FAN21SV04 Fairchild Semiconductor, FAN21SV04 Datasheet - Page 6

• Manufacturer Part Number: FAN21SV04
• Description: This part is covered in Fairchild's href="http://www
• Manufacturer: Fairchild Semiconductor

© 2009 Fairchild Semiconductor Corporation
FAN21SV04 • Rev. 1.0.2
Protection and Shutdown
Electrical Characteristics
Recommended operating conditions using the circuit shown in Figure 1 with V
Note:
3.
Control Functions
EN Threshold, Rising
EN Hysteresis
EN Pull-Up Resistance
EN Discharge Current
FB OK Drive Resistance
PGOOD Low Threshold
PGOOD Low Voltage
PGOOD Leakage Current
Current Limit
I
Over-Temperature Shutdown
Over-Temperature Hysteresis
Over-Voltage Threshold
Under-Voltage Shutdown
Fault-Discharge Threshold
Fault-Discharge Hysteresis
LIM
Current
Delay times are not tested in production. Guaranteed by design.
Parameter
VIN_Reg >6.5V
Auto-Restart Mode, VIN_Reg>6.5V
FB < V
FB > V
I
V
R
R
Cycles
VIN_Reg > 6.5V, T
Internal Temperature
2 Consecutive Clock Cycles
16 Consecutive Clock Cycles
Measured at FB pin
Measured at FB pin (V
OUT
PGOOD
ILIM
RAMP
(Continued)
< 2mA
open, f
=200k16 Consecutive Clock
(3)
REF
REF
=5V
, 2 Consecutive Clock Cycles
, 2 Consecutive Clock Cycles
SW
=500KHz, V
Conditions
A
=25°C
FB
~500mV)
6
OUT
(3)
(3)
=1.8V,
(3)
(3)
IN
, V
-14.0
Min.
+7.0
IN_Reg
110
5.5
-11
68
=12V, unless otherwise noted.
+10.0
Typ.
-11.0
+155
1.35
+30
250
800
800
115
250
250
-10
0.2
6.5
73
1
Max.
+13.5
1000
2.00
-8.0
120
0.4
1.0
7.5
78
-9
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%V
%V
%V
Units
mV
mV
mV
K
K
µA
µA
µA
°C
°C
V
V
A
REF
OUT
OUT