MAX8667ETEAB+T Maxim Integrated Products, MAX8667ETEAB+T Datasheet - Page 9
![IC DC-DC CONV W/DUAL LDO 16TQFN](/photos/6/66/66625/16-tqfn_exp_pad_21-0136_sml.jpg)
MAX8667ETEAB+T
Manufacturer Part Number
MAX8667ETEAB+T
Description
IC DC-DC CONV W/DUAL LDO 16TQFN
Manufacturer
Maxim Integrated Products
Type
Step-Down (Buck)r
Datasheet
1.MAX8668ETEWT.pdf
(18 pages)
Specifications of MAX8667ETEAB+T
Internal Switch(s)
Yes
Synchronous Rectifier
Yes
Number Of Outputs
4
Voltage - Output
1.2V, 1.8V, 2.85V (2)
Current - Output
600mA, 1.2A
Frequency - Switching
1.5MHz
Voltage - Input
2.6 ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-TQFN Exposed Pad
Power - Output
1.67W
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Figure 1. Functional Diagram
GND
REF
EN1
EN2
EN3
EN4
1.5MHz Dual Step-Down DC-DC Converters
() ARE FOR THE MAX8668
_______________________________________________________________________________________
1.7V TO 5.5V
PWRON LOGIC
AND ENABLES
EN
REF AND BIAS
IN34
with Dual LDOs and Individual Enables
UVLO
IN
EN
IN
REF
EN
IN
IN
EN
EN
STEP-DOWN
STEP-DOWN
OUT3
OUT4
OUT2
LDO
OUT1
GND
GND
LDO
GND
GND
OUT
OUT
FB
FB
LX1
OUT1
(FB1)
PGND1
OUT3
OUT4
IN12
2.8V TO 5.5V
(2.6V TO 5.5V)
LX2
OUT2
(FB2)
PGND2
9