U6083B_05 Datasheet, PDF (2/13 Pages) ATMEL Corporation – PWM Power Control IC with Interference Suppression

Figure 1-1. Block Diagram with External Circuit
V_S
1
C₅
5
Current monitoring
+ short circuit detection
R_sh
6
C₁
RC oscillator
4
47 kΩ
Control input
C₂
3
PWM
Logic
Charge ⁷
pump
8
Output
Duty cycle
range
18 to 100%
Duty cycle
reduction
GND ₂
Voltage
monitoring
Slew rate
control
V_Batt
C₃
47 nF
150 Ω ^R3
Ground
2 U6083B
4770B–AUTO–09/05