MAX16904EVKIT# Maxim Integrated, MAX16904EVKIT# Datasheet - Page 12

• Manufacturer Part Number: MAX16904EVKIT#
• Description: Power Management IC Development Tools MAX16904 EVAL KIT#
• Manufacturer: Maxim Integrated
• Series: MAX16904r

Specifications of MAX16904EVKIT#

• Output Voltage: 3.3 V, 5 V
• Output Current: 600 mA

2.1MHz, High-Voltage,
600mA Mini-Buck Converter
2) Solder the exposed pad to a large copper plane
3) Isolate the power components and high current
4) Keep the high current paths short, especially at the
5) Connect the PGND and GND together preferably at
Figure 1. Human Body ESD Test Circuit
12
area under the device. To effectively use this copper
area as heat exchanger between the PCB and ambi-
ent, expose the copper area on the top and bottom
side. Add a few small vias or one large via on the
copper pad for efficient heat transfer. Connect the
exposed pad to PGND ideally at the return terminal
of the output capacitor.
paths from sensitive analog circuitry.
ground terminals. The practice is essential for stable
jitter-free operation.
the return terminal of the output capacitor. Do not
connect them anywhere else.
VOLTAGE
SOURCE
HIGH-
DC
CHARGE-CURRENT-
LIMIT RESISTOR
1MΩ
100pF
C
S
RESISTANCE
DISCHARGE
STORAGE
CAPACITOR
1.5kΩ
R
D
DEVICE
UNDER
TEST
6) Keep the power traces and load connections short.
7) Route high-speed switching nodes away from sensi-
The device’s ESD tolerance is rated for Human Body
Model and Machine Model. The Human Body Model
discharge components are C
(Figure 1). The Machine Model discharge components
are C
Figure 2. Machine Model ESD Test Circuit
This practice is essential for high efficiency. Use
thick copper PCB to enhance full load efficiency and
power dissipation capability.
tive analog areas. Use internal PCB layers as PGND
to act as EMI shields to keep radiated noise away
from the device and analog bypass capacitor.
S
VOLTAGE
SOURCE
= 200pF and R
HIGH-
DC
CHARGE-CURRENT-
LIMIT RESISTOR
200pF
D
C
S
= 0Ω (Figure 2).
RESISTANCE
DISCHARGE
STORAGE
CAPACITOR
S
0Ω
R
= 100pF and R
D
ESD Protection
D
DEVICE
UNDER
TEST
= 1.5kΩ