note
U: Tube Package
V: Green Package
AiT provides all Pb free products
Suffix “ V “ means Green Package
TYPICAL APPLICATION
FEATURES
Frequency jitter function to improve EMI
performance of power supply
No-audible-noise green mode Control
External Programmable PWM Switching
Frequency
Internal Slope Compensation
Low VCC Startup Current and Low Operating
Current
Leading Edge Blanking
UVLO
Gate Max Output Voltage Clamp at 18V
Overload Protection (OLP)
Line Compensation Over Current Protection
(OCP)
With or without VCC OVP
External programmable OTP
Available in SOP8 and DIP8 Packages
APPLICATION
Offline AC/DC flyback converter for
Battery Charger
Power Adaptor
Set-Top Box Power Supplies
Open-frame SMPS
REV1.0
- JUN 2010 RELEASED –
-1-
1 page  
AiT Semiconductor Inc.
www.ait-ic.com
AP8269
PWM CONTROLLER
GREEN MODE
Parameter
Oscillator
Normal Oscillation
Frequency
Frequency Temperature Stability
Frequency Voltage Stability
Operating RT Range
RT open voltage
Burst Mode Base Frequency
Maximum Duty Cycle
Minimum Duty Cycle
Gate Drive Output
Output Low Level
Output High Level
Output Clamp Voltage Level
Output Rising Time
Output Falling Time
Over Temperature Protection
Output Current of TS pin
OTP Threshold Voltage
OTP Recovery Threshold
Voltage
OTP De-bounce Time
TS Pin Open Voltage
Frequency Shuffling
Frequency Modulation range
Shuffling Frequency
Symbol
FOSC
Δf_Temp
Δf_VCC
RT_range
V_RT_open
F_BM
DC_max
DC_min
VOL
VOH
VG_Clamp
T_r
T_f
I_TS
VTH_OTP
VTH_OTP_off
TD_OTP
V_TS_Open
Δf_OSC
Freq_Shuffling
Conditions
-20℃ to 100℃
VCC = 12-25V
IO = -20mA
IO= +20mA
VCC=22
CL = 1nf
CL = 1nf
RT=24KΩ
Min Typ Max Unit
60 65 70 KHz
- 2% -
-
- 2% -
12 24 60 KΩ
- 2 -V
- 22 - KHz
75 80 85 %
- -0-
- - 0.3 V
11 - - V
- 20 -
V
- 255 - nSec
- 35 - nSec
- 70 -
1.015 1.065 1.115
uA
V
- 1.165 -
V
- 100 - uSec
- 3.75 -
V
-3 -
3%
- 32 - Hz
REV1.0
- JUN 2010 RELEASED –
-5-
5 Page 
AiT Semiconductor Inc.
www.ait-ic.com
Dimension in DIP8 Package (Unit: mm)
AP8269
PWM CONTROLLER
GREEN MODE
TOP VIEW
SIDE VIEW
END VIEW
SYMBOL
A
A2
b
B1
c
c1
D
E1
e
eA
L
MIN
3.60
3.10
0.44
0.25
0.24
9.05
6.15
3.00
NOM
3.80
3.30
-
1.52BSC
-
0.25
9.25
6.35
2.54BSC
7.62BSC
-
MAX
4.00
3.50
0.53
0.31
0.26
9.45
6.55
-
REV1.0
- JUN 2010 RELEASED –
- 11 -
11 Page | ||
| Páginas | Total 12 Páginas | |
| PDF Descargar | [ Datasheet AP8269.PDF ] | |
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