
4
REV. 1.0.4 3/15/04
FAN2558/FAN2559
PRODUCT SPECIFICATIONS
Electrical Characteristics
V
IN
= V
IN
min (note 5) to 5.5V, V
are at 25°C.
Note:
3. Guaranteed ±1% output voltage accuracy parts are available on customer request.
4. Measured at constant junction temperature using low duty cycle pulse testing.
5. V
IN
min = 2.7V or (V
OUT
+ 1V), whichever is greater.
EN
= V
IN
, I
LOAD
= 100
μ
A, T
A
= -40°C to +85°C, unless otherwise noted. Typical values
Symbol
V
OUT
Parameter
Conditions
= 100
Min.
-2
Typ.
1
Max.
2
Units
%
Output Voltage Accuracy
(Note 3)
Output Voltage Range
(Adjustable)
Line Regulation
Load Regulation (Note 4)
Supply Current in Shutdown
Mode
Ground Pin Current (Note 4)
I
LOAD
μ
A
V
OUT(ADJ)
I
LOAD
= 100
μ
A
1
V
IN
V
V
V
OUT_LNR
V
IN
min < V
= 0.1mA to 150mA
V
EN
< 0.4V
PG = No Connection
= 0mA, V
= 150mA, V
V
OUT
= 0V
IN
< 5.5V
-0.3
0.3
4
%/V
%
μ
A
OUT_LDR
I
SD
I
LOAD
2.5
0.1
I
GND
I
LOAD
IN
= 5.5V
= 5.5V
90
110
350
150
150
150
500
μ
A
I
LOAD
IN
I
T
LIM
Current Limit
Thermal Shutdown
Temperature
Thermal Shutdown Hysteresis
Enable Input Low
Enable Input High
Enable Input Current
260
mA
°C
SD
10
°C
V
V
V
V
ENL
V
IN
V
= 5.5V, Shutdown
= 5.5V, Enabled
≤
0.4V, V
≥
1.6V, V
% of V
OUT
% of V
OUT
I
PG_SINK
= 100
Fault Condition
PG off, V
PG
0.4
ENH
I
E
IN
1.6
V
V
ENL
IN
= 5.5V
= 5.5V
0.01
0.01
μ
A
ENH
IN
V
PG
Low Threshold
High Threshold
PG Output Low Voltage
PG ON
PG OFF
89
%
%
V
97
0.1
V
PGL
μ
A,
0.02
I
PG
PG Leakage Current
=5.5V
0.01
μ
A
T
EN
Enable Response Time
C
OUT
= 1
μ
F
C
BYPASS
= 10nF
C
OUT
= 1
μ
F
C
BYPASS
= 10nF
V
ENL
≥
1.6V,
V
IN
= 0V to V
OUT
+ 1V
30
300
μ
S
T
ON
Power "ON" Delay Time
300
500
μ
S
D
PG
PG Delay time
Dropout Voltage
(For Adjustable Output
Version)
Feedback Voltage
(For Adjustable Output
Version)
1
5
mS
mV
V
DROP-OUT
V
OUT
> 2.7V and
I
LOAD
= 180mA
400
V
FB_ADJ
0.59
V