LTC4253AIUF-ADJ Linear Technology, LTC4253AIUF-ADJ Datasheet - Page 6

• Manufacturer Part Number: LTC4253AIUF-ADJ
• Description: IC,Power Control/Management,CMOS,LLCC,20PIN,PLASTIC
• Manufacturer: Linear Technology

Specifications of LTC4253AIUF-ADJ

• Family Name: LTC4253A-ADJ
• Package Type: QFN EP
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Operating Temperature Classification: Industrial
• Product Depth (mm): 4mm
• Product Length (mm): 4mm
• Mounting: Surface Mount
• Pin Count: 20
• Lead Free Status / Rohs Status: Not Compliant

LTC4253A-ADJ
6
TYPICAL PERFOR A CE CHARACTERISTICS
1000
0.01
100
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
0.1
10
10
1
9
8
7
6
5
4
3
2
1
0
–1.5
–50
–50
V
I
I
vs Temperature
I IN = 2mA
UV/UVL/OV/OVL = 4V
V
SENSE
TMR
I
V
GATEH
IN
GATEH
TMR
–25
= 2mA
–25
–1
(Initial Cycle, Sourcing)
= 2V
= V
vs (V
vs Temperature
IN
0
0
–0.5
TEMPERATURE (°C)
TEMPERATURE (°C)
– V
V
SENSE
SENSE
GATE
25
25
0
– V
– V
I
UV/UVL/OV/OVL = 4V
TIMER = 0V
GATE = HIGH
T
50
IN
50
A
EE
= 2mA
= 25°C
EE
(V)
0.5
)
75
75
W
100
100
1
4253A G16
4253A G19
4253A G13
125
125
U
1.5
3.11
3.10
3.07
3.05
3.09
3.08
3.06
–20
–30
–10
–15
–25
180
240
230
220
210
200
190
170
160
–5
0
–50
–50
–50
UV Threshold vs Temperature
I
I
vs Temperature
SENSE
TMR
I IN = 2mA
I
I
UV/UVL/OV/OVL = 4V
TIMER = 0V
V
V
I
DRN
IN
IN
SENSE
GATE
–25
–25
= 2mA
–25
= 2mA
= 0µA
(Circuit Breaker, Sourcing)
= HIGH
vs Temperature
– V
EE
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
= 50mV
V
25
25
UVHI
25
AND V
50
50
50
UVLO
75
75
75
100
100
100
4253A G17
4253A G14
4253A G20
125
125
125
5.14
5.12
5.02
5.10
5.08
5.06
5.04
0.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
0.001
1
0
–50
–50
OV Threshold vs Temperature
TIMER Threshold vs Temperature
I
TMR
I
T
I
I
IN
IN
IN
A
= 25°C
= 2mA
–25
= 2mA
= 2mA
–25
vs I
0.01
DRN
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
V
V
V
I
OVHI
TMRH
TMRL
25
DRN
25
0.1
V
(mA)
OVLO
50
50
75
75
1
100
100
4253a-adjf
4253A G15
4253A G21
4253A G18
125
125
10