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参数资料
| 型号： | LTC3634IUFD#PBF |
| 厂商： | LINEAR TECHNOLOGY CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 5.5 A DUAL SWITCHING CONTROLLER, 4600 kHz SWITCHING FREQ-MAX, PQCC28 |
| 封装： | 4 X 5 MM, LEAD FREE, PLASTIC, MO-220, QFN-28 |
| 文件页数： | 25/28页 |
| 文件大小： | 359K |
| 代理商： | LTC3634IUFD#PBF |
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LTC3634
6
3634f
Typical perForMance characTerisTics
Valley Current Positive Limit
vs Temperature
Valley Current Negative Limit
vs Temperature
TRACKSS Pull-Up Current
vs Temperature
Load Regulation
VTTR Load Regulation
VDDQ Load Step
Start-Up
Start-Up (Channel 2)
TA = 25°C, VIN = 12V, fSW = 1MHz, L = 1.5μH unless
otherwise noted.
TEMPERATURE (°C)
–50
1.4
1.6
2.0
25
75
3634 G15
1.2
1.0
–25
0
50
100
125
0.8
0.6
1.8
I TRACK
(A)
–50 –25
0
VALLEY
CURRENT
LIMIT
(A)
2.5
3.0
125
3634 G13
2.0
3.5
6.0
4.0
4.5
5.5
5.0
50
25
100
75
TEMPERATURE (°C)
–50 –25
0
VALLEY
CURRENT
LIMIT
(A)
–10
125
3634 G14
–11
–9
–4
–8
–7
–5
–6
25
100
50
75
TEMPERATURE (°C)
VTT Load Step
LOAD CURRENT (A)
–3
0.1
0.2
0.3
–1
1
3634 G16
0
–0.1
–2
0
2
3
–0.2
–0.3
VTTR
ERROR
(%)
VDDQ
VTT
VTTR LOAD CURRENT (mA)
–10
0.1
0.2
–6
–2
3634 G17
0
–0.1
–8
–4
0
4
8
2
6
10
–0.2
VTTR
ERROR
(%)
20s/DIV
3634 G18
VOUT
100mV/DIV
AC-COUPLED
IL
2A/DIV
VOUT = 1.8V
ILOAD = 0A TO 3A
20s/DIV
3634 G19
VOUT
100mV/DIV
AC-COUPLED
IL
2A/DIV
VOUT = 0.9V
ILOAD = –2A TO 2A
200s/DIV
RUN1 = 5V
3634 G21
VDDQ
VTT
1V/DIV
RUN2
5V/DIV
VTTR
1V/DIV
VDDQ
VTT
200s/DIV
3634 G20
VDDQ
VTT
1V/DIV
RUN1 = RUN2
5V/DIV
VTTR
1V/DIV
VDDQ
VTT
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LTC3634MPFE#PBF | 制造商:Linear Technology 功能描述:IC CONV DDR DDR2 DDR3 28TSSOP 制造商:Linear Technology 功能描述:BUCK 15V 3A 500KHZ-4MHZ TS 制造商:Linear Technology 功能描述:BUCK, 15V, 3A, 500KHZ-4MHZ, TSSOP-28 制造商:Linear Technology 功能描述:DP-SWREG/Monolithic, 15V Dual 3A Monolithic Step Down Regulator for DDR Power |
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| LTC3634MPUFD#PBF | 制造商:Linear Technology 功能描述:IC CONV DDR DDR2 DDR3 28-QFN 制造商:Linear Technology 功能描述:BUCK 15V 3A 500KHZ-4MHZ QF |
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| LTC3637EMSE#PBF | 制造商:Linear Technology 功能描述:IC REG BUCK SYNC ADJ 1A 16MSOP |
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