ap2014 Diodes, Inc., ap2014 Datasheet - Page 3

• Manufacturer Part Number: ap2014
• Description: Synchronous Pwm Controller
• Manufacturer: Diodes, Inc.

Synchronous PWM Controller
Unless otherwise specified, these specifications apply over V
cycle pulse testing is used which keeps junction and case temperatures equal to the ambient temperature.
Anachip Corp
www.anachip.com.tw
Reference Voltage
UVLO
Supply Current
Soft-Start Section
Error Amp
Oscillator
Output Drivers
Operation I
Operation I
UVLO V
UVLO FB
UVLO V
Electrical Characteristics
Symbol
V
Freq
L
SS
T
I
T
V
I
I
T
gm
CCQ
I
RAMP
FB1
FB2
REG
T
T
CQ
OFF
DB
ON
FB
r
f
IB
CC
C
CC
C
FB Voltage
FB Voltage Line Regulation
UVLO Threshold - V
UVLO Hysteresis - V
UVLO Threshold - V
UVLO Hysteresis - V
UVLO Threshold - FB
UVLO Hysteresis - FB
V
V
V
V
Charge Current
FB Voltage Input Bias Current
FB Voltage Input Bias Current
Transconductance
Frequency
Ramp-Amplitude Voltage
Rise Time
Fall Time
Dead Band Time
Max Duty Cycle
Min Duty Cycle
CC
C
CC
C
Operation Supply Current
Static Supply Current
Operation Supply Current
Static Supply Current
Parameter
CC
C
CC
C
CC
AP2014
AP2014A
5 < Vcc < 12
Supply Ramping Up
Supply Ramping Up
FB Ramping Down
(AP2014)
FB Ramping Down
(AP2014A)
Freq=200KHz,
C
Freq=200KHz,
C
SS=0V
SS=0V
SS=0V
SS=3V, FB=1V
SS=0V, FB=1V
AP2014
AP2014A
C
C
FB=1V, Freq=200KHz
FB=1.5V
=5V, V
L
L
L
L
=1500pF
=1500pF
=1500pF
=1500pF
3/12
C
Conditions
=12V and T
A
=0 to 70°C. Typical values refer to T
1.225
0.784
1.225
Min.
450
170
340
4.0
3.1
0.4
0.3
10
50
85
0
-
-
-
-
-
-
-
-
-
-
-
-
Typ.
1.25
0.25
1.25
-0.1
600
200
400
150
0.8
0.2
4.2
3.3
0.2
0.6
0.4
3.3
-64
0.1
20
50
50
90
7
7
1
0
AP2014/A
Rev. 1.2 Nov 29, 2005
1.275
0.816
1.275
Max.
0.35
A
750
230
460
100
100
250
4.4
3.5
0.8
0.5
4.5
10
10
30
95
=25°C. Low duty
6
-
-
-
-
-
-
µmho
Unit
KHz
KHz
mA
mA
mA
mA
µA
µA
µA
ns
ns
ns
%
%
%
V
V
V
V
V
V
V
V
V