参数资料
型号: MAX1964TEEE+
厂商: Maxim Integrated Products
文件页数: 2/30页
文件大小: 0K
描述: IC POWER CTRLR/SEQUENCER 16QSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
应用: 电源控制器,序列发生器
输入电压: 4.5 V ~ 28 V
电流 - 电源: 1.25mA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
供应商设备封装: 16-QSOP
包装: 管件
Tracking/Sequencing Triple/Quintuple
Power-Supply Controllers
ABSOLUTE MAXIMUM RATINGS
IN, B2, B3, B4 to GND............................................-0.3V to +30V
B5 to OUT...............................................................-20V to +0.3V
VL, POK, FB, FB2, FB3, FB4, FB5 to GND ...............-0.3V to +6V
LX to BST..................................................................-6V to +0.3V
BST to GND ............................................................-0.3V to +36V
DH to LX ....................................................-0.3V to (V BST + 0.3V)
DL, OUT, COMP, ILIM to GND......................-0.3V to (V L + 0.3V)
Continuous Power Dissipation (T A = +70 ° C)
16-Pin QSOP (derate 8.3mW/ ° C above +70 ° C)...........666mW
20-Pin QSOP (derate 9.1mW/ ° C above +70 ° C)...........727mW
Operating Temperature Range ...........................-40 ° C to +85 ° C
Junction Temperature ......................................................+150 ° C
Storage Temperature Range .............................-65 ° C to +150 ° C
Lead Temperature (soldering, 10s) .................................+300 ° C
VL Output Current ...............................................................50mA
VL Short Circuit to GND.................................................. ≤ 100ms
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional
operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to
absolute maximum rating conditions for extended periods may affect device reliability.
ELECTRICAL CHARACTERISTICS
(V IN = 12V, ILIM = FB = GND, V BST - V LX = 5V, T A = 0°C to +85°C . Typical values are at T A = +25 ° C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GENERAL
Operating Input Voltage Range
(Note 1)
Quiescent Supply Current
V IN
I IN
V FB = 0, V OUT = 4V,
V FB2 = V FB3 = V FB4 = 1.5V,
V FB5 = -0.1V
MAX1964
MAX1965
4.5
1.25
1.5
28
2.5
3.0
V
mA
VL REGULATOR
Output Voltage
VL
6V < V IN < 28V, 0.1mA < I LOAD <20mA
4.75
5.00
5.25
V
Line Regulation
V IN = 6V to 28V
3.0
%
Undervoltage Lockout Trip Level
Minimum Bypass Capacitance
V UVLO
C BYP(MIN)
VL rising, 3% hysteresis (typ)
10m ? < ESR < 500m ?
3.2
3.5
1
3.8
V
μ F
DC-DC CONTROLLER
Output Voltage (Preset Mode)
Typical Output Voltage Range
(Adjustable Mode) (Note 2)
V OUT
V OUT
FB = GND
3.272
V SET
3.34
3.355
0.75 ? V IN
V
V
FB Set Voltage (Adjustable
Mode)
FB Dual-Mode ? Threshold
FB Input Leakage Current
FB to COMP Transconductance
Current-Sense Amplifier Voltage
Gain
Current-Limit Threshold
(Internal Mode)
Current-Limit Threshold
(External Mode)
Switching Frequency
V SET
I FB
g m
A LIM
V VALLEY
V VALLEY
f OSC
FB = COMP
V FB = 1.5V
FB = COMP, I COMP = ± 5 μ A
V IN - V LX = 250mV
V ILIM = 5.0V
V ILIM = 2.5V
1.221
50
70
4.46
190
440
160
1.236
100
0.01
100
4.9
250
530
200
1.252
150
100
140
5.44
310
620
240
V
mV
nA
μ S
V/V
mV
mV
kHz
Dual Mode is a trademark of Maxim Integrated Products, Inc.
2
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