参数资料
型号: LTC4210-4CS6
厂商: LINEAR TECHNOLOGY CORP
元件分类: 电源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6
封装: PLASTIC, MO-193, TSOT-23, 6 PIN
文件页数: 7/16页
文件大小: 216K
代理商: LTC4210-4CS6
15
LTC4210-3/LTC4210-4
421034fa
APPLICATIO S I FOR ATIO
WU
UU
off can be controlled with a snubber and/or transient
voltage suppressor. RC snubber networks are effective
for LTC4210-3/LTC4210-4 applications. The choice of
RC is usually determined experimentally. The value of the
snubber capacitor is usually chosen between 10 to 100
times the MOSFET COSS. The value of the snubber resistor
is typically between 3
to 100. A snubber network is
normally sufficient to protect against transient voltages.
However, when input wires are long or EMI beads exist in
the wire harness, a transient suppressor should be used
in conjuction with the snubber to clip off voltage spikes
and reduce ringing. In many cases, a simple short-circuit
test can be performed to determine the need of the
transient voltage suppressor.
OVERVOLTAGE DETECTION USING THE TIMER PIN
Figure 11 shows a supply side overvoltage detection
circuit. A Zener diode, a diode and COMP2 threshold sets
the overvoltage threshold. Resistor RB biases the Zener
diode voltage. Diode D1 blocks forward current in the
Zener during start-up or output short-circuit. RTIMER with
CTIMER sets the overload noise filter.
RELATED PARTS
1.50 – 1.75
(NOTE 4)
2.80 BSC
0.30 – 0.45
6 PLCS (NOTE 3)
DATUM ‘A’
0.09 – 0.20
(NOTE 3)
S6 TSOT-23 0302
2.90 BSC
(NOTE 4)
0.95 BSC
1.90 BSC
0.80 – 0.90
1.00 MAX
0.01 – 0.10
0.20 BSC
0.30 – 0.50 REF
PIN ONE ID
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DRAWING NOT TO SCALE
3. DIMENSIONS ARE INCLUSIVE OF PLATING
4. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
5. MOLD FLASH SHALL NOT EXCEED 0.254mm
6. JEDEC PACKAGE REFERENCE IS MO-193
3.85 MAX
0.62
MAX
0.95
REF
RECOMMENDED SOLDER PAD LAYOUT
PER IPC CALCULATOR
1.4 MIN
2.62 REF
1.22 REF
S6 Package
6-Lead Plastic TSOT-23
(Reference LTC DWG # 05-08-1636)
相关PDF资料
PDF描述
LTC4355CMS#TRPBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC4355CMS#PBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC4355IMS#PBF 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO16
LTC4416EMS#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC4416EMS-1#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
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