參數(shù)資料
型號: LT1071CT
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述: 5.5 A SWITCHING REGULATOR, 47 kHz SWITCHING FREQ-MAX, PZFM5
封裝: PLASTIC, TO-220, 5 PIN
文件頁數(shù): 6/12頁
文件大小: 314K
代理商: LT1071CT
6
LT1070/LT1071
TYPICAL PERFOR
M
A
CE CHARACTERISTICS
U
voltage is obtained by using the output of a voltage
sensing error amplifier to set current trip level. This
technique has several advantages. First, it has immediate
response to input voltage variations, unlike ordinary
switchers which have notoriously poor line transient
response. Second, it reduces the 90
°
phase shift at
The LT1070/LT1071 is a current mode switcher. This
means that switch duty cycle is directly controlled by
switch current rather than by output voltage. Referring to
the Block Diagram, the switch is turned “on” at the start
of each oscillator cycle. It is turned “off” when switch
current reaches a predetermined level. Control of output
OPERATIO
U
Switch “Off” Characteristics
SWITCH VOLTAGE (V)
0
S
μ
A
600
800
1000
80
1070/71 G19
400
200
500
700
900
300
100
0
20
40
60
10
90
30
50
70
100
V
SUPPLY
=
3V
15V
40V
55V
FREQUENCY (Hz)
1000
T
μ
m
P
°
)
3000
4000
6000
7000
1k
100k
1M
10M
1070/71 G21
–1000
10k
5000
2000
0
150
90
θ
60
0
–30
210
30
120
180
g
m
Transconductance of Error
Amplifier
V
C
Pin Characteristics
V
C
PIN VOLTAGE (V)
0
–400
V
C
μ
A
–300
–200
–100
300
100
0.5
1.0
200
0
1.5
2.0
2.5
1070/71 G20
V
= 1.5V
(CURRENT INTO
V
C
PIN)
V
= 0.8V
(CURRENT OUT OF V
C
PIN)
T
J
= 25
°
C
BLOCK DIAGRA
M
W
+
+
ERROR
AMP
CURRENT
AMP
0.02
(0.04
LT1071)
SHUTDOWN
CIRCUIT
MODE
SELECT
40kHz
OSC
LOGIC
DRIVER
ANTISAT
16V
5A, 75V
SWITCH
V
IN
FB
V
C
COMP
GAIN
6
0.15V
1070/71 BD
1.24V
REF
2.3V
REG
FLYBACK
ERROR
AMP
SWITCH
OUT
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT1071CT#06 制造商:Linear Technology 功能描述:5A and 2.5A High Efficiency Switching Regulator
LT1071CT#06PBF 功能描述:IC REG MULTI CONFIG ADJ TO220-5 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:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 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:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2
LT1071CT#06PBF 制造商:Linear Technology 功能描述:IC DC-DC CONV 2.5A 65V TO- 制造商:Linear Technology 功能描述:IC, DC-DC CONV, 2.5A, 65V, TO-220-5
LT1071CT#30PBF 制造商:Linear Technology 功能描述:IC REG MULTI CONFIG ADJ TO220-5
LT1071CT#PBF 功能描述:IC REG MULTI CONFIG ADJ TO220-5 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:250 系列:- 類型:降壓(降壓) 輸出類型:固定 輸出數(shù):1 輸出電壓:1.2V 輸入電壓:2.05 V ~ 6 V PWM 型:電壓模式 頻率 - 開關(guān):2MHz 電流 - 輸出:500mA 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:6-UFDFN 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:6-SON(1.45x1) 產(chǎn)品目錄頁面:1032 (CN2011-ZH PDF) 其它名稱:296-25628-2