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参数资料
| 型号： | LX1675ILQ-TR |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | 1.5 A SWITCHING CONTROLLER, 690 kHz SWITCHING FREQ-MAX, PQCC38 |
| 封装： | 5 X 7 MM, ROHS COMPLIANT, PLASTIC, MLPQ-38 |
| 文件页数： | 15/19页 |
| 文件大小： | 324K |
| 代理商： | LX1675ILQ-TR |
LX1675
PRODUCTION DATA SHEET
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 5
Copyright
2004
Rev. 1.2a, 2006-02-16
WWW
.Microse
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i
.CO
M
Multiple Output LoadSHARE PWM
TM
ELECTRICAL CHA RACTERISTICS (CONTINUED)
For the LX1675ILQ the following specifications apply over the ambient temperature -40°C < TA < 85°C and for the LX1675CLQ 0
°C <
TA < 85°C except where otherwise noted and the following test conditions: VIN & VSLR = 12V, VCX = 17V, HOX and LOX =3000pF
Load, FS = 0 (f = 300KHz).
LX1675
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
INTERNAL 5V REGULATOR
Regulated Output
VCCL
Internal + External Load: 0mA < IVCCL < 50mA
4.5
5.5
V
UVLO AND SOFT-START (SS)
Start-Up Threshold
(VCX, VCCL, VIN)
Rising
3.75
4.38
V
Hysteresis
0.30
V
SS Input Resistance
RSS
20
K
SS Shutdown Threshold
VSHDN
100
mV
Hiccup Mode Duty Cycle
CSS = 0.1F
6
%
LINEAR REGULATOR CONTROLLER
Voltage Reference Tolerance
VLDFB = 0.8V, COUT = 330F
3
%
LDO Supply
IVSLR
VSLR = 12V
4
mA
VOH, Output Source Current = 0.5mA
9.0
LDO Gate Drive
VOH, Output Source Current = 10mA
7.35
V
Source Current
ILDGD
VLDGD = 7.5V
10
mA
Sink Current
ILDGD
VLDGD = 0.4V
0.25
mA
LDO Output Voltage Range
VOUT4
0.8
5.25
V
Regulator Disable Threshold
VSSL
100
mV
Line Regulation
Note 2, 1V < VLDO – VOUT4 < 10V,
IVOUT4 = 50mA
-1
1
%
Load Regulation
Note 2
-1
1
%
LOGIC INPUTS
Threshold Logic High
2
V
Threshold Logic Low
0.8
V
FS,SF
Pulldown Resistance
100
K
THERMAL SHUTDOWN
TSD
Hiccup Mode Operation at Limit
160
°C
Die Temperature
Note 1: X = Phase 1, 2, 3
Note 2: System Level Measurement; Closed Loop
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
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相关代理商/技术参数 |
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| LX1676CLQ | 功能描述:IC CTRLR PS VRM BIPHASE 38MLPQ RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:2,000 系列:- 应用:控制器，DSP 输入电压:4.5 V ~ 25 V 输出数:2 输出电压:最低可调至 1.2V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:30-TFSOP（0.173"，4.40mm 宽） 供应商设备封装:30-TSSOP 包装:带卷 (TR) |
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