LTC4221CGN Linear Technology, LTC4221CGN Datasheet - Page 2

• Manufacturer Part Number: LTC4221CGN
• Description: IC CTRLR HOTSWAP DUAL 16SSOP
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC4221CGN

• Applications: General Purpose
• Internal Switch(s): No
• Voltage - Supply: 1 V ~ 13.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS
ABSOLUTE
LTC4221
(Note 1)
Supply Voltage (V
SENSE n Pins ............................ – 0.3V to (V
FB, ON Pins .............................. – 0.3V to (V
TIMER Pin .................................................. – 0.3V to 2V
GATE Pins (Note 3) ................................... – 0.3V to 21V
PWRGD, FAULT, FILTER Pins ................... – 0.3V to 17V
Operating Temperature Range
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
LEAD FREE FINISH
LTC4221CGN#PBF
LTC4221IGN#PBF
LEAD BASED FINISH
LTC4221CGN
LTC4221IGN
Consult LTC Marketing for parts specified with wider operating temperature ranges.
For more information on lead free part marking, go to:
For more information on tape and reel specifications, go to:
temperature range, otherwise specifications are at T
SYMBOL
V
V
I
I
V
ΔV
V
ΔV
I
I
V
V
V
2
CC1
CC2
SENSE1(IN)
SENSE2(IN)
CC1
CC2
CC1(UVL)
CC2(UVL)
SENSE(FC)
SENSE(SC)
SENSE(ACL)
CC1(HYST)
CC2(HYST)
LTC4221C ............................................... 0°C to 70°C
LTC4221I ............................................ – 40°C to 85°C
U
PARAMETER
Supply Voltage Channel 1
Supply Voltage Channel 2
V
V
Undervoltage Lockout for Channel 1
Undervoltage Lockout Hysteresis
Undervoltage Lockout for Channel 2
Undervoltage Lockout Hysteresis
SENSE1 Pin Input Current
SENSE2 Pin Input Current
SENSE n Threshold Voltage
SENSE n Threshold Voltage
SENSE n Voltage at Active
Current Limit
CC1
CC2
CC n
W
MAXIMUM
Supply Current
Supply Current
) ............................................ 17V
W
TAPE AND REEL
LTC4221CGN#TRPBF
LTC4221IGN#TRPBF
TAPE AND REEL
LTC4221CGN#TR
LTC4221IGN#TR
W W
U
RATINGS
U
CC n
CC1
A
http://www.linear.com/leadfree/
CONDITIONS
V
ON1, ON2 = 2V
ON1, ON2 = 2V
V
V
0V ≤ V
V
V
Channel n Fast Comparator Threshold
Channel n Slow Comparator Threshold
V
V
= 25°C. V
CC2
CC1
CC2
SENSE2
SENSE2
FB n
FB n
+ 0.3V)
+ 0.3V)
PART MARKING
4221
4221I
PART MARKING
4221
4221I
= 0
= 0.65V
≤ V
Rising
Rising
http://www.linear.com/tapeandreel/
The
SENSE1
= V
= 0V
CC1
●
CC2
CC1
indicates specifications which apply over the full operating
≤ V
= 5V, V
CC1
PI CO FIGURATIO
U
CC2
= 3.3V, unless otherwise noted.
PACKAGE DESCRIPTION
16-Lead Plastic SSOP
16-Lead Plastic SSOP
PACKAGE DESCRIPTION
16-Lead Plastic SSOP
16-Lead Plastic SSOP
U
PWRGD1
SENSE1
FILTER
GATE1
FAULT
V
ON1
FB1
CC1
T
JMAX
●
●
●
●
●
●
●
●
●
●
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
= 125°C, θ
GN PACKAGE
MIN
0.65
22.5
20.5
17.5
TOP VIEW
2.7
2.1
85
1
4
JA
= 130°C/W
U
16
15
14
13
12
11
10
±0.03
9
1000
0.05
±0.2
TYP
110
100
2.2
2.5
0.8
25
25
25
25
TEMPERATURE RANGE
TEMPERATURE RANGE
0°C to 70°C
9
0°C to 70°C
–40°C to 85°C
–40°C to 85°C
ON2
V
SENSE2
GATE2
FB2
PWRGD2
GND
TIMER
CC2
2.675
0.975
MAX
13.5
13.5
0.15
27.5
29.5
32.5
115
±5
±5
16
3
UNITS
4221fa
mA
mV
mA
mV
mV
mV
mV
mV
mV
μA
μA
μA
V
V
V
V