Datasheet

PMBus 6-Channel Power-Supply Manager
MAX34440
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
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Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
0 9/10 Initial release —
1 1/12
Changed the lead temperature from +260°C to +300°C in the Absolute Maximum
Ratings section; changed the V
IL(MIN) and VI2C_IL(MIN) specs from -0.3V to 0V
in the Recommended Operating Conditions table; changed the INL(MAX) spec
from ±4 LSB to ±8 LSB and removed the DNL parameter in the DC Electrical
Characteristics table
6, 7
2 2/12
Updated the default value for 9Bh in Table 1; added note to Table 2; added the “1.0
or less row” to Table 13; updated the Typical Operating Circuit
15, 16, 27, 42
3 8/13
Added V
DD
rise time and V
DD
source impedance to Recommended Operating
Conditions table, added Note 5 to I
2
C/SMBus Interface Electrical Specifications
table, corrected capacitor values for REG25 pin, updated STORE_DEFAULT_ALL
(11h), RESTORE_DEFAULT_ALL (12h), MFR_MODE (D1h), and Power-Supply
Decoupling sections, and added Protecting Input Pins section
6, 8, 11,
26, 36, 41