전자부품 데이터시트 검색엔진
  Korean  ▼
ALLDATASHEET.CO.KR

X  

Preview PDF HTML

LTC1265-5 데이터시트(PDF) 2 Page - Linear Technology

부품명 LTC1265-5
상세설명  1.2A, High Efficiency Step-Down DC/DC Converter
PDF  16 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
제조업체  LINER [Linear Technology]
홈페이지  http://www.linear.com
Logo LINER - Linear Technology

LTC1265-5 데이터시트(HTML) 2 Page - Linear Technology

  LTC1265-5 Datasheet HTML 1Page - Linear Technology LTC1265-5 Datasheet HTML 2Page - Linear Technology LTC1265-5 Datasheet HTML 3Page - Linear Technology LTC1265-5 Datasheet HTML 4Page - Linear Technology LTC1265-5 Datasheet HTML 5Page - Linear Technology LTC1265-5 Datasheet HTML 6Page - Linear Technology LTC1265-5 Datasheet HTML 7Page - Linear Technology LTC1265-5 Datasheet HTML 8Page - Linear Technology LTC1265-5 Datasheet HTML 9Page - Linear Technology Next Button
Zoom Inzoom in Zoom Outzoom out
 2 / 16 page
background image
2
LTC1265/LTC1265-3.3/LTC1265-5
The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VIN = 10V, VSHDN = 0V, unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IFB
Feedback Current into Pin 9
LTC1265
0.2
1
µA
VFB
Feedback Voltage
LTC1265C
q
1.22
1.25
1.28
V
VIN = 9V, LTC1265I
q
1.20
1.25
1.30
V
VOUT
Regulator Output Voltage
LTC1265-3.3: ILOAD = 800mA
q
3.22
3.3
3.40
V
LTC1265-5: ILOAD = 800mA
q
4.9
5
5.2
V
∆VOUT
Output Voltage Line Regulation
VIN = 6.5V to 10V, ILOAD = 800mA
–40
0
40
mV
Output Voltage Load Regulation
LTC1265-3.3: 10mA < ILOAD < 800mA
40
65
mV
LTC1265-5: 10mA < ILOAD < 800mA
60
100
mV
Burst Mode Operation Output Ripple
ILOAD = 0mA
50
mVP-P
IQ
Input DC Supply Current (Note 3)
Active Mode: 3.5V < VIN < 10V
1.8
2.4
mA
Sleep Mode: 3.5V < VIN < 10V
160
230
µA
Sleep Mode: 5V < VIN < 10V (LTC1265-5)
160
230
µA
Shutdown: VSHDN = VIN, 3.5V < VIN < 10V
5
15
µA
VLBTRIP
Low-Battery Trip Point
1.15
1.25
1.35
V
ILBIN
Current into Pin 4
0.5
µA
ILBOUT
Current Sunk by Pin 3
VLBOUT = 0.4V, VLBIN = 0V
0.5
1.0
1.5
mA
VLBOUT = 5V, VLBIN = 10V
1.0
µA
V8 – V7
Current Sense Threshold Voltage
LTC1265: VSENSE
– = 5V, V9 = VOUT/4 + 25mV (Forced)
25
mV
VSENSE– = 5V, V9 = VOUT/4 – 25mV (Forced)
130
150
180
mV
LTC1265-3.3: VSENSE– = VOUT + 100mV (Forced)
25
mV
VSENSE
– = VOUT – 100mV (Forced)
130
150
180
mV
LTC1265-5: VSENSE– = VOUT + 100mV (Forced)
25
mV
VSENSE– = VOUT – 100mV (Forced)
130
150
180
mV
RON
ON Resistance of Switch
LTC1265C
q
0.3
0.60
Ω
LTC1265I
0.3
0.70
Ω
I5
CT Pin Discharge Current
VOUT in Regulation, VSENSE– = VOUT
40
60
100
µA
VOUT = 0V
2
10
µA
tOFF
Switch Off Time (Note 4)
CT = 390pF, ILOAD = 800mA (LTC1265C)
q
456
µs
CT = 390pF, ILOAD = 800mA (LTC1265I)
q
3.5
5
7
µs
Input Supply Voltage (Pins 1, 2, 13) ..........– 0.3V to 13V
DC Switch Current (Pin 14) .................................... 1.2A
Peak Switch Current (Pin 14) ................................. 1.6A
Switch Voltage (Pin 14) .................................. VIN – 13.0
Operating Temperature Range
LTC1265C ............................................... 0
° to 70°C
LTC1265I ........................................ – 40
°C to 85°C
Junction Temperature (Note 2) ............................. 125
°C
Storage Temperature Range ....................– 65
° to 150°C
Lead Temperature (Soldering, 10 sec).................. 300
°C
(Voltages Refer to GND Pin) (Note 1)
ORDER PART
NUMBER
LTC1265CS
LTC1265CS-5
LTC1265CS-3.3
LTC1265IS
Consult factory for Military grade parts.
TOP VIEW
S PACKAGE
14-LEAD PLASTIC SO
*ADJUSTABLE OUTPUT VERSION
TJMAX = 125°C, θJA = 110°C/W
1
2
3
4
5
6
7
14
13
12
11
10
9
8
PWR VIN
VIN
LBOUT
LBIN
CT
ITH
SENSE–
SW
PWR VIN
PGND
SGND
SHDN
N/C (VFB*)
SENSE+
ABSOLUTE
AXI U
RATI GS
PACKAGE/ORDER I FOR ATIO
ELECTRICAL CHARACTERISTICS



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16


데이터시트 다운로드

Go To PDF Page


링크 URL



ALLDATASHEET 가 귀하에 도움이 되셨나요?  [ DONATE ] 

Alldatasheet는?   |   광고문의   |   운영자에게 연락하기   |   개인정보취급방침   |   링크 투 데이터시트    |   링크교환   |   제조사별 검색
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com