AP1609 Diodes, Inc., AP1609 Datasheet - Page 3

• Manufacturer Part Number: AP1609
• Description: Pwm/pfm Dual Mode Step-up Dc/dc Converter
• Manufacturer: Diodes, Inc.

Absolute Maximum Ratings
Electrical Characteristics
AP1609 Rev. 1
FB Voltage
Input Voltage
Output Voltage
Maximum Switching
Output Current
Drain-Source On-State
Resistance
Quiescent Current
Shutdown Current
Oscillator Frequency
Maximum Duty Ratio
PFM Duty Ratio
CE “High” Voltage
CE “Low” Voltage
Efficiency
AP1609
V
FB Pin Voltage
CE Pin Voltage
Switch Voltage (LX to GND)
Switch Current
Continuous Total Power
Dissipation
Operating Ambient
Temperature
Storage Temperature
IN
Pin Voltage
Parameter
Parameter
MAXDTY
PFMDTY
Symbol
R
Fosc
EFFI
V
V
V
DS (ON)
I
I
V
V
OUT
CCQ
I
( F
OUT
CEH
SD
CEL
CC
FB
Symbol
OSC
Topr
Tstg
V
V
V
V
Pd
I
LX
SW
CC
CE
FB
PWM/PFM DUAL MODE STEP-UP DC/DC CONVERTER
= 300kHz, V
I
No Load, FB = 2V, CE = High
No Load, CE = Low
Measuring of EXT Waveform,
V
No Load
No External Components,
V
Apply 0.65V
Chip Enable
Same as V
D
www.diodes.com
IN
FB
= 2.4A
= Output Voltage +0.3V
= 0V,
3 of 8
OUT
CEH
CC
= 5V )
, Chip Disable
Conditions
(min.) to CE,
-0.3 ~ V
-0.3 ~ V
-20 ~ +125
-20 ~ +80
-0.3 ~ 18
Ratings
-0.3 ~ 7
-3 ~ 0.2
1200
CC
CC
+0.3
+0.3
Min.
1.20
0.65
240
2.5
3.0
2.4
80
15
-
-
-
-
-
Typ.
1.23
100
300
80
25
91
1
-
-
-
-
-
-
©
JANUARY 2007
AP1609
Max.
1.26
0.20
Diodes Incorporated
130
360
Ta = 25
17
35
6
-
-
-
-
-
-
Units
mW
o
o
V
V
V
V
A
C
C
Units
*V
*V
kHz
mΩ
o
µA
µA
%
%
%
V
V
V
A
C
CC
CC