參數(shù)資料
型號: LT1071IT
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): 5/12頁
文件大小: 314K
代理商: LT1071IT
5
LT1070/LT1071
TYPICAL PERFOR
M
A
CE CHARACTERISTICS
U
Supply Current vs Supply Voltage
(Shutdown Mode)
Driver Current* vs Switch Current
SWITCH CURRENT (A)
0
D
160
140
120
100
80
60
40
20
0
4
1070/71 G10
1
*
2
3
5
T
J
25
°
C
AVERAGE LT1070 POWER SUPPLY CURRENT IS
FOUND BY MULTIPLYING DRIVER CURRENT BY
DUTY CYCLE, THEN ADDING QUIESCENT CURRENT
T
J
= –55
°
C
SUPPLY VOLTAGE (V)
0
S
μ
A
60
80
100
30
50
1070/71 G12
40
20
0
10
20
40
120
140
160
60
T
J
= 25
°
C
V
C
= 50mV
V
C
= 0V
Supply Current vs Input Voltage*
INPUT VOLTAGE (V)
0
6
I
8
10
12
10
20
30
*
40
1070/71 G11
50
14
UNDER VERY LOW OUTPUT CURRENT
CONDITIONS, DUTY CYCLE FOR MOST
CIRCUITS WILL APPROACH 10% OR LESS
16
7
9
11
13
15
60
T
J
= 25
°
C
I
SWITCH
10mA
90% DUTY CYCLE
50% DUTY CYCLE
0% DUTY CYCLE
10% DUTY CYCLE
Feedback Pin Clamp Voltage
Shutdown Thresholds
TEMPERATURE (
°
C)
–75
V
C
V
C
μ
A
300
250
200
150
100
50
0
125
1070/71 G16
–25
25
75
–50
150
0
50
100
400
350
–300
–250
–200
–150
–100
–50
0
–400
–350
V
VOLTAGE IS REDUCED UNTIL
REGULATOR CURRENT DROPS
BELOW 300
μ
A
VOLTAGE
CURRENT
(OUT OF V
C
PIN)
FEEDBACK CURRENT (mA)
0
F
300
400
500
0.8
1070/71 G18
200
100
250
350
450
150
50
0
0.2
0.4
0.6
0.1
0.9
0.3
0.5
0.7
1.0
–55
°
C
25
°
C
150
°
C
TEMPERATURE (
°
C)
–75
I
7
9
11
125
1070/71 G14
5
3
6
8
10
4
2
1
–25
25
75
–50
150
0
50
100
V
C
= 0.6V
V
SUPPLY
= 60V
V
SUPPLY
= 3V
Idle Supply Current
vs Temperature
Normal/Flyback Mode Threshold
on Feedback Pin
TEMPERATURE (
°
C)
–50
400
F
F
μ
A
410
430
440
450
500
470
0
50
75
1070/71 G13
420
480
490
460
–4
–6
–10
–12
–14
–24
–18
–8
–20
–22
–16
–25
25
100 125
150
FEEDBACK PIN VOLTAGE
(AT THRESHOLD)
FEEDBACK PIN CURRENT
(AT THRESHOLD)
Error Amplifier Transconductance
TEMPERATURE (
°
C)
–75
T
μ
m
3000
4000
5000
125
1070/71 G14
2000
1000
2500
3500
4500
1500
500
0
–25
25
75
–50
150
0
50
100
g
m
=
(V
PIN)
(FB PIN)
I
V
Shutdown Mode Supply Current
V
C
PIN VOLTAGE (mV)
0
S
μ
A
120
160
200
80
1070/71 G14
80
40
100
140
180
60
20
0
20
40
60
10
90
30
50
70
100
T
J
= 150
°
C
–55
°
C
T
J
125
°
C
相關PDF資料
PDF描述
LT1071MK RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
LT1070HVIT RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
LT1070HVCK RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
LT1070HVCT CAPACITOR, 680PF X8R 50V 0805CAPACITOR, 680PF X8R 50V 0805; CAPACITANCE:0.68NF; VOLTAGE RATING, DC:50V; CAPACITOR DIELECTRIC TYPE:CERAMIC MULTI-LAYER; SERIES:08055F; TOLERANCE, :10%; TOLERANCE, -:10%; TEMP, OP. MAX:150(DEGREE C); RoHS Compliant: Yes
LT1070HVMK RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
相關代理商/技術參數(shù)
參數(shù)描述
LT1071IT#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 開關穩(wěn)壓器 系列:- 設計資源:Design Support Tool 標準包裝: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:- 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) 供應商設備封裝:TSOT-23-5 其它名稱:AS1323-BTTT-30CT
LT1072C 制造商:Texas Instruments 功能描述:LT1072C
LT1072CN8 功能描述:IC REG MULTI CONFIG ADJ 8DIP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝: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: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) 供應商設備封裝:8-SOIC
LT1072CN8#PBF 功能描述:IC REG MULTI CONFIG ADJ 8DIP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開關穩(wěn)壓器 系列:- 標準包裝: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: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) 供應商設備封裝:8-SOIC
LT1072CN8PBF 制造商:Linear Technology 功能描述:DC-DC Converter Step-Up 3-60V PDIP8