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參數(shù)資料
| 型號(hào)： | LT1170HVCT |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 11 A SWITCHING REGULATOR, 115 kHz SWITCHING FREQ-MAX, PZFM5 |
| 封裝： | PLASTIC, TO-220, 5 PIN |
| 文件頁(yè)數(shù)： | 3/20頁(yè) |
| 文件大?。?/td> | 266K |
| 代理商： | LT1170HVCT |
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3
LT1170/LT1171/LT1172
SYMBOL
V
REF
PARAMETER
Reference Voltage
CONDITIONS
Measured at Feedback Pin
V
C
= 0.8V
V
FB
= V
REF
MIN
1.224
1.214
TYP
1.244
1.244
350
MAX
1.264
1.274
750
1100
6000
7000
350
400
2.30
0.52
0.03
UNITS
V
V
G
I
B
Feedback Input Current
nA
nA
G
g
m
Error Amplifier
Transconductance
Error Amplifier Source or
Sink Current
Error Amplifier Clamp
Voltage
Reference Voltage Line
Regulation
Error Amplifier Voltage Gain
Minimum Input Voltage (Note 5)
Supply Current
Control Pin Threshold
I
C
=
±
25
μ
A
3000
2400
150
120
1.80
0.25
4400
μ
mho
μ
mho
G
V
C
= 1.5V
200
μ
A
μ
A
V
V
G
Hi Clamp, V
FB
= 1V
Lo Clamp, V
FB
= 1.5V
3V
≤
V
IN
≤
V
MAX
V
C
= 0.8V
0.9V
≤
V
C
≤
1.4V
0.38
G
%/V
A
V
500
800
2.6
6
0.9
V/V
G
3.0
9
1.08
1.25
0.54
V
I
Q
3V
≤
V
IN
≤
V
MAX
, V
C
= 0.6V
Duty Cycle = 0
mA
0.8
0.6
0.4
V
V
V
G
Normal/Flyback Threshold
on Feedback Pin
Flyback Reference Voltage
(Note 5)
Change in Flyback Reference
Voltage
Flyback Reference Voltage
Line Regulation (Note 5)
Flyback Amplifier
Transconductance (g
m
)
Flyback Amplifier Source
and Sink Current
Output Switch Breakdown
Voltage
0.45
V
FB
I
FB
= 50
μ
A
15.0
14.0
4.5
16.3
17.6
18.0
9
V
V
V
G
0.05
≤
I
FB
≤
1mA
6.8
I
FB
= 50
μ
A
7V
≤
V
IN
≤
V
MAX
I
C
=
±
10
μ
A
0.01
0.03
%/V
150
300
650
μ
mho
V
C
= 0.6V
I
FB
= 50
μ
A
3V
≤
V
IN
≤
V
MAX
,
I
SW
= 1.5mA
Source
Sink
LT1170/LT1171/LT1172
LT1170HV/LT1171HV/LT1172HV
LT1172S8
G
G
15
25
65
75
60
32
40
90
90
80
0.15
0.30
0.60
8
4
2
70
70
μ
A
μ
A
V
V
V
A/V
A/V
A/V
BV
G
G
G
V
SAT
Output Switch
“On” Resistance (Note 3)
LT1170
LT1171
LT1172
LT1170
LT1171
LT1172
Duty Cycle = 50%
Duty Cycle = 50%
Duty Cycle = 80% (Note 4)
Duty Cycle = 50%
Duty Cycle = 50%
Duty Cycle = 80% (Note 4)
Duty Cycle = 50%
Duty Cycle = 50%
Duty Cycle = 80% (Note 4)
G
G
G
0.24
0.50
1.00
Control Voltage to Switch
Current Transconductance
I
LIM
Switch Current Limit
(LT1170)
T
J
≥
25
°
C
T
J
<
25
°
C
G
G
G
5
5
4
10
11
10
5.0
5.5
5.0
3.0
3.5
2.5
A
A
A
A
A
A
A
A
A
(LT1171)
T
J
≥
25
°
C
T
J
<
25
°
C
G
G
G
2.5
2.5
2.0
1.25
1.25
1.00
(LT1172)
T
J
≥
25
°
C
T
J
<
25
°
C
G
G
G
The
G
denotes the specifications which apply over the full operating tem-
perature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 15V, V
C
= 0.5V, V
FB
= V
REF
, output pin open, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LT1170HVI | CAPACITOR, 0805, 100NF, 50V; Application:Standard; Capacitance:0.1uF; Tolerance, capacitance:+80% / -20%; Series:08055G; Voltage, rating:50V dc; Capacitor dielectric type:Ceramic Multi-Layer; Case style:0805; Dielectric RoHS Compliant: Yes |
| LT1170HVIT | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| LT1171HVC | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| LT1171HVCQ | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| LT1171HVCT | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LT1170HVCT#06 | 制造商:Linear Technology 功能描述:100kHz, 5A, 2.5A and 1.25A High Efficiency Switching Regulator |
| LT1170HVCT#06PBF | 功能描述:IC REG MULTI CONFIG ADJ TO220-5 RoHS:是 類(lèi)別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:250 系列:- 類(lèi)型:降壓（降壓） 輸出類(lèi)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(kāi)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(lèi)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(yè)面:1032 (CN2011-ZH PDF) 其它名稱(chēng):296-25628-2 |
| LT1170HVCT#06PBF | 制造商:Linear Technology 功能描述:IC DC-DC CONV BOOST/BUCK 10 制造商:Linear Technology 功能描述:IC, DC-DC CONV, BOOST/BUCK, 100KHZ, TO-2 |
| LT1170HVCT#30PBF | 制造商:Linear Technology 功能描述:IC REG MULTI CONFIG ADJ TO220 |
| LT1170HVCT#33 | 制造商:Linear Technology 功能描述: |
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