OB2263
Current Mode PWM ControllerFrequency Shuffling
∆f_Temp
∆f_VDD
Frequency
VDD = 16V,
5
%
Temperature Stability RI=100Kohm, TA -20oC
to 100 oC
VDD = 12-25V,
RI=100Kohm
Frequency Voltage
Stability
5
%
RI_range
V_RI_open
Fosc_BM
Operating RI Range
RI open load voltage
Burst Mode Base
Frequency
50
10
-3
100
2
22
150
0.8
Kohm
V
KHZ
VDD = 16V, RI =
100Kohm
Gate Drive Output
VOL
VOH
Output Low Level
Output High Level
Output Clamp
Voltage Level
Output Rising Time
Output Falling Time
VDD = 16V, Io = -20 mA
VDD = 16V, Io = 20 mA
V
V
V
V_Clamp
18
T_r
T_f
VDD = 16V, CL = 1nf
VDD = 16V, CL = 1nf
220
70
nSec
nSec
Frequency Shuffling
∆f_OSC
Frequency
Modulation range
/Base frequency
RI=100K
RI=100K
3
%
f_shuffling
Shuffling Frequency
64
HZ
©On-Bright Electronics
Confidential
- 6 -
OB_DOC_DS_63B2
ETC [ ETC ]
