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参数资料
| 型号： | SP6127EK1-L |
| 厂商： | Exar Corporation |
| 文件页数： | 2/12页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM VM 6TSOT |
| 标准包装： | 1 |
| PWM 型： | 电压模式 |
| 输出数： | 1 |
| 频率 - 最大： | 1.05MHz |
| 占空比： | 100% |
| 电源电压： | 4.5 V ~ 29 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | SOT-23-6 细型，TSOT-23-6 |
| 包装： | 散装 |
| 其它名称： | 1016-1392 |
ABSOLUTE MAXIMUM RATINGS
These are stress ratings only, and functional operation of the
device at these ratings or any other above those indicated in
the operation sections of the specifications below is not
implied. Exposure to absolute maximum rating conditions for
extended periods of time may affect reliability.
Input Voltage….................................................-0.3V to 30V
Lx………………………………………………….…-2V to 30V
FB……………..................................................-0.3V to 5.5V
Storage Temperature..………………...……-65 ° C to 150 ° C
Junction Temperature...................................-40 ° C to 125 ° C
Lead Temperature (Soldering, 10 sec)…..…………..300 ° C
ESD Rating………..….…1kV LX, 2kV all other nodes, HBM
____________________________________________ ELECTRICAL SPECIFICATIONS
Specifications are for T AMB =T J =25 ° C, and those denoted by ? apply over the full operating range, -40 ° C< T j <125 ° C. Unless
otherwise specified: VIN =4.5V to 29V, C IN = 4.7 μ F.
PARAMETER
UVLO Turn-On Threshold
UVLO Turn-Off Threshold
MIN
4.2
4.0
TYP
4.35
4.15
MAX
4.5
4.4
UNITS
V
V
?
CONDITIONS
0 ° C< T j <125 ° C
0 ° C< T j <125 ° C
UVLO Hysteresis
0.2
V
Operating Input Voltage Range
Operating Input Voltage Range
Operating VCC Current
Reference Voltage Accuracy
Reference Voltage Accuracy
4.5
7
0.3
0.5
0.5
29
29
3
1
2
V
V
mA
%
%
?
?
0 ° C< T j <125 ° C
VFB=1.2V
Reference Voltage
0.594
0.6
0.606
V
Reference Voltage
Switching Frequency
0.588
750
0.6
900
0.612
1050
V
kHz
?
Peak-to-peak ramp Voltage
V IN /5
V
Minimum ON-Pulse Duration
40
100
ns
?
Minimum Duty Cycle
Maximum Duty Cycle
100
0
%
%
Gate Driver Turn-Off Resistance
Gate Driver Pull-Down
Resistance
Gate Driver Pull-up Resistance
50
4
3
60
8
6
k
Internal resistor between GATE and
VIN
VIN=12V, V FB =0.5V, Measure
resistance between GATE and VDR
VIN=12V, V FB =0.7V, Measure
resistance between GATE and VIN
VIN - VDR voltage difference
4.5
5.5
V
?
Measure VIN – VDR, VIN>7V
Overcurrent Threshold
LX pin Input Current
270
25
300
30
330
35
mV
uA
Measure VIN - LX
V LX = VIN
OFF interval during hiccup
70
ms
Soft start time
3
5
9
ms
VFB=0.58V, measure between
VIN=4.5V and first GATE pulse
SHDN Threshold
0.8
1.0
1.2
V
?
Apply voltage to FB
SHDN Threshold Hysteresis
100
mV
Jan28-08 RevE
SP6127 TSOT-6 PFET Buck Controller
Page 2
? 2007 Exar Corporation
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相关代理商/技术参数 |
参数描述 |
|---|---|
| SP6127EK1L/TR | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:High-Voltage, Step-Down Controller in TSOT6 |
| SP6127EK1-L/TR | 功能描述:电压模式 PWM 控制器 High-Voltage Step Down Controller RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel |
| SP6128A | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Low Voltage, Synchronous Step Down PWM Controller Ideal for 2A to 10A, Small Footprint, DC-DC Power Converters |
| SP6128A_05 | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Low Voltage, Synchronous Step Down PWM Controller Ideal for 2A to 10A, Small Footprint, DC-DC Power Converters |
| SP6128AB | 制造商:SIPEX 制造商全称:Sipex Corporation 功能描述:Non-Isolated DC-DC SIP Modules:3.0Vdc-5.5Vdc In, 0.9Vdc-3.3Vdc out, 10A |
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