參數(shù)資料
型號: LTC4253ACGN#TRPBF
廠商: Linear Technology
文件頁數(shù): 27/34頁
文件大?。?/td> 383K
描述: IC HOT SWAP CONTRLR -48V 16-SSOP
標(biāo)準(zhǔn)包裝: 2,500
類型: 熱交換控制器
應(yīng)用: 通用
內(nèi)部開關(guān):
電源電壓: 8.2 V ~ 14.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 帶卷 (TR)
LTC4253/LTC4253A
27
425353aff
For more information www.linear.com/4253
APPLICATIONS INFORMATION
V
ACL
V
CB
V
IN
  V
GATEH
OV
TIMER
GATE
SENSE
SS
1
2  34
5    6 7 8  9
GATE
START-UP
4253 F11
OV DROPS BELOW V
OVLO
 (V
OV
 V
OVHST
 FOR THE LTC4253A), CHECK GATE < V
GATEL
, SENSE < V
CB
 AND SS < 20 " V
OS
OV OVERSHOOTS V
OVHI
 (V
OV
 FOR THE LTC4253A). GATE AND SS ARE PULLED DOWN, PWRGD SIGNALS AND TIMER ARE UNAFFECTED
V
OVHI
V
OVLO
V
TMRH
V
GATEL
20 " (V
ACL
 + V
OS
)
20 " (V
CB
 + V
OS
)
20 " V
OS
5礎(chǔ)
50礎(chǔ)
50礎(chǔ)
5礎(chǔ)
200礎(chǔ) + 8 " I
DRN
CB FAULT
CB FAULT
CB FAULT
CB FAULT
1    2
1
2
1    2
3    4
TIMER
GATE
SENSE
V
OUT
SS
DRAIN
PWRGD1
TIMER
GATE
SENSE
V
OUT
SS
DRAIN
PWRGD1
TIMER
GATE
SENSE
V
OUT
SS
DRAIN
PWRGD1
4253 F12
CB TIMES-OUT
CB TIMES-OUT
V
TMRH
V
ACL
V
CB
V
ACL
V
CB
5礎(chǔ)
5礎(chǔ)
V
DRNCL
200礎(chǔ) + 8 " I
DRN
200礎(chǔ) + 8 " I
DRN
V
TMRH
V
ACL
V
CB
V
DRNCL
200礎(chǔ) + 8 " I
DRN
V
TMRH
Figure 11. Overvoltage Timing (All Waveforms Are Referenced to V
EE
)
Figure 12. Circuit Breaker Timing Behavior (All Waveforms Are Referenced to V
EE
)
(12a) Momentary Circuit Breaker Fault
(12b) Circuit Breaker Time-Out
(12c) Multiple Circuit Breaker Fault
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