AP2004 Diodes, Inc., AP2004 Datasheet - Page 4

• Manufacturer Part Number: AP2004
• Description: Pwm Buck Controller
• Manufacturer: Diodes, Inc.

Electrical Characteristics
Reference (REF)
Under voltage lockout (UVLO)
Short-circuit protection (SCP) control
Oscillator (OSC)
Error-amplifier
AP2004 Rev. 2
Symbol
Symbol
Symbol
Symbol
∆F
Symbol
V
F
V
V
CMRR
I
V
V
V
V
V
GBW
SCP
LWT
OSC
REF
STB
V
V
V
UT
HT
CT
LT
OSC
V
AV
I
IT
I
I
I
OO
IO
OI
IB
CM
OH
OL
IO
Comp connect to FB
Output voltage change with
temperature
Upper threshold voltage (V
Lower threshold voltage (V
Hysteresis (V
Input threshold voltage
Standby voltage
Latched input voltage
Input (source) current
Comparator threshold voltage
(COMP)
Frequency
Standard deviation of frequency
Frequency change with voltage
Input offset voltage
Input offset current
Input bias current
Common-mode input voltage
range
Open-loop voltage
amplification
Unity-gain bandwidth
Common-mode rejection ratio
Max. output voltage
Min. output voltage
Output (sink) current (COMP) V
Output (source) current
(COMP)
Parameter
Parameter
Parameter
Parameter
Parameter
CC
)
(T
A
= 25ºC, V
CC
CC
)
)
www.diodes.com
CC
V
V
V
V
R
V
O
O
O
CC
ID
ID
F
= 6V, f = 200 Khz)
4 of 8
= 200 kΩ
(FB) = 1.25V
(FB) = 1.25V
(FB) = 1.25V
= -0.1V, V
= 0.1V, V
= 3.6V ~ 20V
T
T
I
T
T
No pull up
No pull up
V
C
C
V
O(REF)
A
A
A
A
I
CC
T
T
= 0.7V, T
Conditions
= -20ºC ~ 25ºC
= 25ºC ~ 85ºC
= 25ºC
= 25ºC
= 270 pF
= 270 pF
= 3.6V ~ 20V
Conditions
Conditions
Conditions
Conditions
= 0.1mA
O
O
= 1.25V
= 1.25V
A
= 25ºC
PWM BUCK CONTROLLER
V
Min.
1.05
ref
-45
0.5
70
60
1.225
-0.1
Min.
Min.
Min.
0.60
Min.
100
-10
Typ.
160
1.5
1.6
-70
80
80
Typ.
Typ.
Typ.
Typ.
1.25
0.67
-0.1
-0.2
500
130
200
-15
2.9
2.4
1.5
50
10
1
DECEMBER 2006
©
AP2004
Diodes Incorporated
Max.
±100
1.45
500
1.275
±6
Max.
Max.
Max.
Max.
0.75
1
160
100
-20
±1
±1
MHz
Unit
mV
mA
Unit
Unit
Unit
Unit
KHz
nA
nA
dB
dB
µA
mV
mV
mV
µA
V
V
V
%
%
%
V
V
V
V
V