LTC4221CGN Ver la hoja de datos (PDF) - Linear Technology
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LTC4221CGN
Linear Technology
LTC4221CGN Datasheet PDF : 28 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC4221
VSENSE(FC) vs Temperature
102.0
101.5
VCC1 = 5V
VCC2 = 3.3V
101.0
100.5
100.0
99.5
99.0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4221 G07
VSENSE(SC) vs VCC1
25.6
25.4
VCC2 = VCC1
TA = 25°C
25.2
25.0
24.8
24.6
24.4
24.2
0 2 4 6 8 10 12 14 16
VCC1 (V)
4221 G08
VSENSE(SC) vs Temperature
26.0
VCC1 = 5V
25.8 VCC2 = 3.3V
25.6
25.4
25.2
25.0
24.8
24.6
24.4
– 50 – 25
0 25 50 75
TEMPERATURE (°C)
100 125
4221 G09
VSENSE(ACL) vs VFB
30
VCC1 = 5V
VCC2 = 3.3V
25 TA = 25°C
20
15
10
5
0
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7
VFB (V)
4221 G10
IGATE(UP) vs Temperature
–6
VCC2 = 1V
VGATE = 0V
–7
–8
–9
–10
–11
–12
–50
VCC1 = 2.7V
VCC1 = 5V
VCC1 = 13.5V
–25 0 25 50 75
TEMPERATURE (°C)
100 125
4221 G11
IGATE(FSTDN) vs Temperature
60
VCC2 = 1V
VGATE = 3.3V
50
VCC1 = 2.7V
VCC1 = 5V
VCC1 = 13.5V
40
30
20
10
0
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4221 G13
ΔVGATEn (VGATEn – VCC1) vs VCC1
15
VCC2 = VCC1 – 1.5V
14 TA = 25°C
13
ΔVGATE1
12
ΔVGATE2
11
10
9
8
7
6
0 2 4 6 8 10 12 14
VCC1 (V)
4221 G14
IGATE(DN) vs Temperature
104
VCC2 = 1V
103 VGATE = 3.3V
102
101
100
99
98
97
–50 –25
VCC1 = 2.7V
VCC1 = 5V
VCC1 = 13.5V
0 25 50 75 100 125
TEMPERATURE (°C)
4221 G12
ΔVGATE1 (VGATE1 – VCC1)
vs Temperature
18
VCC1 = 2.7V, VCC2 = 1V
16
VCC1 = 5V, VCC2 = 3.3V
VCC1 = 13.5V, VCC2 = 13.5V
14
12
10
8
6
4
–50 –25
0 25 50 75
TEMPERATURE (°C)
100 125
4221 G15
4221fa
5
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