AS1339
Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
V
IN1A
= V
IN1B
= V
IN2
= V
PA_EN
= V
EN1
= V
EN2
= 3.6V, T
A
= -40ºC to +85ºC. Typical values are at T
A
=+25ºC, (unless
otherwise specified), for external components refer to
Table 3. Electrical Characteristics
Symbol
Input Supply
I
SHDN
I
Q
Shutdown Supply Current
DC-DC No-Load Supply
Current
Load Current
Output Voltage Range
V
OUT
Output Voltage
PWM Mode
V
REFIN
= 0.32V,
V
IN
= 3.9V
V
REFIN
= 0.84V,
V
IN
= 3.9V
V
REFIN
= 1.36V,
V
IN
= 3.9V
0.8
0.75
2.05
1
Parameter
Input Voltage Range
Condition
Min
2.7
Typ
Max
5.5
Unit
V
PA_EN
= V
EN1
= V
EN2
= 0V
0.1
4.5
1
6
I
LOAD
hn
ic a
al m
co s
A
nt G
en
ts
til
2.1
2.15
3.319
3.4
Thermal Shutdown
T
A
rising, 10ºC typical hysteresis
+140
PA_EN, EN1, EN2, Logic-
Input High Voltage
2.7V
≤
V
IN
≤
5.5V
2.7V
≤
V
IN
≤
5.5V
V
IL
= 0V
1.4
PA_EN, EN1, EN2, Logic-
Input Low Voltage
Logic-Input Current
(PA_EN, EN1, EN2)
0.5
+1
75
-1
V
IH
=
V
IN
= 5.5V
50
REFIN Operating
Common-Mode Range
0.32
1.5
REFIN gain V
OUT
/V
REFIN
2
Thermal Protection
Logic Control
REFIN
V
REFIN
= 0.32V
2.35
2.44
-1
V
REFIN
= 0.84V, 1.36V
REFIN Current
V
REFIN
=
V
IN
= 5.5V
LX
R
DSONP
Pin-Pin Resistance for PFET
I
SW
= 200mA; T
A
= +25°C
I
SW
= 200mA
R
DSONN
Pin-Pin Resistance for NFET
I
SW
= -200mA; T
A
= +25°C
I
SW
= -200mA
Te
c
PFET Leakage Current
V
IN
= 5.5V, V
LX
= 0V
V
IN
= V
LX
= 5.5V
V
LX
= 0V
NFET Leakage Current
PFET Peak Current Limit
Revision 1.05
lv
650
mA
V
V
V
V
ºC
3.85
0.8
0.85
3.481
V
V
µA
µA
V
V/V
V/V
µA
2.50
2.65
+1
2.50
2.56
110
200
230
485
3
3
mΩ
mΩ
µA
µA
mA
230
0.1
0.1
1100
415
5 - 25
DCDC Output Voltage
al
mA
V
EN1
= V
EN2
= 0V, I
LOAD(DCDC)
= 0mA,
switching,
V
IN
= 4.5V, V
OUT
= 3.4V
id
µA
V
IN
V
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