參數(shù)資料
型號: LTC3770
廠商: Linear Technology Corporation
英文描述: Synchronous Controller with Margining, Tracking and PLL
中文描述: 同步控制器裕,跟蹤和PLL
文件頁數(shù): 2/24頁
文件大?。?/td> 302K
代理商: LTC3770
2
LTC3770
3770f
32 31 30 29 28 27 26 25
9
10 11 12
TOP VIEW
UH PACKAGE
32-LEAD (5mm
×
5mm) PLASTIC QFN
13
33
14 15 16
17
18
19
20
21
22
23
24
8
7
6
5
4
3
2
1
V
RNG
V
FB
I
TH
SGND
MARGIN1
MARGIN0
I
ON
V
REFIN
SENSE
+
SENSE
PGND
BG
DRV
CC
INTV
CC
Z2
Z1
P
V
O
R
F
Z
B
T
S
V
R
M
T
P
P
V
I
V
I
Z
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
TOP VIEW
G PACKAGE
28-LEAD PLASTIC SSOP
T
JMAX
= 125
°
C,
θ
JA
= 130
°
C/W
28
27
26
25
24
23
22
21
20
19
18
17
16
15
RUN
V
ON
PGOOD
V
RNG
V
FB
I
TH
SGND
MARGIN1
MARGIN0
I
ON
V
REFIN
V
REFOUT
MPGM
TRACK/SS
FCB
Z0
BOOST
TG
SW
PGND
BG
INTV
CC
Z2
Z1
ZV
IN
V
IN
PLLIN
PLLFLTR
Input Supply Voltage (V
IN
, V
INSNS
)............32V to –0.3V
Boosted Topside Driver Supply Voltage
(BOOST)................................................38V to –0.3V
SENSE
+
, SW Voltage ....................................32V to –5V
DRV
CC
, (BOOST – SW) Voltages .................7V to –0.3V
V
ON
, V
RNG
, PGOOD Voltages .... INTV
CC
+ 0.3V to –0.3V
PLLFLTR, I
TH
, V
FB
, V
REFIN
Voltages ..........2.7V to –0.3V
TRACK/SS, FCB, Z0, Z1, Z2, RUN, PLLIN, MARGIN0,
MARGIN1 Voltages............... INTV
CC
+ 0.3V to –0.3V
ABSOLUTEW
(Note 1)
W
W
U
PACKAGE/ORDER U
U
W
ORDER PART
NUMBER
LTC3770EG
G PART
MARKING
LTC3770EG
Consult LTC Marketing for parts specified with wider operating temperature ranges.
INTV
CC
, ZV
IN
Voltages .................................7V to –0.3V
TG, BG, INTV
CC
Peak Currents................................... 4A
TG, BG, INTV
CC
RMS Currents ............................. 50mA
Operating Ambient Temperature
Range (Note 4)................................... –40
°
C to 85
°
C
Junction Temperature (Note 2).............................125
°
C
Storage Temperature Range................. –65
°
C to 125
°
C
QFN Reflow Peak Body Temperature ....................245
°
C
Lead Temperature (Soldering, 10 sec)..................300
°
C
ORDER PART
NUMBER
LTC3770EUH
UH PART
MARKING
3770
T
JMAX
= 125
°
C,
θ
JA
= 34
°
C/W
EXPOSED PAD IS SGND (PIN 33)
MUST BE SOLDERED TO THE PCB
相關(guān)PDF資料
PDF描述
LTC3770EG Synchronous Controller with Margining, Tracking and PLL
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3770EG 制造商:Linear Technology 功能描述:LDO Cntrlr SYNC BUCK REG 0.6V to 32V 28-Pin SSOP
LTC3770EG#PBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP 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:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EG#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP 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:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EUH#PBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN 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:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EUH#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN 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:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 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:24-WQFN 裸露焊盤 包裝:帶卷 (TR)