參數(shù)資料
型號(hào)： LTC3880IUJ#PBF
廠商： LINEAR TECHNOLOGY CORP
元件分類(lèi)： 穩(wěn)壓器
英文描述： 0.1 A DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQCC40
封裝： 6 X 6 MM, LEAD FREE, PLASTIC, WJJD-2, QFN-40
文件頁(yè)數(shù)： 19/112頁(yè)
文件大?。?/td> 2182K
代理商： LTC3880IUJ#PBF
LTC3880/LTC3880-1
14
3880fa
BLOCK DIAGRAM
16-BIT
ADC
8-BIT VIN
DAC
PWM1
+
–
–+
–
–+
+
––
PWM0
–+
VSENSE1
–
+
ISENSE1–
–
ISENSE1+
+
8:1
MUX
TMUX
2A
ILIM DAC
(3 BITS)
OV
8-BIT
OV
DAC
8-BIT
UV
DAC
12-BIT
SET POINT
DAC
UV
EA
+
0.56V
1.22V
BURST
ITH0
RC
CC1
30A
–
+
–
+
AO
R
9R
2R
SGND
PWM
CLOCK
VOUT0_CFG
R
VSENSE0+
SGND
TSNS0
VSENSE0–
NO DIFF AMP ON CH1
R
SWITCH
LOGIC
AND
ANTI-
SHOOT-
THROUGH
OV
RUN
SS
UVLO
REV
UV
ON
FCNT
1
2
41
40
18
VOUT1_CFG
19
VTRIM0_CFG
20
VTRIM1_CFG
21
FREQ_CFG
17
ASEL
3880 F01
16
13
12
15
14
PGND
CVCC
34
BG0
DB
M1
VIN
CIN
INTVCC/EXTVCC
VDD33
36
ISENSE0–
7
ISENSE0+
6
SW0
39
TG0
CB
38
BOOST0
37
VDD33
25
INTVCC/EXTVCC (LTC3880-1)
33
M2
COUT
VOUT0
+
3.3V
SUBREG
2.5V
SUBREG
VIN
35
5V REG
38R
R
SGND
–
+
–
+
–
+
1
71.1k
ACTIVE
CLAMP
UVLO
INTVCC
SLOPE
COMPENSATION
SLAVE
VDD33
MISO
MOSI
CLK
MASTER
RAM
RUN0
RUN1
24
SHARE_CLK
GPIO0
GPIO1
EEPROM
MAIN
CONTROL
PROGRAM
ROM
VDD33
COMPARE
ILIM RANGE SELECT
HI: 1:1
LO: 1:1.5
3k
ICMP
IREV
5
+
–
+
–
VIN ON/OFF
+
–
S
REF
VSTBY
SGND
Q
PWM_CLOCK
R
PHASE DET
VCO
PHASE SELECTOR
CLOCK DIVIDER
SINC3
UVLO
OSC
(32MHz)
CONFIG
DETECT
CHANNEL
TIMING
MANAGEMENT
11
10
9
23
WP
SCL
SDA
ALERT
PMBus
INTERFACE
(400kHz
COMPATIBLE)
SYNC
SGND
M3
SGND
VDD33
8
VDD25
22
VDD25
+
LTC3880
ONLY
19R
R
Figure 1. Block Diagram
(One of two channels (CH0) shown)
相關(guān)PDF資料
PDF描述
LTC3880EUJ-1#TRPBF 0.1 A DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQCC40
LTC3880EUJ-1#PBF 0.1 A DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQCC40
LTC3880IUJ-1#PBF 0.1 A DUAL SWITCHING CONTROLLER, 1000 kHz SWITCHING FREQ-MAX, PQCC40
LTC3890EGN-1#PBF SWITCHING CONTROLLER, PDSO28
LTC3890IGN-1#TRPBF SWITCHING CONTROLLER, PDSO28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3883EUH#PBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM VM 32-QFN 制造商:Linear Technology 功能描述:BUCK CNTRL 24V 1MHZ 0.5/5.5V 32QFN 制造商:Linear Technology 功能描述:BUCK, CNTRL, 24V, 1MHZ, 0.5/5.5V, 32QFN 制造商:Linear Technology 功能描述:PWM CONTROLLER, BUCK, 1MHZ, 24V, QFN-32, Input Voltage:24V, Output Voltage:5.5V, Output Current:30A, Supply Voltage Min:4.5V, Supply Voltage Max:24V, Digital IC Case Style:QFN, No. of Pins:32, Frequency:1MHz, MSL:MSL 1 - Unlimited , RoHS Compliant: Yes 制造商:Linear Technology 功能描述:DP-SWREG/Controller, Digitally Programmable, Multiphase Step-Down DC/DC Controll
LTC3883EUH#TRPBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM VM 32-QFN 制造商:Linear Technology 功能描述:DP-SWREG/Controller, Digitally Programmable, Multiphase Step-Down DC/DC Controll
LTC3883EUH-1#PBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM VM 32-QFN 制造商:Linear Technology 功能描述:BUCK CNTRL 24V 1MHZ 0.5/5.5V 32QFN 制造商:Linear Technology 功能描述:BUCK, CNTRL, 24V, 1MHZ, 0.5/5.5V, 32QFN 制造商:Linear Technology 功能描述:PWM CONTROLLER, BUCK, 1MHZ, 24V, QFN-32, Input Voltage:24V, Output Voltage:5.5V, Output Current:30A, Supply Voltage Min:4.5V, Supply Voltage Max:24V, Digital IC Case Style:QFN, No. of Pins:32, Frequency:1MHz, MSL:MSL 1 - Unlimited , RoHS Compliant: Yes 制造商:Linear Technology 功能描述:DP-SWREG/Controller, Digitally Programmable, Multiphase Step-Down DC/DC Controll
LTC3883EUH-1#TRPBF 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM VM 32-QFN
LTC3883IUH#PBF 制造商:Linear Technology 功能描述:DC DC Cntrlr Single-OUT Sync Step Down 4.5V to 24V Input 32-Pin QFN EP 制造商:Linear Technology 功能描述:IC REG CTRLR BUCK PWM VM 32-QFN 制造商:Linear Technology 功能描述:BUCK CNTRL 24V 1MHZ 0.5/5.5V 32QFN 制造商:Linear Technology 功能描述:BUCK, CNTRL, 24V, 1MHZ, 0.5/5.5V, 32QFN 制造商:Linear Technology 功能描述:PWM CONTROLLER, BUCK, 1MHZ, 24V, QFN-32, Input Voltage:24V, Output Voltage:5.5V, Output Current:30A, Supply Voltage Min:4.5V, Supply Voltage Max:24V, Digital IC Case Style:QFN, No. of Pins:32, Frequency:1MHz, MSL:MSL 1 - Unlimited , RoHS Compliant: Yes 制造商:Linear Technology 功能描述:DP-SWREG/Controller, Digitally Programmable, Multiphase Step-Down DC/DC Controll
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