MAX642AMFB/883B [MAXIM]
Switching Regulator/Controller, Voltage-mode, 56kHz Switching Freq-Max, CMOS, CDFP10;
| 型号： | MAX642AMFB/883B |
| 厂家： | 
MAXIM INTEGRATED PRODUCTS |
| 描述： | Switching Regulator/Controller, Voltage-mode, 56kHz Switching Freq-Max, CMOS, CDFP10 CD |
| 文件： | 总3页 (文件大小：17K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
SCOPE: FIXED OUTPUT, 10W CMOS, STEP-UP SWITCHING REGULATOR
Device Type
01
Generic Number
MAX641AM(x)/883B
Case Outline(s). The case outlines shall be designated in Mil-Std-1835 and as follows:
Outline Letter
MAXIM SMD
Mil-Std-1835
Case Outline
Package Code
J8
JA
P
GDIP1-T8 or CDIP2-T8
8 LEAD CERDIP
Absolute Maximum Ratings
Supply Voltage, VOUT ....................................................................................................... +18V
Output Voltage, LX and LBO ........................................................................................... +18V
Input Voltage, LBI, LBO, VFB and COMP......................................... -0.3V to (+VOUT+0.3V)
LX Output Current ............................................................................................... 450 mA Peak
LBO Output Current ........................................................................................................ 50mA
Lead Temperature (soldering, 10 seconds) ...........................................................……..... +300°C
Storage Temperature .............................................................................……….. -65°C to +150°C
Continuous Power Dissipation ..........................................................................……....TA=+70°C
8 lead CERDIP(derate 8.0mW/°C above +70°C) ..................................................…….. 640mW
Junction Temperature TJ ...................................................................................………. +150°C
Thermal Resistance, Junction to Case
8 lead CERDIP, ΘJC: .....................................................................................………. 55°C/W
Thermal Resistance, Junction to Ambient
8 lead CERDIP. ΘJA: .................................................................................……….. 125°C/W
Recommended Operating Conditions.
Ambient Operating Range (TA) ............................................................……... -55°C to +125°C
Supply Voltage Range (VS)...............................................................……... 2.4V dc to 16.5V dc
OutputVoltage Range (VOUT) ............................................................…….. 2.4V dc to 16.5V dc
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 of MAX641/883B
for SMD 5962-93254
19-0414
Page 2 of
Rev. B
5
TABLE 1 ELECTRICAL TESTS
Group A
Subgroup
Device
type
PARAMETER
Symbol
CONDITIONS
-55 °C ≤TA≤ +125°C
VIN=+3.0V
Limits
Min
1/
Limits
Max
1/
Units
Unless otherwise specified
All
All
Operating Voltage
Start-up Voltage
+VS
VSU
Voltage at VOUT
Voltage at VOUT
1,2,3
1
2,3
2.0
1.5
1.8
16.4
V
V
All
All
Supply Current
NOTE 1
Reference Voltage VREF
LX Off, VOUT=+5V
1,2,3
0.4 mA
IS
1
2,3
1.24
1.20
1.38
1.42
V
V
All
All
All
All
All
All
All
All
All
All
Output Voltage
VOUT
fO
No load, VFB=GND, NOTE 1
VOUT=+5V
1,2,3
4.75
5.25
Oscillator
4
4
1
40
50 kHz
Frequency Range
Oscillator Duty
Cycle
ODC
RLXON
ILX
40
60
%
LX On Resistance
IX=100mA, VOUT=5V
12
7
Ω
V
OUT=15V
Leakage Current
VLX=16.5V
IF=100mA
1
2,3
1
1
100
1.0
µA
V
Diode Forward
Voltage
VFB Input Bias
Current
Low Battery Input
Bias Current
Low-Battery
Output Current
Low Battery
Output Leakage
Current
VF
IFB
1
10 nA
10 nA
mA
ILBI
1
ILBO
ILBOL
VLBO=0.4V, VLBI=1.1V
1,2,3
1,2,3
0.5
VLBO=+16.5V, VLBI=+1.4V
3.0
µA
NOTE 1: Guaranteed by correlation with DC pulse measurements.
ORDERING INFORMATION MAXIM PART NUMBER SMD NUMBER
01 MAX641AMJA/883B 5962-9325401MPA
TERMINAL NUMBER
8 LEAD CERDIP
LBI
LBO
GND
LX
VOUT
EXT
VFB
1
2
3
4
5
6
7
8
COMP
----------------------------
Electrical Characteristics of MAX641/883B
for SMD 5962-93254
19-0414
Page 3 of
Rev. B
5
QUALITY ASSURANCE
Sampling and inspection procedures shall be in accordance with MIL-Prf-38535, Appendix A as specified in Mil-
Std-883.
Screening shall be in accordance with Method 5004 of Mil-Std-883. Burn-in test Method 1015:
1. Test Condition, A, B, C, or D.
2. TA = +125°C minimum.
3. Interim and final electrical test requirements shall be specified in Table 2.
Quality conformance inspection shall be in accordance with Method 5005 of Mil-Std-883, including Groups A, B,
C, and D inspection.
Group A inspection:
1. Tests as specified in Table 2.
2. Selected subgroups in Table 1, Method 5005 of Mil-Std-883 shall be omitted.
Group C and D inspections:
a. End-point electrical parameters shall be specified in Table 1.
b. Steady-state life test, Method 1005 of Mil-Std-883:
1. Test condition A, B, C, D.
2. TA = +125°C, minimum.
3. Test duration, 1000 hours, except as permitted by Method 1005 of Mil-Std-883.
TABLE 2.
ELECTRICAL TEST REQUIREMENTS
Mil-Std-883 Test Requirements
Subgroups
per Method 5005, Table 1
Interim Electric Parameters
Method 5004
1
Final Electrical Parameters
Method 5005
Group A Test Requirements
Method 5005
1*, 2, 3, 4
1, 2, 3, 4
1
Group C and D End-Point Electrical Parameters
Method 5005
*
PDA applies to Subgroup 1 only.
----------------------------
Electrical Characteristics of MAX641/883B
for SMD 5962-93254
19-0414
Page 4 of
Rev. B
5
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