3.3V/5V or Adjustable-Output,

Step-Up DC-DC Converters

______________________________________________________________________________________

11

__Ordering Information (continued)

___________________Chip Topography

TRANSISTOR COUNT: 357;

SUBSTRATE CONNECTED TO OUT.

-55°C to +125°C

MAX859MJA

8 SO

-40°C to +85°C

MAX859ESA

Dice*

0°C to +70°C

MAX859C/D

8 µMAX

0°C to +70°C

MAX859CUA

8 SO

0°C to +70°C

MAX859CSA

-55°C to +125°C

MAX858MJA

8 SO

-40°C to +85°C

MAX858ESA

Dice*

0°C to +70°C

MAX858C/D

8 µMAX

0°C to +70°C

MAX858CUA

8 SO

0°C to +70°C

MAX858CSA

PIN-PACKAGE

TEMP. RANGE

PART

GND

LBI

OUT

3/5 OR FB*

REF

LX

0.084"

(2.1336mm)

0.058"

(1.4732mm)

SHDN

LBO

*3/5 FOR MAX856/MAX858; FB FOR MAX857/MAX859.

Table 2. Surface-Mount Inductor Information

MANUFACTURER PART

INDUCTANCE

(

mH)

RESISTANCE

(

W)

RATED CURRENT

(A)

HEIGHT

(mm)

Sumida CDR105B-470

47

0.14

1.0

5.0

Sumida CDR74B-470

47

0.27

0.8

4.5

Sumida CD43-470

47

0.85

0.540

3.2

Sumida CD43-220

22

0.38

0.760

3.2

Murata-Erie LQH4N220

22

0.94

0.320

2.6

Murata-Erie LQH4N470

47

1.5

0.220

2.6

Murata-Erie LQH1N220

22

3.1

0.85

1.8

TDK NLC322522T-220K

22

1.15

0.210

2.2

TDK NLC322522T-470K

47

2.25

0.150

2.2

Coiltronics CTX20-1

20

0.175

1.15

4.2

Coilcraft DT1608-223

22

0.16

0.500

3.2