CM6901_12 Datasheet, PDF (6/15 Pages) Champion Microelectronic Corp. – SLS (SRC/LLC+SR) Controller with 1 FM+2 PWMs

CM6901
SLS (SRC/LLC+SR) Controller with 1 FM+2 PWMs
ELECTRICAL CHARACTERISTICS
(VCC=12V, RT=40.2K±1%, CT=1470PF±1%, Freq. = 50 KHz, Duty Cycle=48% , Temp=-40 ~ 125℃, unless otherwise
specified.)
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
CSS (pin 7)
Soft Start Current
Iss
TA=25℃
6.3
7.5
8.8
uA
Enable Voltage
Ven
TA=25℃
0.9
1.0
1.1
V
Enable Hysteresis
Vhys TA=25℃
100
mV
Auto-restart Upper Threshold
Vup
4.85
5.0
5.15
V
Auto-restart Lower Threshold
Vlw
1-Vhyst
V
FEAO Resonant Error Amplifier (pin 3)
Input Voltage Range
Transconductance
Gm
VFB±50mV, TA=25℃
37
6
V
49.5
62
umho
VFB (Pin2)
TA=25℃
2.48
2.5
2.52
V
Feedback Reference Voltage
(note 2)
TA=125℃
TA=-40℃
2.49
2.51
2.53
V
2.47
2.49
2.51
V
Input Bias Current
Output High Voltage
Output Low Voltage
Sink Current
Source Current
Open Loop Gain
-1
-0.5
uA
5.5+VBE
V
0.1
0.4
V
VFB =250mV , TA=25℃
-21.5
-17.55
-13.6
uA
VFB = -250mV ,
TA=25℃
12.4
16.7
21
uA
60
dB
DEAO PWM Error Amplifier (pin 6)
Input Voltage Range
Reference Voltage
Transconductance
Gm
Input Bias Current
Output Voltage High
TA=25℃
6
V
0.96
1.01
1.06
V
95
125
155
umho
-1.0
-0.5
uA
3+VBE
V
Output Voltage Low
Sink Current
Source Current
0.1
0.4
V
-5
uA
7
uA
Open Loop Gain
60
dB
2012/05/09 Rev2.0
Champion Microelectronic Corporation
Page 6