MCP73871-3CAI/ML Microchip Technology, MCP73871-3CAI/ML Datasheet - Page 12
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MCP73871-3CAI/ML
Manufacturer Part Number
MCP73871-3CAI/ML
Description
USB/AC Battery Charger With Power Path Management 20 QFN 4x4mm TUBE
Manufacturer
Microchip Technology
Specifications of MCP73871-3CAI/ML
Function
Charge Management
Battery Type
Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
Voltage - Supply
4.4 V ~ 6 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
20-VFQFN Exposed Pad
Product
Charge Management
Output Voltage
4.35 V
Output Current
50 mA to 1000 mA
Operating Supply Voltage
4.65 V to 6 V
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
MCP73871DM-VPCC - DEMO BOARD FOR MCP73871MCP73871EV - EVALUATION BOARD FOR MCP73871
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
MCP73871
Note: Unless otherwise indicated, V
FIGURE 2-19:
Rejection (PSRR).
FIGURE 2-20:
I
FIGURE 2-21:
I
DS22090B-page 12
OUT
OUT
-10
-20
-30
-40
-50
-60
= 100 mA.
= 500 mA.
8.5
7.5
6.5
5.5
4.5
8.5
7.5
6.5
5.5
4.5
-0.0008 -0.0006 -0.0004 -0.0002
-0.0008 -0.0006 -0.0004 -0.0002
0
9
8
7
6
5
9
8
7
6
5
4
0.01
I
I
OUT
OUT
I
OUT
= 10 mA
= 100 mA
= 500 mA
0.1
Power Supply Ripple
Frequency (kHz)
Line Transient Response.
Line Transient Response.
Time (s)
Time (s)
1
10
IN
0
0
= [V
100
0.0002
0.0002
REG
0.3
0.1
-0.1
-0.3
-0.5
-0.7
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
(typical) + 1V], I
1000
OUT
FIGURE 2-22:
I
FIGURE 2-23:
I
FIGURE 2-24:
OUT
OUT
= 10 mA and T
-0.2
= 100 mA.
-0.2
= 500 mA.
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
1.8
1.6
1.4
1.2
0.8
0.6
0.4
0.2
-0.001
1
0
1
0
I
OUT
I
OUT
= 100 mA
= 500 mA
0
A
= +25°C, Constant-voltage mode.
0.001
Load Transient Response.
Load Transient Response.
Undervoltage Lockout.
Time (s)
Time (s)
© 2009 Microchip Technology Inc.
Time (ms)
0.002
0.003
0.004
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5
0.2
0.1
0
-0.1
-0.2
-0.3
-0.4
-0.5