参数资料
型号: MAX5065EAI+
厂商: Maxim Integrated Products
文件页数: 3/32页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 28-SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 46
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
占空比: 90%
电源电压: 4.75 V ~ 28 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
包装: 管件
Dual-Phase, +0.6V to +3.3V Output Parallelable,
Average-Current-Mode Controllers
ELECTRICAL CHARACTERISTICS (continued)
(V CC = +5V, circuit of Figure 1, T A = -40 ° C to +85 ° C, unless otherwise noted. Typical specifications are at T A = +25 ° C.) (Note 1)
PARAMETER
CLKOUT Phase Shift
(At f SW = 125kHz)
CLKIN Input Pulldown Current
SYMBOL
φ CLKOUT
I CLKIN
CONDITIONS
PHASE = V CC
PHASE = unconnected
PHASE = SGND
MIN
115
85
55
3
TYP
120
90
60
5
MAX
125
95
65
7
UNITS
degrees
μA
CLKIN High Threshold
CLKIN Low Threshold
CLKIN High Pulse Width
PHASE High Threshold
PHASE Low Threshold
V CLKINH
V CLKINL
t CLKIN
V PHASEH
V PHASEL
2.4
200
4
0.8
1
V
V
ns
V
V
PHASE Input Bias Current
CLKOUT Output Low Level
I PHASEBIAS
V CLKOUTL
I SINK = 2mA (Note 2)
-50
+50
100
μA
mV
CLKOUT Output High Level
V CLKOUTH I SOURCE = 2mA (Note 2)
4.5
V
CURRENT LIMIT
Average Current-Limit Threshold
Reverse Current-Limit Threshold
Cycle-by-Cycle Current Limit
Cycle-by-Cycle Overload
Response Time
V CL
V CLR
V CLPK
t R
CSP_ to CSN_
CSP_ to CSN_
CSP_ to CSN_ (Note 3)
V CSP _ to V CSN _ = +150mV
45
-3.9
90
48
112
260
51
-0.2
130
mV
mV
mV
ns
CURRENT-SENSE AMPLIFIER
CSP_ to CSN_ Input Resistance
R CS _
4
k ?
Common-Mode Range
Input Offset Voltage
Amplifier Gain
3dB Bandwidth
V CMR(CS)
V OS(CS)
A V(CS)
f 3dB
-0.3
-1
18
4
+3.6
+1
V
mV
V/V
MHz
CURRENT-ERROR AMPLIFIER (TRANSCONDUCTANCE AMPLIFIER)
Transconductance
gm ca
550
μS
Open-Loop Gain
A VOL(CE)
No load
50
dB
DIFFERENTIAL VOLTAGE AMPLIFIER (DIFF)
Common-Mode Voltage Range
DIFF Output Voltage
Input Offset Voltage
V CMR(DIFF)
V CM
V OS(DIFF)
V SENSE+ = V SENSE- = 0
-0.3
-1
0.6
+1.0
+1
V
V
mV
Amplifier Gain
3dB Bandwidth
Minimum Output Current Drive
SENSE+ to SENSE- Input
Resistance
A V(DIFF)
f 3dB
I OUT(DIFF)
R VS _
C DIFF = 20pF
0.997
1.0
50
1
3
100
1.003
V/V
MHz
mA
k ?
_______________________________________________________________________________________
3
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