AP2004 Diodes, Inc., AP2004 Datasheet - Page 6

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

Typical Characteristics
AP2004 Rev. 2
350
300
250
200
150
100
50
Vcc-Power Supply Voltage (V)
0
100
REFERENCE OUTPUT VOLTAGE
AVERAGE SUPPLY CURRENT
7
6
5
4
3
2
600 1100 1600 2100 2600 3100 3600 4100 4600 5100 5600 6100 6600
-50
POWER-SUPPLY VOLTAGE
1.255
1.245
1.235
1.225
OSCILLATOR FREQUENCY
AMBIENT TEMPERATURE
1.26
1.25
1.24
1.23
1.22
T
TIMING CAPACITANCE
A
CT-Timing Capacitor (pF)
- Ambient Temperatrure(℃)
-25
4
8
0
vs.
vs.
vs.
12
25
16
50
20
75
24
100
28
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6 of 8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
35
30
25
20
15
10
1
0
5
4
3
2
1
0
5
0
AVERAGE SUPPLY CURRENT
0
45 90 135 180 225 270 315 360 405 450 495
0
POWER-SUPPLY VOLTAGE
V
Vcc - Power-Supply Voltgae (V)
CT
Cscp - SCP Capacitance (nF)
vs. Frequency
4
SCP TIME-OUT PERIOD
PWM BUCK CONTROLLER
SCP CAPACITANCE
Frequency (KHz)
100
8
vs.
12
vs.
16
200
DECEMBER 2006
©
20
AP2004
Diodes Incorporated
VCT(min)
VCT(max)
24
300
28