ANP015 Datasheet, PDF (3/15 Pages) List of Unclassifed Manufacturers – Application Note AP2011 High Efficiency Synchronous PWM Controller

Application Note
AP2011 High Efficiency Synchronous PWM Controller
ANP015
Preliminary
1.5 Block Diagram
GND
VCC
VOLTAGE ^1.25V
REFERENCE
VREF
UNDER
VOLTAGE
+
-
INTERNAL
REGULATOR
8V
PGATE BIAS
+
-
VIN
CAP
PGATE
OCSET
PHASE
FB
SS/SHDN
ERROR
COMP
+
-
+-
0.3V
VCC
12ua
RQ
S
VIRTUAL FREQ
OSCILLATOR
200kHz
DRVP
CROSS
CURRENT
CONTROL
70uA
PVCC
PDRV
2ua
-
+
0.2V
+
-
0.9V
QS
QB R
DRVN
NGATE
PGND
Virtual Frequency Control - Patent
Number 6,456,050.
AP2011 FUNCTIONAL BLOCK DIAGRAM
1.6 Absolute Maximum Ratings
Symbol
V_IN
V_PHASE
Θ_JC
Θ_JA
T_OP
T_ST
T_LEAD
Parameter
VCC to GND
PHASE to GND
Thermal Resistance Junction to Case
Thermal Resistance Junction to Ambient
Operating Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 Sec.
Anachip Corp.
www.anachip.com.tw
3/15
Range.
0 to 42
0 to 42
60
150
-40 to +85
-65 to +150
300
Unit
V
V
o_C/W
o_C/W
o_C
o_C
o_C
Rev. A.0 Oct, 29, 2004