MAX472CPA
3.0V to 5.5V, Low-Power, up to 1Mbps, True RS-232 Transceivers
Using Four 0.1レF External Capacitors
Features
♦ Complete High-Side Current Sensing
♦ Precision Internal Sense Resistor (MAX471)
♦ 2% Accuracy Over Temperature
♦ Monitors Both Charge and Discharge
♦ 3A Sense Capability with Internal Sense Resistor (MAX471)
♦ Higher Current-Sense Capability with External Sense Resistor
(MAX472)
♦ 100µA Max Supply Current
♦ 18µA Max Shutdown Mode
♦ 3V to 36V Supply Operation
♦ 8-Pin DIP/SO Packages
Applications
Portable PCs: Notebooks/Subnotebooks/Palmtops Smart Battery
Packs Cellular Phones Portable Phones Portable
Test/Measurement Systems Battery-Operated Systems Energy Management
Systems
ABSOLUTE MAXIMUM RATINGS
Supply Voltage, RS+, RS-, VCC to GND....................-0.3V, +40V
RMS Current, RS+ to RS- (MAX471
only)..........................±3.3A
Peak Current, (RS+ to RS-)
......................................see Figure 5
Differential Input Voltage, RG1 to RG2 (MAX472 only) .....±0.3V
Voltage at Any Pin Except SIGN MAX471 only
...........................................-0.3V to (RS+ - 0.3V)
MAX472 only ..........................................-0.3V to (VCC
+ 0.3V)
Voltage at
SIGN......................................................-0.3V to
+40V
Current into SHDN, GND, OUT, RG1, RG2, VCC................±50mA
Current into
SIGN.................................................+10mA, -50mA
Continuous Power Dissipation (TA = +70°C)
MAX471 (Note 1): Plastic DIP (derate 17.5mW/°C above +70°C)
..................1.4W
SO (derate 9.9mW/°C above +70°C).............................791mW
MAX472 : Plastic DIP (derate 9.09mW/°C above +70°C)
..............727mW
SO (derate 5.88mW/°C above +70°C)...........................471mW
Operating Temperature Ranges
MAX47_C_A........................................................0°C
to +70°C MAX47_E_A
.....................................................-40°C to +85°C
Junction Temperature Range ............................-60°C to
+150°C
Storage Temperature Range .............................-60°C to
+160°C
Lead Temperature (soldering, 10sec)
.............................+300°C
A part of stock list
| TRIAC BTA06-600CW | 150 | ST | 628 |
| TRIAC BTA24-600CW | 150 | ST | 608 |
| C.I HT9200A | 200 | HOLTEK | N7G074G |
| C.I 24LC512-I/SM | 150 | MICROCHIP | 16256H6 |
| C.I MCP2551-I/SN | 150 | MICROCHIP | 1631W3P/1623HVP |
| C.I M74HC4051TTR | 150 | ST | Z404 |
| LTC1149CS-5#TRPBF | 240 | LINEAR | 1218/1227 |
REDE RED. SMD 4X150R 5%
YC164-JR-07150RL | 10000 | YAGEO | 1602 |
CAP CER 56000PF/25V 10%
06033C563KAT2A | 28000 | AVX | 1626 |
| 0603ESDA-TR1 | 5000 | COOPER | C81X0741 |
| GRM1885C1H180JA01D | 12000 | MURATA | IA6903WR4 |
| 0459003.UR | 10000 | LITTELFUSE | 07/02/28,20,21,14,/07/03/25,24,19,/07/01/31/3A/125V/459 |
| BLM41PG750SN1L | 20000 | MURATA | IA5D12058 |
| RC2512JK-073R6L | 8000 | YAGEO | 1625 |
| AO3400A | 3000 | ALPHA | 16K/X0KB32 |
| BLM41PG750SN1L | 15000 | MURATA | IA5D12058 |
| RC2512JK-073R6L | 12000 | YAGEO | 1625 |
| AO3400A | 27000 | ALPHA | 16K/X0KB32 |
| BSS84LT1G | 6000 | ON | 1615/PD |
| RC2512JK-071RL | 12000 | YAGEO | 1625 |
| PBY201209T-102Y-N | 4000 | CHILISIN | 2016-3-6 |
BEAD 11R
PBY321611T-110Y-N | 9000 | CHILISIN | 2016-4-16 |
| USBLC6-2P6 | 30000 | ST | 1627/1609/F |
| RC2512JK-07110RL | 40000 | YAGEO | 1628 |
| TDA1517/N3 | 1600 | | 12293 |
CAP MC 10UF/10V 10%
CC0805ZKY5V6BB106 | 6000 | YAGEO | 1612 |
| DIO US1A-13-F | 10000 | DIODES | 1630/US1A |
| CAP MC 4.7UF 6.3V 10% X5R GRM188R60J475KE19D | 8000 | MURATA | IA6903WR4 |
| CL31B225KBHNNNE | 8000 | SAMSUNG | AC7JO2H |
| C1210C106M5PACTU | 10000 | KEMET | 1603 |
