MAX3353E Maxim Integrated Products, MAX3353E Datasheet - Page 18

• Manufacturer Part Number: MAX3353E
• Description: USB On-the-Go Charge Pump
• Manufacturer: Maxim Integrated Products

USB On-the-Go Charge Pump with Switchable
Pullup/Pulldown Resistors
Figure 11. Human Body ESD Test Models
Figure 13. IEC 1000-4-2 ESD Test Model
18
VOLTAGE
VOLTAGE
SOURCE
SOURCE
HIGH-
HIGH-
DC
______________________________________________________________________________________
DC
CHARGE-CURRENT-
CHARGE-CURRENT-
LIMIT RESISTOR
LIMIT RESISTOR
50Ω to 100Ω
1MΩ
R
R
C
150pF
C
100pF
C s
C s
STORAGE
CAPACITOR
STORAGE
CAPACITOR
RESISTANCE
RESISTANCE
DISCHARGE
DISCHARGE
1.5kΩ
330Ω
R
R
D
D
DEVICE
UNDER
DEVICE
UNDER
TEST
TEST
Figure 12. Human Body Model Current Waveform
Figure 14. IEC 1000-4-2 Current Waveform
AMPERES
t
r
= 0.7ns TO 1ns
I
P
36.8%
100%
100%
90%
10%
90%
10%
0
I
0
t
RL
30ns
60ns
CURRENT WAVEFORM
TIME
t
DL
I r
PEAK-TO-PEAK RINGING
(NOT DRAWN TO SCALE)
t