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APW7063 Datasheet(PDF) 3 Page - Anpec Electronics Coropration

Part # APW7063
Description  Synchronous Buck PWM and Linear Controller
PDF  22 Pages
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Manufacturer  ANPEC [Anpec Electronics Coropration]
Direct Link  http://www.anpec.com.tw
Logo ANPEC - Anpec Electronics Coropration

APW7063 Datasheet(HTML) 3 Page - Anpec Electronics Coropration

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Copyright
© ANPEC Electronics Corp.
Rev. A.10 - Aug., 2009
APW7063
www.anpec.com.tw
3
APW7063
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
SUPPLY CURRENT
ICC
VCC Nominal Supply
UGATE and LGATE Open
-
3
-
mA
POWER-ON-RESET
Rising VCC Threshold
7.0
7.2
7.4
V
Falling VCC Threshold
6.6
6.8
7.0
V
OSCILLATOR
Free Running Frequency
RT = OPEN, VCC = 12V
220
250
280
kHz
Total Variation
6k
Ω < R
T to GND < 200k
Ω
-15
-
+15
%
Ramp Amplitude
RT = OPEN
-
1.7
-
VP-P
REFERENCE
VREF
Reference Voltage
-
0.80
-
V
Reference Voltage Tolerance
-1
-
+1
%
PWM EEEOR AMPLIFIER
DC Gain
-
75
-
dB
UGATE Duty Range
0
-
85
%
FB Input Current
-
-
0.1
µA
GATE DRIVERS
IUGATE
Upper Gate Source
VBOOT = 12V, VUGATE = 6V
650
800
-
mA
RUGATE
Upper Gate Sink
IUGATE = 0.3A
-
4
8
Ω
ILGATE
Lower Gate Source
VCC = 12V, VLGATE = 6V
550
700
-
mA
RLGATE
Lower Gate Sink
ILGATE = 0.3A
-
4
8
Ω
TD
Dead Time
-
50
-
nS
LINEAR REGULATOR
Reference Voltage
-
0.8
-
V
Regulation
-
2
-
%
Output Drive Current
VDRIVE = 4V
8
10
12
mA
PROTECTION
FB Under Voltage Level
-
50
-
%
FBL Under Voltage Level
-
50
-
%
OCSET Source Current
-
250
-
µA
VREG
VREG
Output Voltage Accuracy
VCC > 12V
5.5
6
6.5
V
IOUT
Output Current Capacity
VCC = 12V
-
20
-
mA
SOFT-START AND SHUTDOWN
TSS
Internal Soft-Start Interval
CSS = 0
µF
-
2
-
mS
ISS
Soft-Start Charge Current
8
10
12
µA
Shutdown Threshold
COMP Falling
-
0.4
-
V
Shutdown Hysteresis
-
50
-
mV
Electrical Characteristics
Unless otherswise specified, these specifications apply over V
CC = 12V, VBOOT = 12V, RT = OPEN and TA = 0 ~ 70
oC. Typlcal values are
at T
A = 25
oC.



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