Description
Top View
654
Bottom View
456
R1204x
No.EA-284-180511
654 (mark side)
123
321
DFN(PLP)1820-6 Pin Configuration
123
TSOT-23-6 Pin Configuration
DFN(PLP)1820-6 Pin Description
Pin No
Symbol
1 VOUT
2 LX
3 GND
4 VIN
5 CE
6 VFB
Description Output Pin Switching Pin, Open Drain Output Ground Pin Input Pin Chip Enable Pin, Active-high Feedback Pin
The exposed tab is substrate level (GND).I
Features
- Input Voltage Range2.3 V to 5.5 V.
- Supply Current Typ. 800 µA.
- Standby Current Max. 5 µA.
- Feedback Voltage 0.2 V ±10 mV (R1204xxxxA/D)
0.4 V ±10 mV (R1204xxxxG/H).
- V ±15 mV (R1204xxxxB/C/E/F).
- Lx Current Limit FunctionMin. 700 mA.
- Over Voltage Protection 23 V, 33 V, 42 V (±1.5 V).
- Oscillator Frequency Typ. 1.0 MHz (R1204xxxxA/B/C/G)
Typ. 750 kHz (R1204xxxxD/E/F/H).
- Maximum Duty Cycle Min. 91% (R1204xxxxA/B/C/G)
Min. 92% (R1204xxxxD/E/F/H).
- FET O.