参数资料
型号: LTC6992IDCB6-4#TRPBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, PDSO6
封装: 2 X 3 MM, LEAD FREE, PLASTIC, MO-229TBD, DFN-6
文件页数: 2/32页
文件大小: 322K
代理商: LTC6992IDCB6-4#TRPBF
LTC6992-1/LTC6992-2/
LTC6992-3/LTC6992-4
10
69921234p
TYPICAL PERFORMANCE CHARACTERISTICS
Linearity Near 0% Duty Cycle
Linearity Near 5% Duty Cycle
Linearity Near 31% Duty Cycle
Duty Cycle Drift vs Supply
NDIV > 1 Duty Cycle Drift
vs Supply
Linearity Near 100% Duty Cycle
Linearity Near 95% Duty Cycle
Linearity Near 67% Duty Cycle
Supply Current vs VMOD
VMOD/VSET (V/V)
88
95
99
98
97
96
100
0.836
0.804
0.9
94
93
92
91
90
89
0.868
6992 G35
DUTY
CYCLE
(%)
DIVCODE = 4
LTC6992-1/LTC6992-4
3 PARTS
VMOD/VSET (V/V)
88
95
99
98
97
96
100
0.836
0.804
0.9
94
93
92
91
90
89
0.868
6992 G36
DUTY
CYCLE
(%)
DIVCODE = 4
LTC6992-2/LTC6992-3
3 PARTS
VMOD/VSET (V/V)
62
67
71
70
69
68
72
0.612
0.628
0.644
0.596
0.676
66
65
64
63
0.66
6992 G37
DUTY
CYCLE
(%)
DIVCODE = 4
3 PARTS
VMOD/VSET (V/V)
0
7
11
10
9
8
12
0.116
0.148
0.084
0.18
6
5
4
3
2
1
6992 G38
DUTY
CYCLE
(%)
DIVCODE = 4
LTC6992-1/LTC6992-3
3 PARTS
VMOD/VSET (V/V)
0
7
11
10
9
8
12
0.116
0.148
0.084
0.18
6
5
4
3
2
1
6992 G39
DUTY
CYCLE
(%)
DIVCODE = 4
LTC6992-2/LTC6992-4
3 PARTS
VMOD/VSET (V/V)
26
31
35
34
33
32
36
0.324
0.34
0.356
0.372
0.308
0.388
30
29
28
27
6992 G40
DUTY
CYCLE
(%)
DIVCODE = 4
3 PARTS
SUPPLY (V)
–0.5
0
0.4
0.3
0.2
0.1
0.5
345
2
6
–0.1
–0.2
–0.3
–0.4
6992 G41
DRIFT
(%)
DIVCODE = 0
VMOD/VSET = 0.5
VMOD/VSET = 0.2
VMOD/VSET = 0.8
5% CLAMP
95% CLAMP
REFERENCED TO V+ = 4V
SUPPLY (V)
–0.5
0
0.4
0.3
0.2
0.1
0.5
345
2
6
–0.1
–0.2
–0.3
–0.4
6992 G42
DRIFT
(%)
DIVCODE = 4
REFERENCED TO V+ = 4V
VMOD/VSET = 0.5
VMOD/VSET = 0.2
VMOD/VSET = 0.8
5% CLAMP
95% CLAMP
V+ = 3.3V, RSET = 200k, and TA = 25°C, unless
otherwise noted.
VMOD (V)
0
250
350
300
400
0.4
0.2
0.6
0.8
0
1
200
150
100
50
6992 G43
POWER
SUPPLY
CURRENT
(μA)
LTC6992-2
RSET = 50k, ÷1
RSET = 50k, ÷16
RSET = 100k, ÷4
RSET = 800k, ÷1
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