Data Sheet
CURRENT MODE PWM CONTROLLER
AP384XC
Electrical Characteristics
o
(V =15V, R =10kΩ C =3.3nF, T = -40 to 85 C, unless otherwise specified.)
CC
T
T
A
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
REFERENCE SECTION
Reference Output Voltage
Total Output Variation
Line Regulation
TJ=25oC, IREF=1mA
Line, Load, Temp.
12V ≤ VCC ≤25V
VREF
4.90
4.82
5.00
5.10
5.18
15
V
V
∆VREF
∆VREF
ISC
4
4
mV
mV
mA
Load Regulation
1mA ≤ IREF ≤20mA
15
TA=25oC
Short Circuit Output Current
Temperature Stability
OSCILLATOR SECTION
Oscillation Frequency
Oscillator Amplitude
Temperature Stability
Voltage Stability
-100
0.2
-180
0.4
mV/oC
TJ=25oC
f
47
52
1.7
2.5
0.2
9.5
57
KHz
V
VOSC
Pin 4, peak to peak (Note 6)
(Note 6)
%
1
%
12V ≤VCC ≤25V
Discharge Current
Vpin 4 =2V(Note 7)
8.5
10.5
mA
ERROR AMPLIFIER SECTION
Input Voltage
VI
ISINK
ISOURCE
VOH
Vpin 1=2.5V
2.45
5
2.50
8
2.55
1.1
V
mA
mA
V
Output Sink Current
Output Source Current
High Output Voltage
Low Output Voltage
Voltage Gain
Vpin1=1.1V
Vpin1=5V
-0.5
5
-0.8
7
RL=15kΩ to GND
RL=15kΩ to pin 8
2V ≤ VO ≤ 4V
12V ≤ VCC ≤ 25V
VOL
0.7
90
70
V
65
60
dB
dB
Power Supply Rejection Ratio
CURRENT SENSE SECTION
Maximum Input Signal
Gain
PSRR
VI(MAX)
GV
Vpin1=5V(Note 4)
0.9
1
3
1.1
V
V/V
dB
ns
(Note 4, 5)
2.85
3.15
Power Supply Rejection Ratio
Delay to Output
PSRR
12V ≤ VCC ≤ 25V (Note 4, 6)
Vpin3 = 0 to 2V (Note 6)
70
150
-3
300
-10
Input Bias Current
IBIAS
µA
OUTPUT SECTION
Low Output Voltage
ISINK = 20mA
0.1
1.4
14
13
50
50
0.4
2.2
V
V
V
V
ns
ns
VOL
ISINK = 200mA
ISOURCE = 20mA
ISOURCE = 200mA
High Output Voltage
13
12
VOH
TJ=25oC, CL=1nF (Note 6)
TJ=25oC, CL=1nF (Note 6)
Rise Time
Fall Time
tR
tF
150
150
BCD Semiconductor Manufacturing Limited
Sep. 2006 Rev. 1. 1
6
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
