AP2002
Synchronous PWM Controller
Electrical Characteristics
Symbol
Power Supply
V
CC
I
CC
∆V
LINE
Error Amplifier
A
OL
I
B
Oscillator
F
OSC
DC
MAX
I
DRVH
I
DRVL
Protection
D
TH
I
OVP
D
PG
T
DEAD
I
OCSET
Reference
V
REF
Soft Start
I
SSC
Charge Current
V
SS
= 1.5V
V
SS
= 1.5V
8.0
1.3
10
2
4.2
I
O(REF)
= 0.1mA
T
A
= 25ºC
4.0
200
12
2.7
4.4
uA
uA
V
V
mV
I
SSD
Discharge Current
Under voltage lockout (UVLO)
Upper threshold voltage
V
UT
(V
CC
)
Lower threshold voltage
V
LWT
(V
CC
)
V
HT
Hysteresis (V
CC
)
Reference Voltage
Accuracy
0
o
C to 70
o
C
0.792
-1
0.8
0.808
+1
V
%
OVP Threshold
OVP Source Current
Power Good Threshold
Dead Time
Over Current Set Isink
2.0V < V
OCSET
< 12V
V
OVP
= 3V
10
88
45
180
200
112
100
220
20
%
mA
%
nS
uA
Oscillator Frequency
Oscillator Max Duty Cycle
DRVH Source/Sink
DRVL Source/Sink
V
BSTH
– V
DRVH
=4.5V
V
DRVH
– V
PHASE
= 2V
V
BSTH
– V
DRVL
= 4.5V
V
DRVL
– V
PGND
= 2V
180
90
1
1
200
95
220
KHz
%
A
A
Gain (A
OL
)
Input Bias
50
5
8
dB
uA
Supply Voltage
Supply Current
Line Regulation
VO = 2.5V
V
CC
4.2
6
0.5
12.6
10
V
mA
%
Parameter
Unless specified: V
CC
= 4.75V to 12.6V; GND = PGND = 0V; FB = V
O
; V
BSTL
= 12V; V
BSTH-PHASE
= 12V; T
J
= 25
o
C
Conditions
Min.
Typ.
Max.
Unit
MOSFET Drivers
Note 1.
Specification refers to Typical Application Circuit.
Note 2.
This device is ESD sensitive. Use of standard ESD handling precautions is required.
Anachip Corp.
www.anachip.com.tw
3/7
Rev. 0.2 Apr 14, 2004
ANACHIP [ ANACHIP CORP ]
