參數(shù)資料
型號: LTC4219IDHC-12#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
封裝: 5 X 3 MM, LEAD FREE, PLASTIC, MO-229WJED-1, DFN-16
文件頁數(shù): 14/18頁
文件大?。?/td> 195K
代理商: LTC4219IDHC-12#TRPBF
LTC4219
5
4219fb
IDD vs VDD
INTVCC Load Regulation
EN1, EN2 Low Threshold
vs Temperature
VDD (V)
0
1.0
I DD
(mA)
1.2
1.4
1.6
1.8
2.0
5
101520
4219 G01
25
30
–40°C
25°C
85°C
ILOAD (mA)
0
0.5
1.5
1.0
INT
V
CC
(V)
3.5
2.0
2.5
3.0
4219 G02
–14
–12
–10
–8
–6
–4
–2
VDD = 5V
VDD = 3.3V
TEMPERATURE (°C)
–50
UV
LOW-HIGH
THRESHOLD
(V)
1.234
1.232
1.230
1.228
1.226
–25
0
25
4219 G03
50
75
100
TYPICAL PERFORMANCE CHARACTERISTICS T
A = 25°C, VDD = 12V unless otherwise noted.
EN1, EN2 Hysteresis
vs Temperature
Timer Pull-Up Current
vs Temperature
Current Limit Delay
(tPHL(ILIM) vs Overdrive)
Current Limit Threshold Foldback,
LTC4219-5
Current Limit Adjustment
(IOUT vs RSET)
TEMPERATURE (°C)
–50
UV
HYSTERESIS
(V)
0.10
0.08
0.06
0.04
–25
0
25
4219 G04
50
75
100
TEMPERATURE (°C)
–50
TIMER
PULL-UP
CURRENT
(μA)
–110
–105
–100
–95
–90
–25
0
25
4219 G05
50
75
100
OUTPUT CURRENT (A)
0
CURRENT
PROPAGATION
DELAY
(μs)
1000
100
10
1
0.1
10
4219 G06
20
30
VOUT (V)
0
CURRENT
LIMIT
VALUE
(A)
6
5
4
3
2
1
0
1234
4219 G07
5
RSET (Ω)
1k
CURRENT
LIMIT
THRESHOLD
VALUE
(A)
6
5
4
3
2
1
0
10k
100k
4219 G09
1M
10M
Current Limit Threshold Foldback,
LTC4219-12
VOUT (V)
0
CURRENT
LIMIT
VALUE
(A)
6
5
4
3
2
1
0
369
4219 G08
12
相關(guān)PDF資料
PDF描述
LTC4219IDHC-5#PBF 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC4219CDHC-5#PBF 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC4224CMS-1#PBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC4224CDDB-2#PBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC4224IDDB-2#PBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
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