參數(shù)資料
型號(hào): LT3507HUHF#TRPBF
廠商: Linear Technology
文件頁數(shù): 2/28頁
文件大小: 302K
描述: IC REG QD BUCK/LINEAR 38-QFN
產(chǎn)品培訓(xùn)模塊: More Information on LDOs
標(biāo)準(zhǔn)包裝: 2,500
拓?fù)洌?/td> 降壓(降壓)(1),線性(LDO)(1)
功能: 任何功能
輸出數(shù): 4
頻率 - 開關(guān): 900kHz ~ 1.1MHz
電壓/電流 - 輸出 1: 0.8 V ~ 32.4 V,2.4A
電壓/電流 - 輸出 2: 0.8 V ~ 32.4 V,1.5A
電壓/電流 - 輸出 3: 0.8 V ~ 32.4 V,1.5A
帶 LED 驅(qū)動(dòng)器:
帶監(jiān)控器:
帶序列發(fā)生器:
電源電壓: 4 V ~ 36 V
工作溫度: -40°C ~ 150°C
安裝類型: 表面貼裝
封裝/外殼: 38-WFQFN 裸露焊盤
供應(yīng)商設(shè)備封裝: 38-QFN(5x7)
包裝: 帶卷 (TR)
LT3507
2
3507fa
PIN CONFIGURATION
ABSOLUTE MAXIMUM RATINGS
V
IN
 Pins ......................................................0.3V to 36V
BOOST Pins ..............................................................55V
BOOST Above SW .....................................................25V
PGOOD Pins ..............................................................36V
BIAS Pin ....................................................................16V
TRK/SS, V
C
, FB, R
T
/SYNC Pins ...................................6V
RUN, OVLO, UVLO Pins ...........................................V
IN1
DRIVE Pin ...................................................................5V
Operating Junction Temperature Range (Notes 2, 5)
  LT3507E, LT3507I ..............................40癈 to 125癈
  LT3507H ............................................40癈 to 150癈
Storage Temperature Range ...................65癈 to 150癈
(Note 1)
13
14
15
16
TOP VIEW
39
UHF PACKAGE
38-LEAD (5mm ?7mm) PLASTIC QFN
17
18
19
38
37
36
35
34
33
32
24
25
26
27
28
29
30
31
8
7
6
5
4
3
2
1
BOOST1
V
IN1
V
IN1
V
INSW
OVLO
UVLO
V
C1
TRK/SS1
FB1
PGOOD1
PGOOD2
PGOOD3
V
IN2
V
IN2
SW2
SW2
BOOST2
TRK/SS4
FB4
DRIVE
V
C2
FB2
TRK/SS2
FB3
23
22
21
20
9
10
11
12
?/DIV>
JA
 = 34癈/W
EXPOSED PAD (PIN 39) IS GND, MUST BE SOLDERED TO PCB
PARAMETER
CONDITIONS
MIN   TYP   MAX   UNITS
Minimum Operating Voltage
Internal UVLO on V
IN1
l
3.8    4
V
Input Quiescent Current
Not Switching, V
BIAS
 = 3.3V
2    3.5
mA
Bias Quiescent Current
Not Switching, V
BIAS
 = 3.3V
5    7.5
mA
Shutdown Current
V
RUN1,2,3
 = 0V
1
Reference Voltage Line Regulation
5V < V
IN1
 < 36V
0.01
%/V
 
The l denotes the speci cations which apply over the full operating
temperature range, otherwise speci cations are at T
A
 = 25癈. V
IN1
, V
IN2
, V
IN3
 = 12V, V
BOOST1
, V
BOOST2
, V
BOOST3
 = 17V, unless
otherwise noted. (Note 2)
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LT3507EUHF#PBF
LT3507IUHF#PBF
LT3507HUHF#PBF
LT3507EUHF#TRPBF
LT3507IUHF#TRPBF
LT3507HUHF#TRPBF
3507
3507
3507
38-Lead (5mm ?7mm) Plastic QFN
38-Lead (5mm ?7mm) Plastic QFN
38-Lead (5mm ?7mm) Plastic QFN
40癈 to 125癈
40癈 to 125癈
40癈 to 150癈
Consult LTC Marketing for parts speci ed with wider operating temperature ranges. *The temperature grade is identi ed by a label on the shipping container.
*For more information on lead free part marking, go to: http://www.linear.com/leadfree/ 
For more information on tape and reel speci cations, go to: http://www.linear.com/tapeandreel/
ORDER INFORMATION
ELECTRICAL CHARACTERISTICS
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