MAX607EUA Maxim Integrated Products, MAX607EUA Datasheet

IC CONV DCDC F/FLASH MEM 8-UMAX

MAX607EUA

Manufacturer Part Number
MAX607EUA
Description
IC CONV DCDC F/FLASH MEM 8-UMAX
Manufacturer
Maxim Integrated Products
Datasheet

Specifications of MAX607EUA

Applications
Converter, Flash Memory PCMCIA Cards
Voltage - Input
3 ~ 5.5 V
Number Of Outputs
1
Voltage - Output
12V, 3 ~ 12.5 V
Operating Temperature
0°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MAX607EUA+
Manufacturer:
MAXIM/美信
Quantity:
20 000
The MAX606/MAX607 are the smallest CMOS, step-up
DC-DC converters available for flash memory and PC
(PCMCIA) cards. They switch at up to 1MHz, permitting
the entire circuit to fit in 0.25in
1.35mm high to fit Type 1, 2, and 3 card standards.
These devices operate from a 3V to 5.5V input and pro-
vide a ±4% accurate output that is preset to 5V or 12V,
or adjustable from V
180mA of output current at 5V.
The MAX606 switches at up to 1MHz and fits Type 1
(thinnest standard) flash memory and PCMCIA cards. It
uses a thin, 1.19mm high, 5µH inductor and small,
0.68µF output capacitors. The entire circuit fits in
0.25in
The MAX607 switches at up to 500kHz, fitting Type 2
and 3 cards, as well as hand-held devices where
height requirements are not as critical. It uses less
board area than the MAX606, fitting in 0.16in
requires 2.5mm of height. It also has a lower no-load
supply current than the MAX606.
Both devices use a unique control scheme that optimizes
efficiency over all input and output voltages. Other fea-
tures include 1µA logic-controlled shutdown and user-
controlled soft-start to minimize inrush currents.
The MAX606/MAX607 come in 8-pin µMAX and SO
packages. The µMAX package uses half the board
area of a standard 8-pin SO and has a maximum height
of just 1.11mm.
________________________Applications
19-0459; Rev 1; 1/99
For free samples & the latest literature: http://www.maxim-ic.com, or phone 1-800-998-8800.
For small orders, phone 1-800-835-8769.
DC-DC Converters for Flash Memory/PCMCIA Cards
TOP VIEW
2
PCMCIA Cards
Memory Cards
Single PCMCIA Slot Programming
Digital Cameras
Flash Memory Programming
Hand-Held Equipment
and is less than 1.35mm high.
PGND
SHDN
________________________________________________________________ Maxim Integrated Products
FB
IN
Low-Profile, 5V/12V or Adjustable, Step-Up
IN
1
2
3
4
to 12.5V. They can provide up to
General Description
SO/ MAX
MAX606
MAX607
Pin Configuration
2
, yet remain under
8
7
6
5
LX
OUT
SS
GND
2
, but
____________________________Features
MAX606ESA
MAX606EUA
MAX607ESA
MAX607EUA
Lowest-Height Circuit (1.35mm max)
±4% Regulated Output (5V, 12V, or Adjustable)
Up to 180mA Load Current
1MHz Switching Frequency (MAX606)
1µA Logic-Controlled Shutdown
3V to 5.5V Input Voltage Range
Compact 8-Pin µMAX Package
0.68 F
INPUT
+4.5V TO +5.5V
PART
ON/OFF
0.68 F
Typical Operating Circuit
SHDN
FB
GND
0.1 F
MAX606
TEMP. RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
PGND
Ordering Information
IN
OUT
LX
5 H
PIN-PACKAGE
8 SO
8 µMAX
8 SO
8 µMAX
OUTPUT
12V @ 90mA
0.68 F
x 2
1

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MAX607EUA Summary of contents

Page 1

... Regulated Output (5V, 12V, or Adjustable) , yet remain under Up to 180mA Load Current 1MHz Switching Frequency (MAX606) 1µA Logic-Controlled Shutdown 3V to 5.5V Input Voltage Range Compact 8-Pin µMAX Package 2 , but PART MAX606ESA MAX606EUA MAX607ESA MAX607EUA INPUT +4.5V TO +5.5V 0.68 F ON/OFF OUT GND Ordering Information TEMP ...

Page 2

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards ABSOLUTE MAXIMUM RATINGS IN to GND .................................................................-0.3V to +6V LX, OUT to GND .....................................................-0.3V to +15V PGND to GND.....................................................................±0. GND ..................................................-0. SS, SHDN to GND ...

Page 3

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards ELECTRICAL CHARACTERISTICS = 3.3V, GND = PGND = FB = 0V, SHDN = IN PARAMETER Supply Voltage Undervoltage Lockout Threshold Output Voltage (Note 1) FB Regulation ...

Page 4

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards (V = 3.3V +25°C, unless otherwise noted MAXIMUM OUTPUT CURRENT vs. INPUT VOLTAGE 700 MAX606 (V = 5V) OUT 600 MAX607 (V = 5V) OUT ...

Page 5

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards (V = 3.3V +25°C, unless otherwise noted MAX606 MAXIMUM OUTPUT CURRENT vs. INDUCTOR VALUE 400 A 350 300 B 250 200 150 C 100 A: ...

Page 6

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards (V = 3.3V +25°C, unless otherwise noted MAX606 LOAD-TRANSIENT RESPONSE OUTPUT 50mV/div OUTPUT 20mA/div 10 s/div I = 5mA to 60mA, OUTPUT = 12V, INPUT ...

Page 7

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards PIN NAME 1 PGND Power Ground. Source of n-channel power MOSFET. Feedback Input. Connect to IN for 5V output, to GND for 12V output resistive voltage ...

Page 8

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards Table 1. Suggested Components for 12V Standard Application Circuit of Figure 2 DESIGNATION MAX606 5µH inductor L1 Dale ILS-3825-XX 0.5A, 20V diode D1 Motorola MBR0520L C1 0.1µF ceramic cap. ...

Page 9

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards IN OFF UNDER- VOLTAGE LOCKOUT MAX606 MAX607 SHDN INT/EXT FB DUAL MODE FB 5V/12V Figure 3. Functional Diagram The on/off times are determined by the input and output voltages: ...

Page 10

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards INPUT IN LX MAX606 R1 OUT MAX607 FB GND PGND R2 Figure 4. Adjustable Output Voltage When FB is connected GND, an internal volt- age divider ...

Page 11

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards The MAX606/MAX607’s high switching frequency demands a high-speed rectifier. Use a Schottky diode with at least a 0.5A average current rating and a 1.2A peak current rating, such as ...

Page 12

Low-Profile, 5V/12V or Adjustable, Step-Up DC-DC Converters for Flash Memory/PCMCIA Cards ________________________________________________________Package Information 12 ______________________________________________________________________________________ ...

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