ap3406kt-adjtrg1 BCD Semiconductor Manufacturing Limited, ap3406kt-adjtrg1 Datasheet - Page 5

• Manufacturer Part Number: ap3406kt-adjtrg1
• Description: 1.1mhz, 650ma Synchronous Dc-dc Buck Converter
• Manufacturer: BCD Semiconductor Manufacturing Limited

Electrical Characteristics
V
operating temperature range from -40 to 85ºC.
Jun. 2008 Rev. 1. 0
1.1MHz, 650mA SYNCHRONOUS DC-DC BUCK CONVERTER
Parameters
Supply Current
Shutdown Supply Current
Under
Threshold
Under
Hysteresis
Feedback Bias Current
Feedback Voltage
Maximum Output Current
Switch Current Limit
Oscillator Frequency
EN Pin Threshold
EN Pin Input Leakage
Current
Internal
Resistance
Internal
Resistance
Maximum Duty Cycle
Soft-start Time
Thermal Shutdown
Threshold
Thermal Shutdown
Hysteresis
IN
=V
EN
=3.6V, T
Voltage
Voltage
NFET
PFET
A
=25
Lockout
Lockout
℃
, unless otherwise specified. Specifications with boldface type apply over full
On
On
I
Symbol
OUT (MAX)
V
R
R
V
T
D
I
V
V
T
f
HUVLO
V
I
DSONN
SHDN
DSONP
T
I
I
UVLO
OTSD
OSC
LIM
I
I
MAX
HYS
ENH
CC
FB
ENL
H
SS
FB
L
V
V
Rising edge
V
I
V
V
V
V
V
V
V
V
V
I
I
V
V
I
OUT
SW
SW
OUT
FB
EN
FB
IN
OUT
IN
OUT
IN
OUT
FB
EN
EN
FB
EN
=100mA
=-100mA
Conditions
=2.5V,
=3.6V,
=4.6V,
=0.55V
=0.65V
=0.55V
=0.55V
=0V, V
=3.6V
=0V
=0V to V
=100mA
＝50mA
=0.9V
=1.2V
=3.3V
5
IN
=5.5V
IN
0.588/
0.582
Min
2.10
0.85
650
650
650
-0.1
-0.1
-50
0.8
1.5
BCD Semiconductor Manufacturing Limited
Preliminary Datasheet
0.600
Typ
0.01
2.27
1.15
0.44
0.29
400
200
100
220
160
0.5
1.1
30
0.612/
Max
0.618
2.45
600
1.4
0.6
0.1
0.1
50
1
AP3406
Unit
MHz
mV
mA
µA
µA
µA
µA
nA
µs
ºC
ºC
%
V
V
A
V
Ω
Ω