參數(shù)資料
型號(hào): LT1339I
廠商: Linear Technology Corporation
英文描述: Octal Buffers/Drivers With 3-State Outputs 20-SOIC 0 to 70
中文描述: 大功率同步DC / DC控制器
文件頁數(shù): 19/20頁
文件大?。?/td> 415K
代理商: LT1339I
19
LT1339
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
SW Package
20-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
S20 (WIDE) 0396
NOTE 1
0.496 – 0.512*
(12.598 – 13.005)
20
19
18
17
16
15
14
13
1
2
3
4
5
6
7
8
0.394 – 0.419
(10.007 – 10.643)
9
10
11
12
0.037 – 0.045
(0.940 – 1.143)
0.004 – 0.012
(0.102 – 0.305)
0.093 – 0.104
(2.362 – 2.642)
0.050
(1.270)
TYP
0.014 – 0.019
(0.356 – 0.482)
TYP
0
°
– 8
°
TYP
NOTE 1
0.009 – 0.013
(0.229 – 0.330)
0.016 – 0.050
(0.406 – 1.270)
0.291 – 0.299**
(7.391 – 7.595)
×
45
°
0.010 – 0.029
(0.254 – 0.737)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**
PACKAGE DESCRIPTIO
N
U
Dimensions in inches (millimeters) unless otherwise noted.
N Package
20-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
N20 1197
0.020
(0.508)
MIN
0.125
(3.175)
MIN
0.130
±
0.005
(3.302
±
0.127)
0.065
(1.651)
TYP
0.045 – 0.065
(1.143 – 1.651)
0.018
±
0.003
(0.457
±
0.076)
0.005
(0.127)
MIN
0.100
±
0.010
(2.540
±
0.254)
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325–0.015
+0.889
–0.381
8.255
(
)
0.255
±
0.015*
(6.477
±
0.381)
1.040*
(26.416)
MAX
1
2
3
4
5
6
7
8
9
10
19
11
12
13
14
16
15
17
18
20
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
TYPICAL APPLICATIO
N
S
5V to 28V DC/DC Synchronous Boost Converter Limits Input Current at 60A (DC)
V
BOOST
TG
TS
12V
IN
BG
PGND
PHASE
RUN/SHDN
SENSE
SENSE
+
12V
C
12VIN
47
IRF3205
×
2
IRF3205
×
4
L1
40
μ
H
V
5V AT 60A
R
FB2
, 1.2k
R
FB1
, 27k
SYNC
5V
REF
CT
SL/ADJ
I
AVG
SS
V
C
SGND
V
FB
V
REF
LT1339
+
CBST
1
μ
F
+
C
IN
2200
μ
F
6.3V
×
4
+
C
12L
1
μ
F
+
R
100k
R
CT
10k
C
2200pF
C
2200pF
C
SS
, 10
μ
F
+
C
VC
, 1500pF
R
VC
, 7.5k
C
REF
, 0.1
μ
F
1339 TA04
L1 = 12T 4X12 ON 77439-A7
C
5VREF
1
μ
DBST
MBR0530
Q1
FMMT619
Q2
FMMT720
Q3
FMMT619
Q4
FMMT720
D2
MBR0520
D1
IR30BQ060
×
8
R
SS2
, 100
R
SS1
100
R
S
0.002
C
2200
μ
F
35V
×
6
+
V
OUT
28V
+
相關(guān)PDF資料
PDF描述
LT1339IN Octal Buffers/Drivers With 3-State Outputs 20-PDIP 0 to 70
LT1339ISW High Power Synchronous DC/DC Controller
LT1341 5V RS232 Transceiver with One Receiver Active in Shutdown
LT1341C Octal Buffers/Drivers With 3-State Outputs 20-PDIP 0 to 70
LT1341CG Octal Buffers/Drivers With 3-State Outputs 20-SO 0 to 70
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1339IN 功能描述:IC REG CTRLR BST PWM CM 20-DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LT1339IN#PBF 功能描述:IC REG CTRLR BST PWM CM 20-DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LT1339ISW 功能描述:IC REG CTRLR BST PWM CM 20-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX
LT1339ISW#PBF 功能描述:IC REG CTRLR BST PWM CM 20-SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 特色產(chǎn)品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 標(biāo)準(zhǔn)包裝:1 系列:PowerWise® PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1MHz 占空比:81% 電源電壓:4.5 V ~ 18 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-5°C ~ 125°C 封裝/外殼:32-WFQFN 裸露焊盤 包裝:Digi-Reel® 產(chǎn)品目錄頁面:1303 (CN2011-ZH PDF) 其它名稱:LM3754SQDKR
LT1339ISW#TR 功能描述:IC REG CTRLR BST PWM CM 20-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準(zhǔn)包裝:4,500 系列:PowerWise® PWM 型:控制器 輸出數(shù):1 頻率 - 最大:1MHz 占空比:95% 電源電壓:2.8 V ~ 5.5 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:6-WDFN 裸露焊盤 包裝:帶卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名稱:LM1771SSDX