LTC1643AL-1IGN#PBF Linear Technology, LTC1643AL-1IGN#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC1643AL-1IGN#PBF
• Description: IC CTRLR HOTSWAP PCI BUS 16SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC1643AL-1IGN#PBF

• Applications: CompactPCI™
• Internal Switch(s): No
• Voltage - Supply: 3.3V, 5V, ±12V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC
The
V
SYMBOL
V
V
V
R
I
V
TYPICAL PERFORMANCE CHARACTERISTICS
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
V
I
TIMER
TH
IH
OL
IN
TIMER
12VIN
DIS
IL
11
10
●
9
8
7
6
5
4
3
2
1
0
0
ELECTRICAL CHARACTERISTICS
denotes specifications which apply over the full operating temperature range, otherwise specifications are T A = 25°C.
3.3V and 5V Current
Foldback Profile
= 12V, V
3V
OUT
PARAMETER
Power-Good Threshold Voltage
Input Low Voltage
Input High Voltage
Output Low Voltage
ON/ON Pin Input Current
5V
3V
5V
3V
5V
3V
5V
3V
12V
V
TIMER Pin Current
TIMER Threshold Voltage
EEOUT
1
SENSE
SENSE
IN
IN
OUT
OUT
OUT
OUT
OUT
EEIN
OUTPUT VOLTAGE (V)
Input Current
Input Current
5V
Input Current
Input Current
Discharge Impedance
Discharge Impedance
OUT
Discharge Impedance
Discharge Impedance
Input Current
Input Current
= – 12V, V
2
R
3
SENSE
3VIN
W
= 0.005Ω
4
= 3.3V, V
1643A G01
U
5
CONDITIONS
V
V
ON/ON, FAULT
ON/ON, FAULT
FAULT, PWRGD, I = 3mA
ON/ON = GND
ON/ON= 12V
5V
3V
5V
3V
5V
3V
ON = GND or ON = 3V
ON = GND or ON = 3V
ON = GND or ON = 3V
ON = GND or ON = 3V
Timer On, V
Timer Off, V
(V
3VOUT
5VOUT
5VIN
12VIN
SENSE
SENSE
IN
IN
OUT
OUT
= 5V
= 3V
= 5V (Note 2)
= 5V, ON = 3V, ON = GND
= 3.3V, ON = 3V, ON = GND
– V
= 5V
= 3V
1.0
0.5
0
TIMER
TIMER
TIMER
0
12V Current Foldback Profile
IN
)
= GND
= 5V
2
OUTPUT VOLTAGE (V)
4
6
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.
– 40°C ≤ T
– 40°C ≤ T
8
0°C ≤ T
0°C ≤ T
10
LTC1643AL-1/LTC1643AH
1643A G02
A
A
A
A
≤ 70°C
≤ 85°C
≤ 70°C
≤ 85°C
12
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
1.0
0.5
0
– 12V Current Foldback Profile
0
2.75
MIN
– 15
2.8
4.5
4.4
0.5
2
–2
OUTPUT VOLTAGE (V)
± 0.08
± 0.08
1600
4.65
4.65
TYP
460
320
240
220
100
450
– 22
–4
2.9
2.9
0.9
50
50
70
45
LTC1643AL
–6
MAX
4.75
4.75
±10
±10
– 27
100
100
700
600
500
500
3.0
3.0
0.8
0.4
1.3
–8
–10
1643A G03
UNITS
1643afb
3
mA
–12
µA
µA
µA
µA
µA
µA
µA
µA
µA
Ω
Ω
Ω
Ω
V
V
V
V
V
V
V
V