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参数资料
| 型号： | LTC3425EUH#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/24页 |
| 文件大小： | 0K |
| 描述： | IC REG BOOST SYNC ADJ 5A 32QFN |
| 标准包装： | 2,500 |
| 类型： | 升压（升压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 2.4 V ~ 5.25 V |
| 输入电压： | 0.5 V ~ 4.5 V |
| PWM 型： | 电流模式，混合 |
| 频率 - 开关： | 100kHz ~ 2MHz |
| 电流 - 输出： | 5A |
| 同步整流器： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 32-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | 32-QFN 裸露焊盘（5x5） |
LTC3425
ABSOLUTE
(Note 1)
AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
V IN Voltage ................................................. – 0.3V to 6V
SWA-D Voltages .......................................... – 0.3V to 6V
TOP VIEW
V OUTA-D , V OUTS Voltages............................ – 0.3V to 6V
BURST, SHDN, SS, REFEN, SYNCOUT, PGOOD,
REFOUT, CCM, SYNCIN Voltages ............... – 0.3V to 6V
Operating Ambient Temperature Range
(Note 5) .............................................. – 40 ° C to 85 ° C
Storage Temperature Range ................. – 65 ° C to 125 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
GNDA 1
GNDA 2
SWA 3
V OUTA 4
V OUTB 5
SWB 6
GNDB 7
GNDB 8
32 31 30 29 28 27 26 25
33
24 GNDD
23 GNDD
22 SWD
21 V OUTD
20 V OUTC
19 SWC
18 GNDC
17 GNDC
9 10 11 12 13 14 15 16
UH PACKAGE
32-LEAD (5mm × 5mm) PLASTIC QFN
T JMAX = 125 ° C, θ JA = 40 ° C/W 1 LAYER BOARD,
θ JA = 35 ° C/W 4 LAYER BOARD, θ JC = 1.1 ° C/W
EXPOSED PAD IS GND (PIN 33) MUST BE SOLDERED TO PCB
ORDER PART
NUMBER
LTC3425EUH
UH PART
MARKING
3425
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V IN = 1.2V, V OUT = 3.3V, R T = 15k, unless otherwise noted.
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Start-Up Voltage
Minimum Operating Voltage
V OUT = 0V, I LOAD < 1mA
(Note 3)
q
0.88
1
0.5
V
V
Output Voltage Adjust Range
q
2.4
5.25
V
Feedback Regulation Voltage
Feedback Input Current
V OUT Quiescent Current—Burst Mode Operation
V IN Quiescent Current—Shutdown
V OUT Quiescent Current—Active
NMOS Switch Leakage
PMOS Switch Leakage
NMOS Switch On Resistance
PMOS Switch On Resistance
BURST = 0V, REFEN = 0V, FB = 1.3V (Note 2)
BURST = 0V, REFEN = 2V, FB = 1.3V (Note 2)
SHDN = 0V, V OUT = 0V, Not Including Switch Leakage
V C = 0V, Nonswitching (Note 2)
V SW = 5V
V SW = 5V, V OUT = 0V
(Note 4)
(Note 4)
q
1.196
1.220
1
12
18
0.1
1.8
0.1
0.1
0.04
0.05
1.244
50
25
35
1
3
5
10
V
nA
μ A
μ A
μ A
mA
μ A
μ A
?
?
NMOS Current Limit
I LIM Resistor = 75k (Note 4)
I LIM Resistor = 200k (Note 4)
q
q
5.0
1.8
7.0
2.7
A
A
3425f
2
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| LTC3426ES6#TRMPBF | 功能描述:IC REG BOOST ADJ 2A TSOT23-6 RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 产品培训模块:High Efficiency Current Mode Switching Regulators CMOS LDO Regulators 特色产品:BD91x Series Step-Down Regulators 标准包装:2,500 系列:- 类型:降压（降压） 输出类型:两者兼有 输出数:2 输出电压:3.3V，0.8 V ~ 2.5 V 输入电压:4.5 V ~ 5.5 V PWM 型:电流模式 频率 - 开关:1MHz 电流 - 输出:1.5A 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:20-VFQFN 裸露焊盘 包装:带卷 (TR) 供应商设备封装:VQFN020V4040 产品目录页面:1373 (CN2011-ZH PDF) 其它名称:BD9152MUV-E2TR |
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