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MP2637 bảng dữ liệu(PDF) 6 Page - Monolithic Power Systems

tên linh kiện MP2637
Giải thích chi tiết về linh kiện  2.5A Single Cell Switch Mode Battery Charger with Power Path Management (PPM) and 2.4A Boost Current with Trickle Timer
PDF  36 Pages
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nhà sản xuất  MPS [Monolithic Power Systems]
Trang chủ  http://www.monolithicpower.com
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MP2637 bảng dữ liệu(HTML) 6 Page - Monolithic Power Systems

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MP2637 –2.5A SINGLE CELL SW MODE BATTERY CHARGER WITH PPM AND 2.4A BOOST
MP2637 Rev. 1.04
www.MonolithicPower.com
6
8/3/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 5.0V, TA = 25°C, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
IN to SYS NMOS ON Resistance
RIN to SYS
VCC=5V,
65
m
Ω
High-side PMOS ON Resistance
RH_DS
VCC=5V,
30
m
Ω
Low-side NMOS ON Resistance
RL_DS
VCC=5V,
30
m
Ω
High-Side PMOS Peak Current
Limit
IPEAK_HS
CC Charge Mode/ Boost
Mode
6.5
A
TC Charge Mode
3.2
A
Low-Side NMOS Peak Current Limit
IPEAK_LS
6.3
A
Switching Frequency*
fsw
490
600
700
kHz
VCC UVLO
VCC_UVLO
2
2.2
2.4
V
VCC UVLO Hysteresis
100
mV
PWIN Lower Threshold
VPWIN_L
0.75
0.8
0.85
V
Lower Threshold Hysteresis
50
mV
PWIN Upper Threshold
VPWIN_H
1.1
1.15
1.2
V
Upper Threshold Hysteresis
50
mV
Charge Mode
Input Quiescent Current
IIN
EN = 5V, Battery Float
2.5
mA
EN = 0
1.5
mA
Input Current Limit
IIN_LIMIT
RlLIM = 100k
400
450
500
mA
RlLIM = 56k
720
810
900
RlLIM = 16.5k
2400
2700
3000
Input Over-Current Threshold
IIN(OCP)
4.2
A
Input Over-Current Blanking Time
(5)
τ
INOCBLK
120
µs
Input Over-Current Recover Time
(5)
τ
INRECVR
100
ms
Terminal Battery Voltage
VBATT_FULL
Connect VB to GND
4.328
4.35
4.372
V
Leave VB floating or
connect to logic HIGH
4.179
4.2
4.221
Recharge Threshold
VRECH
Connect to VB to GND
4.09
4.15
4.21
Leave VB floating or
connect to logic HIGH
3.95
4.01
4.07
V
Recharge Threshold Hysteresis
200
mV
Battery Over Voltage Threshold
As percentage of the
VBATT_FULL
103.3%
VBATT_
FULL
Constant Charge (CC) Current
ICC
RS1 = 20m
Ω, R
ISET = 120k
850
1000
1150
mA
RS1 = 20m
Ω, R
ISET = 60.4k
1725
1987
2250
RS1 = 20m
Ω, R
ISET = 47.5k
2225
2525
2825
Trickle Charge Current
ITC
125
250
mA
* Reserve 1200kHz Option



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