LTC4253AIGN#TR Linear Technology, LTC4253AIGN#TR Datasheet - Page 2

• Manufacturer Part Number: LTC4253AIGN#TR
• Description: MS-Hot Swap/High Voltage, Neg. 48V Hot Swap With 1% UV, Sequencer
• Manufacturer: Linear Technology

Specifications of LTC4253AIGN#TR

• Family Name: LTC4253A
• Package Type: SSOP N
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 3.99mm
• Product Height (mm): 1.5mm
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / Rohs Status: Not Compliant

ABSOLUTE AXI U RATI GS
LTC4253/LTC4253A
(Note 1), All voltages referred to V
Current into V
Current into DRAIN (100µs Pulse) ........................ 20mA
V
Input/Output (Except SENSE
and DRAIN) Voltage ...................................– 0.3V to 16V
SENSE Voltage ..........................................– 0.6V to 16V
Current Out of SENSE (20µs Pulse) .................. – 200mA
Maximum Junction Temperature .......................... 125°C
Operating Temperature Range
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
temperature range, otherwise specifications are at T
SYMBOL
V
R
I
V
V
V
V
V
I
I
V
V
V
V
V
I
2
ELECTRICAL CHARACTERISTICS
V
IN
RESET
EN
SS
Z
LKO
LKH
IH
IL
HYST
CB
ACL
ACL
FCL
SS
Z
IN
CB
LTC4253C/LTC4253AC ............................ 0°C to 70°C
LTC4253I/LTC4253AI ......................... – 40°C to 85°C
, DRAIN Minimum Voltage............................... – 0.3V
PARAMETER
V
V
V
V
V
TTL Input High Voltage
TTL Input Low Voltage
TTL Input Buffer Hysteresis
RESET Input Current
EN2, EN3 Input Current
Circuit Breaker Current Limit Voltage
Analog Current Limit Voltage
Analog Current Limit Voltage
Circuit Breaker Current Limit Voltage
Fast Current Limit Voltage
SS Voltage
SS Pin Current
IN
IN
IN
IN
IN
Undervoltage Lockout
Undervoltage Lockout Hysteresis
– V
– V
Supply Current
IN
EE
EE
(100µs Pulse) ........................... 100mA
W
Zener Voltage
Zener Dynamic Impedance
W W
EE
CONDITIONS
I
I
UV = OV = 4V, V
Coming Out of UVLO (Rising V
V
V
V
V
V
V
V
After End of SS Timing Cycle
UV = OV = 4V, V
V
UV = OV = 0V, V
V
IN
IN
EE
EN
EN
CB
ACL
ACL
FCL
SS
SS
= 2mA
= (2mA to 30mA)
≤ V
= 4V
= 0V
= (V
= 0V (Sourcing)
= 1V (Sinking)
U
= (V
= (V
= (V
A
RESET
SENSE
= 25°C. (Note 2)
SENSE
SENSE
SENSE
≤ V
The
– V
– V
– V
– V
IN
SENSE
SENSE
IN
EE
= (V
EE
●
EE
EE
)
)
), SS = Open or 2.2V
), SS = Open or 1.4V
denotes the specifications which apply over the full operating
= V
= V
Z
– 0.3V)
EE,
EE,
PACKAGE/ORDER I FOR ATIO
Consult LTC Marketing for parts specified with wider operating temperature ranges.
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking:
IN
PWRGD2
PWRGD1
)
RESET
SENSE
EN2
V
V
SS
EE
IN
T
JMAX
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
= 125°C, θ
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
GN PACKAGE
TOP VIEW
11.5
MIN TYP MAX
150
0.5
60
40
80
12
2
2
http://www.linear.com/leadfree/
JA
= 130°C/W
LTC4253
±0.1 ±10
±0.1 ±10
600
120
100
200
0.8
9.2
2.2
50
22
28
13
5
1
16
15
14
13
12
11
10
9
PWRGD3
EN3
SQTIMER
TIMER
UV
OV
DRAIN
GATE
14.5
11.5
180
120
300
1.5
0.8
2.4
60
32
2
U
MIN
11.5
0.25
1.05 1.20 1.38
1.25
150
60
45
16
2
LTC4253A
LTC4253CGN
LTC4253IGN
LTC4253ACGN
LTC4253AIGN
ORDER PART
±0.1 ±10
±0.1 ±10
TYP MAX
600
120
200
1.1
0.5
1.4
13
50
28
28
5
9
W
MARKING
NUMBER
GN PART
4253
4253I
4253A
4253AI
14.5
0.75
1.55
180
300
0.8
10
55
40
2
425353afc
UNITS
U
V/V
mA
mV
mV
mV
mV
mA
µA
µA
µA
µA
Ω
V
V
V
V
V
V