参数资料
型号: L5985
厂商: STMICROELECTRONICS
元件分类: 稳压器
英文描述: 2 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO8
封装: 3 X 3 MM, 1.08 MM HEIGHT, LEAD FREE, VFQFPN-8
文件页数: 34/37页
文件大小: 856K
代理商: L5985
Electrical characteristics
L5985
6/37
Doc ID 13006 Rev 5
Error amplifier
VCH
High level output voltage
VFB < 0.6 V
3
V
VCL
Low level output voltage
VFB > 0.6 V
0.1
IFB
Bias source current
VFB = 0 V to 0.8 V
1
μA
IO SOURCE Source COMP pin
VFB = 0.5 V, VCOMP = 1 V
20
mA
IO SINK
Sink COMP pin
VFB = 0.7 V,
VCOMP = 1 V
25
mA
GV
Open loop voltage gain
(2)
100
dB
Synchronization function
High input voltage
2
3.3
V
Low input voltage
1
Slave sink current
VSYNCH = 2.9 V
0.7
0.9
mA
Master output amplitude
ISOURCE = 4.5 mA
2.0
V
Output pulse width
SYNCH floating
110
ns
Input pulse width
70
Protection
IFBDISC
FB disconnection source
current
1
μA
TSHDN
Thermal shutdown
150
°C
Hysteresis
30
1.
Specification referred to TJ from -40 to +125 °C. Specification in the -40 to +125 °C temperature range are
assured by design, characterization and statistical correlation.
2.
Guaranteed by design.
Table 4.
Electrical characteristics
Symbol
Parameter
Test condition
Values
Unit
Min
Typ
Max
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相关代理商/技术参数
参数描述
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L5986 功能描述:直流/直流开关调节器 2.5 A buck switching regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
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