参数资料
型号: LTC3823EGN
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
封装: 0.150 INCH, PLASTIC, SSOP-28
文件页数: 17/24页
文件大小: 345K
代理商: LTC3823EGN
LTC3823
3823fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 l FAX: (408) 434-0507 l www.linear.com
LINEAR TECHNOLOGY CORPORATION 2006
LT 0507 REV B PRINTED IN USA
related parts
typical application
PART NUMBER
DESCRIPTION
COMMENTS
LTC1622
550khz Step-Down Controller
8-Pin MSOP; Synchronizable; Soft-Start; Current Mode
LTC1625/LTC1775 No RSENSE Current Mode Synchronous Step-Down Controller
97% Efficiency; No Sense Resistor; 16-Pin SSOP
LTC1628/LTC3728 Dual, 2-Phase Synchronous Step-Down Controller
Power Good Output; Minimum Input/Output Capacitors;
3.5V ≤ VIN ≤ 36V
LTC1735
high Efficiency, Synchronous Step-Down Controller
Burst Mode Operation; 16-Pin Narrow SSOP;
3.5V ≤ VIN ≤ 36V
LTC1772
SOT-23 Step-Down Controller
Current Mode; 550khz; Very Small Solution Size
LTC1773
Synchronous Step-Down Controller
Up to 95% Efficiency, 550khz, 2.65V ≤ VIN ≤ 8.5V,
0.8V ≤ VOUT ≤ VIN, Synchronizable to 750khz
LTC1778
Wide Range, No RSENSE Synchronous Step-Down Controller
GN16-Pin, 0.8VFB Reference
LTC1876
2-Phase, Dual Synchronous Step-Down Controller with
Step-Up Regulator
3.5V ≤ VIN ≤ 36V, Power Good Output, 300khz Operation
LTC3708
Dual, 2-Phase, No RSENSE Synchronous Step-Down Controller
with Output Tracking
Fast Transient Response Reduces COUT; 4V ≤ VIN ≤ 36V,
0.6V ≤ VOUT ≤ 6V; 2-Phase Operation Reduces CIN
LTC3713
Low VIN high Current Synchronous Step-Down Controller
1.5V ≤ VIN ≤ 36V, 0.8V ≤ VOUT ≤ (0.9)VIN, IOUT Up to 20A
LTC3731
3-Phase Synchronous Step-Down Controller
600khz; Up to 60A Output
LTC3770
No RSENSE Step-Down Synchronous Controller with Voltage
Margining, PLL and Tracking
0.6V ≤ VOUT ≤ (0.9)VIN, 4V ≤ VIN ≤ 36V, IOUT Up to 20A
LTC3778
Low VOUT, No RSENSE Synchronous Step-Down Controller
0.6V ≤ VOUT ≤ (0.9)VIN, 4V ≤ VIN ≤ 36V, IOUT Up to 20A
Burst Mode is a registered trademark of Linear Technology Corporation.
CP
1000pF
VOUTSENSE–
VRNG
VFB
ITH
SGND
ION
VDIFFOUT
NC
VOUTSENSE+
24
23
22
21
20
19
18
17
1
2
3
4
5
6
7
8
SENSE+
SENSE
PGND
BG
DRVCC
INTVCC
Z2
Z1/SSENABLE
NC TRACK/SS PLLFLTR PLLIN VIN VINSNS ZVCC
PGOOD VON
32
RON
90k
1%
RC
1.5k
1%
R4
5.11k
1%
R5
10.2k
1%
RBOOST 0
RRUN
100k
R1
23.2k
1%
RPG
100k
R2
27.1k
1%
C6
220pF
CC2
100pF
CPL
0.01
F
CSS
0.1
F
RVIN
10
CVIN
0.1
F
CVCC
10
F
6.3V
C9
47
F
6.3V
×3
Q2
Si4874
Q1
Si4884
R6
11k
R3
39k
E4
PGOOD
E1
INTVCC
VIN
E2
RUN
E10
TRACK/SS
E12
GND
300kHz
E13
GND
E11
PLLIN
CC1
6800pF
31
30
29
28
27
26
DB
CMDSH-3-LTC
C5
0.22
F
9
10
11
12
13
14
15
16
RUN
FCB
LTC3823UH
Z0 BOOST TG
SW
RPL
10k
D1
B320A
L1
1
H
IHLP-2525CZ-01
C7
180
F
+
R7
100
1%
C2
10
F
16V
×3
R8
100
1%
E9
VOUTSENSE–
E6
VOUTSENSE+
E8
GND
E5
GND
E7
VOUT
1.8V/10A
E3
VIN
4.5V TO 16V
E14
VOUT
E15
GND
3823 TA03
Design Example: 1.8V/10A with Synchronization
相关PDF资料
PDF描述
LTC3823EUH#TR 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PQCC32
LTC3823EGN#TR 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
LTC3827IUH 3 A DUAL SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PQCC32
LTC3827IUH#TR 3 A DUAL SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PQCC32
LTC4010EFE 0.2 A BATTERY CHARGE CONTROLLER, 640 kHz SWITCHING FREQ-MAX, PDSO16
相关代理商/技术参数
参数描述
LTC3823EGN#PBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
LTC3823EGN#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
LTC3823EUH#PBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,000 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:1MHz 占空比:50% 电源电压:9 V ~ 10 V 降压:无 升压:是 回扫:是 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 85°C 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 包装:带卷 (TR)
LTC3823EUH#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
LTC3823IGN#PBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,000 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:1MHz 占空比:50% 电源电压:9 V ~ 10 V 降压:无 升压:是 回扫:是 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 85°C 封装/外壳:8-TSSOP(0.173",4.40mm 宽) 包装:带卷 (TR)