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OB2269CPV View Datasheet(PDF) - LiteOn Technology

Part Name
Description
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OB2269CPV
LiteOn
LiteOn Technology LiteOn
OB2269CPV Datasheet PDF : 0 Pages
OB2268
OB2269
Current Mode PWM Controller
ESD INFORMATION
Symbol
HBMNote
MM
Parameter
Human Body Model
Machine Model on
All Pins
Test Conditions
MIL-STD
JEDEC-STD
Min Typ Max Unit
2
KV
250
V
Note: HBM all pins pass 2KV except VIN pin. The details are VIN passes 1kV, VDD and GATE pass 2KV, all other I/Os pass 8KV. In
system application, VIN pin is either a high impedance input or left floating. The lower rating has minimum impacts on system ESD
performance.
ELECTRICAL CHARACTERISTICS
(TA = 25OC if not otherwise noted)
Symbol
Parameter
Test Conditions
Min Typ Max Unit
Supply Voltage (VDD, VIN)
I_VDD_Startup
VDD Start up
Current
VDD =15V, RI=100K
Measure current into VDD
4
20 uA
I_VDD_Operation Operation Current
UVLO(ON)
VDD Under
VDD=18V, RI=100Kohm,
VFB=3V, Gate floats
9.5
2.3
mA
10.5 11.5 V
Voltage Lockout
Enter
UVLO(OFF)
VDD Under
15.5 16.5 17.5 V
Voltage Lockout
Exit (Recovery)
OVP(ON)*Optional VDD Over Voltage
23.5 25 26.5 V
Protection Enter
OVP(OFF)*Optional VDD Over Voltage
21.5 23 24.5 V
Protection Exit
(Recovery)
OVP_Hysteresis OVP(ON)-
2
V
OVP(OFF)
TD_OVP
VDD OVP
Debounce time
80
uSec
VDD_Clamp
VDD Zener Clamp
Voltage
I(VDD ) = 10 mA
35
V
Feedback Input Section(FB Pin)
VFB_Open
VFB Open Loop
Voltage
6.0
V
IFB_Short
FB pin short circuit Short FB pin to GND and
0.65
mA
current
measure current
VTH_BM
Burst Mode FB
Threshold Voltage
1.8
V
VTH_PL
Power Limiting FB
Threshold Voltage
4.4
V
TD_PL
Power limiting
Debounce Time
80
mSec
ZFB_IN
Input Impedance
Current Sense Input(Sense Pin)
9.0
Kohm
T_blanking
Leading edge
RI = 100Kohm
400
ns
blanking time
ZSENSE_IN
Input Impedance
40
Kohm
©On-Bright Electronics
A Liteon Semiconductor Company
-5-
Confidential
V2.1
 

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