LTC4241IGN#PBF Linear Technology, LTC4241IGN#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC4241IGN#PBF
• Description: IC CTRLR HOTSWAP 3.3V AUX 20SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4241IGN#PBF

• Applications: PCI, PCI-X
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 5V, ±12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP (0.154", 3.91mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
V
SYMBOL
V
I
I
T
V
V
V
V
V
I
R
I
V
V
I
Note 1: Absolute Maximum Ratings are those values beyond which the life
of a device may be impaired.
Note 2 : All currents into device pins are positive; all currents out of device
pins are negative. All voltages are referenced to ground unless otherwise
specified.
CL(12)
CL(VEE)
IN
TIMER
AUXGATE
TS
DROP
PG(TH)
PGH
IL
IH
OL
TIMER
AUXCB
AUXIN
V
DIS
V
GATE
AUXGATE
= 3.3V. (Note 2)
PARAMETER
External Gate Voltage
Internal Switch Voltage Drop
Current Limit
Current Limit
Thermal Shutdown Temperature
Power Good Threshold Voltage
Power Good Hysteresis
Input Low Voltage
Input High Voltage
Output Low Voltage
AUXON Pin Input Current
ON Pin Input Current
5V
3V
5V
3V
5V
3V
5V
3V
12V
V
TIMER Pin Current
TIMER Threshold Voltage
(V
Circuit Breaker Trip Voltage
(V
AUXGATE Gate Output Current
External AUXGATE Gate Voltage
EEOUT
12VIN
AUXIN
SENSE
SENSE
IN
IN
OUT
OUT
OUT
OUT
OUT
Input Current
Input Current
Input Current
Input Current
Discharge Impedance
Discharge Impedance
Discharge Impedance
– V
Discharge Impedance
– V
Input Current
Input Current
TIMER
AUXSENSE
)
)
CONDITIONS
(V
(V
(V
12V
12V
V
V
V
V
V
V
3V
5V
12V
ON, AUXON
ON, AUXON
FAULT, PWRGD , I
AUXON = GND
AUXON = V
ON = GND
ON = V
5V
3V
5V
3V
5V
3V
ON = GND
ON = GND
ON = GND
ON = GND
Timer On, V
Timer Off, V
AUXON High, FAULT High, V
AUXON Low, FAULT High, V
AUXON High, FAULT Low, V
(V
EEIN
EEIN
12VOUT
VEEOUT
3VOUT
5VOUT
12VIN
12VIN
EEOUT
AUXGATE
OUT
OUT
SENSE
SENSE
IN
IN
OUT
OUT
A
IN
IN
OUT
= 5V
= 3V
= 25 C. V
= –12V, V
= –12V, V
= 12V, 12V
= 12V, 12V
= 5V, ON = V
= 3V, ON = V
12VIN
, V
– V
– V
– V
Rising
Rising
= 5V
= 3V
Rising
Falling
EEOUT
– V
GATE
12VOUT
AUXIN
VEEIN
TIMER
TIMER
AUXIN
)
EEOUT
EEOUT
12VIN
), I
The
OUT
OUT
), I
= GND,
= 5V,
OL
), V
VEEIN
12VIN
12VIN
12VOUT
= 0V, TIMER = GND
= 11V, TIMER = GND
= 3mA
= 0V, TIMER = GND
= –11V, TIMER = GND
= 12V, V
AUXIN
Note 3 : An internal zener on the AUXGATE pin clamps the charge pump
voltage to a typical maximum operating voltage of 12V. External overdrive
of the AUXGATE pin beyond the internal zener voltage may damage the
device.
denotes the specifications which apply over the full operating
= 100mA
= 500mA
AUXGATE
AUXGATE
AUXGATE
= 3.3V
VEEIN
= 5V
= 10V
= GND
= –12V, V
3VIN
= 3.3V, V
–10.2
–525
5VIN
10.8
MIN
–50
–15
250
2.8
4.5
0.5
50
40
–6
2
5
= 5V,
–10.5
–300
–850
1600
11.1
4.65
TYP
100
200
120
200
450
150
580
310
260
150
450
–22
–10
200
2.9
0.9
0.08
0.08
0.08
0.08
LTC4241
20
30
50
50
50
60
50
45
50
50
8
–1500
–10.8
–575
MAX
11.4
4.78
–14
200
600
250
425
750
100
100
900
550
500
350
–27
3.0
0.8
0.4
1.3
60
11
10
10
10
10
sn4241 4241f
UNITS
3
mV
mV
mV
mA
mA
mA
mA
mV
mV
mV
mA
mV
mA
C
V
V
V
V
V
V
V
A
A
A
A
A
A
A
A
A
A
A
V
A
A
V