ZSPM4551KIT V1.0 ZMDI, ZSPM4551KIT V1.0 Datasheet - Page 25

• Manufacturer Part Number: ZSPM4551KIT V1.0
• Description: Power Management IC Development Tools Li/Ion converter Kit
• Manufacturer: ZMDI
• Type: Battery Managementr

Specifications of ZSPM4551KIT V1.0

• Product Category: Power Management IC Development Tools
• Rohs: yes
• Product: Evaluation Kits
• Tool Is For Evaluation Of: ZSPM4551
• Input Voltage: 3.5 V to 7.2 V
• Output Voltage: 3.94 V to 4.18 V
• Interface Type: I2C
• Output Current: 1.5 A

4.2.
Figure 4.2
4.3.
Table 4.1
Data Sheet
December 4, 2012
Pin #
ZSPM4551
High-Efficiency Charger for Li-Ion Batteries
1
2
3
4
5
6
7
8
9
Pin-Out Assignments
Pin Description for 16-Pin PQFN (4 x 4 mm)
ZSPM4551 Pin Assignments
Pin Description
VTHERM
VSENSE
Name
VBAT
NFLT
GND
VDD
SW
VIN
EN
© 2012 Zentrum Mikroelektronik Dresden AG — Rev. 1.00
All rights reserved. The material contained herein may not be reproduced, adapted, merged, translated, stored, or used without the
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Switching Voltage
Node
Input Voltage
Current Sense
Positive Input
Output Voltage
GND
Enable Input
Inverted Fault
Internal 3.3V
Supply Output
Battery
Temperature
Sensor Minus
Node
Function
13
14
15
16
SDA
SW
PGND
PGND
Connect to 4.7µH (typical) inductor L
pin 14.
Input voltage. Also connect to C
VIN pin 11.
Positive input for the current loop.
Regulator feedback input.
Primary ground for the majority of the device except the low-side power
FET.
When EN is high ( 2.2V), the device is enabled. Ground the pin to
disable the device. Includes internal pull-up.
Open-drain output.
Connect to a 100nF capacitor to GND.
Negative node for the thermistor, which must be located in close
proximity to the battery.
12
1
PQFN16 4X4
ZSPM4551
Top View
11
2
10
3
9
4
NFLT
GND
VDD
EN
Description
IN
8
7
6
5
. Also connect to additional
OUT
. Also connect to additional SW
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