ISL80083
ISL80083 is 2.5MHz Integrated Power Management manufactured by Renesas.
Features
- 800m A synchronous step-down converter and 300m A, general-purpose LDO
- 400kb/s I2C-bus series interface transfers the control data between the host controller and the ISL80083
- Fixed SMPS output voltage I2C programmability
- At 25m V/step-
- -
- . . 0.625V to 2.225V
- LDO output voltage I2C programmability
- At 50m V/step-
- -
- - . . 0.9V to 3.6V
- 33MHz oscillator
- Level shift from 1.8V to 3V with enable
- Input select
- Switcher I2C programmable skip mode under light load or forced fixed switching frequency PWM mode
Applications
- Power cable
EFFICIENCY (%)
1V
- PFM
40 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 OUTPUT LOAD (A)
FIGURE 1. EFFICIENCY vs LOAD (3.3VIN, TA = +25°C)
FN7886 Rev 1.00 May 15, 2013
Page 1 of 21
Pin Configuration
ISL80083 (25 BALL CSP 2.11 x 2.13mm)
TOP VIEW
A -OSCOUT
+OSCOUT...
