FAN5019
PRODUCT SPECIFICATION
Electrical Specifications (continued)
(VCC = 12V, TA = 0°C to +85°C and FBRTN=GND, using circuit in Figure 1, unless otherwise noted.)
The • denotes specifications which apply over the full operating temperature range.
Parameter
Symbol
Conditions
Min. Typ. Max. Units
DC Gain
77
dB
Input Common Mode
Range
CSSUM and CSREF
•0
3
V
Positioning Accuracy
∆VFB
COMP = FB, Test Circuit 2
• -84 -80 -76 mV
Output Voltage Range
ICSCOMP = ±100µA
• 0.1
3.3
V
Output Current
IO(CSA)
FB forced to VOUT – 3% Source/Sink
300 375
µA
Current Balance Circuit
Input Operating Range
VSW(X)CM
• -600
+200 mV
Input Resistance
RSW(X)
SW(X) = 0V
• 20 30 40 kΩ
Input Current
ISW(X)
SW(X) = 0V
•4
7 10 µA
Input Current Matching
∆ISW(X)
SW(X) = 0V
• -5
+5
%
Current Limit Comparator
ILIMIT Output Voltage
Normal Mode
In Shutdown
VILIMIT(NM)
VILIMIT(SD)
RILIMIT = 250kΩ
IILIMIT = -100µA
• 2.9 3 3.1
V
•
400 mV
Output Current, Normal
Mode
IILIMIT(NM)
RILIMIT = 250kΩ
12
µA
Maximum Output Current
VIILIMIT = 3V
• 60
µA
Current Limit Threshold VCL
Voltage
VCSREF–VCSCOMP, RILIMIT = 250kΩ
• 105 125 150 mV
Current Limit Setting Ratio
VCL/IILIMIT
10.4
mV/µA
Latch-off Delay Threshold VDELAY
In Current Limit
• 1.7 1.8 1.9
V
Latch-off Delay Time
tDELAY
RDELAY = 250kΩ, CDELAY = 4.7nF
600
µs
Soft Start
Output Current,
Soft start Mode
IDELAY(SS)
During Start-up, DELAY < 2.8V
• 15 20 25 µA
Soft Start Delay Time
TDELAY(SS)
RDELAY = 250kΩ, CDELAY = 4.7nF,
VID = 011111 (1.475V)
400
µs
Enable Input
Input Low Voltage
VIL(EN)
•
0.4
V
Input High Voltage
VIH(EN)
• 0.8
V
Input Current, EN Low
IIL(EN)
EN = 0V
• -1
1
µA
Input Current, EN High
IIH(EN)
EN = 1.25V
•
10 25 µA
Power Good Comparator
Under voltage Threshold VPWRGD(UV) Relative to DAC Output
• -325 -250 -200 mV
Over voltage Threshold
VPWRGD(OV) Relative to DAC Output
• 90 150 200 mV
Output Low Voltage
VOL(PWRGD) IPWRGD(SINK) = 4mA
•
225 400 mV
Notes:
1. All limits at operating temperature extremes are guaranteed by design, characterization and statistical quality control
2. Guaranteed by design – NOT tested in production.
6
REV. 1.0.7 1/5/04