AAT3673 Datasheet, PDF (11/28 Pages) Skyworks Solutions Inc. – 1.6A Dynamic Battery Charger and Power Manager

Typical Characteristics
OVP Event Transient
(V_ADP = 6.3V → 8V; V_OVPT = 6.75V; I_{CH_CC} = 1A)
12
4
VADP
10
VBYP
3.5
8
ICH
3
6
2.5
4
2
2
1.5
0
1
-2
0.5
-4
0
Time (1μs/div)
DATA SHEET
AAT3673
1.6A Dynamic Battery Charger and Power Manager
OVP Event Transient
(V_ADP = 6.3V → 8V; V_OVPT = 6.75V; I_{CH_CC} = 1A)
12
4
VADP
10
VBYP
3.5
8
ICH
3
6
2.5
4
2
2
1.5
0
1
-2
0.5
-4
0
Time (5μs/div)
Response of Out when Switching from V_BAT to VADP
(VADP = 0V → 5V; VBAT = 3.6V; RLOAD = 50Ω;
ENBAT = 0V; ENO = 0V; COUT = 10μF)
8
4.2
7
VADP
4.1
VOUT
6
VBAT
4
5
3.9
4
3.8
3
3.7
2
3.6
1
3.5
0
3.4
Time (100μs/div)
Response of Out when Switching from V_ADP to V_BAT
(VADP = 5V → 0V; VBAT = 3.6V; RLOAD = 50Ω;
ENBAT = 0V; ENO = 0V; COUT = 10μF)
8
4.2
VADP
7
VOUT ^4.1
6
VBAT 4
5
3.9
4
3.8
3
3.7
2
3.6
1
3.5
0
3.4
Time (200μs/div)
Response of Out when Switching from V_BAT to VADP
(VADP = 0V→ 5V; VBAT = 3.6V; RLOAD = 50Ω;
ENBAT = 5V; ENO = 0V; COUT = 10μF)
8
4.2
VADP
7
VOUT ^4.1
6
VBAT 4
5
3.9
4
3.8
3
3.7
2
3.6
1
3.5
0
3.4
Time (200μs/div)
Response of Out when Switching from V_ADP to V_BAT
(VADP = 5V → 0V; VBAT = 3.6V; RLOAD = 50Ω;
ENBAT = 5V; ENO = 0V; COUT = 10μF)
8
4.2
7
VADP
VOUT
4.1
6
VBAT 4
5
3.9
4
3.8
3
3.7
2
3.6
1
3.5
0
3.4
Time (1ms/div)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201881B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • April 25, 2012
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