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LTC1874 датащи(PDF) 3 Page - Linear Technology

номер детали LTC1874
подробное описание детали  Dual Constant Frequency Current Mode Step-Down DC/DC Controller
PDF  12 Pages
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производитель  LINER [Linear Technology]
домашняя страница  http://www.linear.com
Logo LINER - Linear Technology

LTC1874 датащи(HTML) 3 Page - Linear Technology

  LTC1874 Datasheet HTML 1Page - Linear Technology LTC1874 Datasheet HTML 2Page - Linear Technology LTC1874 Datasheet HTML 3Page - Linear Technology LTC1874 Datasheet HTML 4Page - Linear Technology LTC1874 Datasheet HTML 5Page - Linear Technology LTC1874 Datasheet HTML 6Page - Linear Technology LTC1874 Datasheet HTML 7Page - Linear Technology LTC1874 Datasheet HTML 8Page - Linear Technology LTC1874 Datasheet HTML 9Page - Linear Technology Next Button
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LTC1874
TYPICAL PERFORMANCE CHARACTERISTICS
Reference Voltage
vs Temperature
Undervoltage Lockout Trip
Voltage vs Temperature
Shutdown Threshold
vs Temperature
Maximum (VIN – SENSE
–) Voltage
vs Duty Cycle
Normalized Oscillator Frequency
vs Temperature
TEMPERATURE (
°C)
–55
775
780
790
795
800
825
810
–15
25
45
125
1874 G01
785
815
820
805
–35
5
65
85 105
VIN = 4.2V
TEMPERATURE (
°C)
–55
–10
–8
–4
–2
0
10
4
–15
25
45
125
1874 G02
–6
6
8
2
–35
5
65
85 105
VIN = 4.2V
TEMPERATURE (
°C)
–55
1.84
1.88
1.96
2.00
2.04
2.24
2.12
–15
25
45
125
1874 G03
1.92
2.16
2.20
2.08
–35
5
65
85 105
VIN FALLING
DUTY CYCLE (%)
20
30
100
1874 G04
40
50
60
70
80
90
130
120
110
100
90
80
70
60
50
VIN = 4.2V
TA = 25°C
TEMPERATURE (
°C)
–55
200
240
320
360
400
600
480
–15
25
45
125
1874 G05
280
520
560
440
–35
5
65
85 105
VIN = 4.2V



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