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參數(shù)資料
| 型號： | LT3437 |
| 廠商： | Linear Technology Corporation |
| 英文描述： | Panels; For Use With:EUROCARD Subracks RoHS Compliant: Yes |
| 中文描述： | 高電壓，200kHz降壓500mA的降壓開關(guān)穩(wěn)壓器以100？的靜態(tài)電流 |
| 文件頁數(shù)： | 2/24頁 |
| 文件大?。?/td> | 523K |
| 代理商： | LT3437 |
LT3437
2
3437f
LT3437EFE
LT3437IFE
ORDER PART NUMBER
LT3437EDD
LT3437IDD
Consult LTC Marketing for parts specified with wider operating temperature ranges.
DD PART MARKING
ORDER PART NUMBER
FE PART MARKING
Order Options
Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
http://www.linear.com/leadfree/(Note 1)
V
IN
, SHDN, BIAS, SW Operating............................. 60V
V
IN
, SHDN 100ms Transient, <15% Duty Cycle....... 80V
BOOST Pin Above SW ............................................ 35V
BOOST Pin Voltage Operating................................. 75V
BOOST Pin 100ms Transient, <15% Duty Cycle ...... 85V
SYNC, C
SS
, FB .......................................................... 6V
ABSOLUTEW
W
W
U
PACKAGE/ORDER IU
U
W
ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
J
= 25
°
C. V
IN
= 12V, SHDN = 12V, BIAS = 5V, FB = 1.25V,
C
SS
/SYNC = 0V unless otherwise noted.
SYMBOL
PARAMETER
CONDITIONS
V
SHDN
SHDN Threshold
I
SHDN
SHDN Input Current
SHDN = 12V
Minimum Input Voltage (Note 3)
I
VINS
Supply Shutdown Current
SHDN = 0V, BOOST = 0V, FB/PGFB = 0V
Supply Sleep Current (Note 4)
BIAS = 0V, FB = 1.35V
FB = 1.35V
I
VIN
Supply Quiescent Current
BIAS = 0V, FB = 1.15V, V
C
= 0.8V, SYNC = 2V
BIAS = 5V, FB = 1.15V, V
C
= 0.8V, SYNC = 2V
Minimum BIAS Voltage (Note 5)
The
●
denotes the specifications which apply over the full operating
θ
JA
= 45
°
C/W,
θ
JC(PAD)
= 10
°
C/W
EXPOSED PAD IS GND (PIN 11)
MUST BE SOLDERED TO GND (PIN 4)
TOP VIEW
DD PACKAGE
10-LEAD (3mm
×
3mm) PLASTIC DFN
10
9
8
6
7
4
5
3
2
1
SHDN
SYNC
FB
V
C
BIAS
SW
V
IN
BST
GND
C
SS
11
Operating Junction Temperature Range
LT3437EDD (Note 2) ....................... –40
°
C to 125
°
C
LT3437IDD (Note 2)........................ –40
°
C to 125
°
C
LT3437EFE (Note 2) ........................ –40
°
C to 125
°
C
LT3437IFE (Note 2) ......................... –40
°
C to 125
°
C
Storage Temperature Range................. –65
°
C to 125
°
C
FE PACKAGE
16-LEAD PLASTIC TSSOP
θ
JA
= 45
°
C/W,
θ
JC(PAD)
= 10
°
C/W
EXPOSED PAD IS GND (PIN 17)
MUST BE SOLDERED TO GND (PIN 8)
1
2
3
4
5
6
7
8
TOP VIEW
16
15
14
13
12
11
10
9
NC
SW
NC
V
IN
NC
BOOST
NC
GND
NC
SHDN
SYNC
NC
FB
V
C
BIAS
C
SS
17
3437EFE
3437IFE
LBDJ
LBDK
MIN
1.15
TYP
1.3
5
2.5
0.1
300
25
1.35
0.475
2.7
MAX
1.45
30
3
2
500
50
2
1
3.15
UNITS
●
V
●
μ
A
V
μ
A
μ
A
μ
A
mA
mA
●
●
●
V
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LT3437_1 | 制造商:LINER 制造商全稱:Linear Technology 功能描述:High Voltage 500mA, 200kHz Step-Down Switching Regulator with 100μA Quiescent Current |
| LT3437EDD | 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 3.3V to 60V 10-Pin DFN EP |
| LT3437EDD#PBF | 功能描述:IC REG BUCK ADJ 0.5A 10DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 設(shè)計資源:Design Support Tool 標(biāo)準(zhǔn)包裝:1 系列:- 類型:升壓（升壓） 輸出類型:固定 輸出數(shù):1 輸出電壓:3V 輸入電壓:0.75 V ~ 2 V PWM 型:- 頻率 - 開關(guān):- 電流 - 輸出:100mA 同步整流器:是 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:SOT-23-5 細型，TSOT-23-5 包裝:剪切帶 (CT) 供應(yīng)商設(shè)備封裝:TSOT-23-5 其它名稱:AS1323-BTTT-30CT |
| LT3437EDD#TRPBF | 功能描述:IC REG BUCK ADJ 0.5A 10DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓（升壓） 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式，混合 頻率 - 開關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC |
| LT3437EFE | 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Down 3.3V to 60V 16-Pin TSSOP EP |
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