參數(shù)資料
型號(hào)： Si9730
廠商： Vishay Intertechnology,Inc.
英文描述： Dual-Cell Lithium Ion Battery Control IC(兩節(jié)鋰電池充電控制芯片)
中文描述： 雙鋰離子電池控制IC（兩節(jié)鋰電池充電控制芯片）
文件頁(yè)數(shù)： 3/13頁(yè)
文件大?。?/td> 355K
代理商： SI9730
Si9730
Vishay Siliconix
FaxBack 408-970-5600, request 70658
www.siliconix.com
S-60752—Rev. D, 05-Apr-99
3
Notes
a. The algebraic convention whereby the most negative value is a minimum and the most positive a maximum.
b. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing.
c. Guaranteed by design, not subject to production test.
Analog Section (Continued)
Over-Charge Detect
Threshold (Rising)
A
Suffix
V
Cell 1
V
C2
= 4.05 V
V
DD
- V
M
= 8.6 V
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
T
A
= 25
°
C
T
A
= -25
°
C
T
A
= 85
°
C
4.15
4.20
4.25
V
4.1
4.27
4.1
4.27
V
Cell 2
V
C1
= 4.05 V
V
DD
- V
M
= 8.6 V
4.15
4.20
4.25
4.1
4.27
4.1
4.27
B
Suffix
V
Cell 1
V
C2
= 4.05 V
V
DD
- V
M
= 8.6 V
4.2
4.25
4.3
4.15
4.32
4.15
4.32
V
Cell 2
V
C1
= 4.05 V
V
DD
- V
M
= 8.6 V
4.2
4.25
4.3
4.15
4.32
4.15
4.32
C
Suffix
V
Cell 1
V
C2
= 4.05 V
V
DD
- V
M
= 8.6 V
4.18
4.22
4.25
4.12
4.3
4.12
4.25
V
Cell 2
V
C1
= 4.05 V
V
DD
- V
M
= 8.6 V
4.18
4.22
4.25
4.12
4.3
4.12
4.25
Over-Charge Threshold Difference
V
OC1
-
V
OC2
V
OC_H1
V
OC_H2
V
ODC1
V
ODC2
I
BAL1
I
BAL2
I
TIMER(C)
20
mV
Over-Charge Detect
Threshold Hysteresis
c
Cell 1
V
DD
- V
M
= 8.6 V
V
C2
= 4.05 V
V
C1
= 4.05 V
V
C2
= 2.6 V
V
C1
= 2.6 V
V
C1
= 4.4 V, V
C2
= 4.05 V
V
C2
= 4.4 V, V
C1
= 4.05 V
10
Cell 2
10
Over-Discharge
Detect Threshold (Falling)
Cell 1
V
M
= V
SS
2.1
2.2
2.3
V
Cell 2
2.1
2.2
2.3
Cell Balancing Current
Cell 1
9
15
30
μ
A
Cell 2
9
15
30
Timer Charge Current
V
C2
= 3.3 V, V
M
= V
SS,
V
C
= V
SS
,
T
A
= 25
°
C
V
C1
= V
C2
= 3.3 V, V
DD
= V
M
V
DD
- V
C
= 6.1 V, T
A
°
C
V
= 4.05 V, V
DD
- V
= 10 V
C
D
= 500 pF, T
A
= 25
°
C, See Figure 4.
V
C1
= 2.6 V, V
= V
C
= 500 pF
T
A
= 25
°
C, See Figure 5.
V
C1
= V
C2
= 4.4 V, V
M
= V
DD
V
C1
= V
C2
= 4.05 V, See Figure 3.
V
C1
= V
C2
= 4.05 V, V
M
= V
DD
V
= V
= 4.4 V, C
D
= 500 pF
C
L
= 500 pF, DCO to V
SS,
See Figure 1.
V
C1
= 2 V, V
C2
= 2.4 V, See Figure 6.
C
L
= 500 pF, DCO to V
SS,
See Figure 7.
-0.5
Timer Discharge Current
I
TIMER(D)
1.0
mA
DL2 Time (Over-Charge)
t
DL2OC
27
40
60
ms
DL2 Time (Over-Discharge)
t
DL2ODC
27
40
60
External Short Circuit Sense Current
I
VMSHORT
V
RTH
I
VC
30
300
μ
A
Reset Threshold
42
60
100
mV
μ
A
Center Tap, Average Bias Current
-2
2
Overcharge Load Detect
t
OCC
40
μ
s
Power-Down Charger Detect Threshold
V
CHPD
t
PW
1.1
V
DCO Pulse Width
520
μ
s
SPECIFICATIONS
Parameter
Symbol
Test Conditions
Unless Otherwise Specified
Limits
T
A
= -25 to 85
°
C
Unit
Min
a
Typ
b
Max
a
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參數(shù)描述
SI9730ABY 功能描述:電池管理 Battery Controller RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
SI9730ABY-E3 功能描述:電池管理 Li Batt Controller 4.15-4.25V OC Detect RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
SI9730ABY-T1 功能描述:電池管理 Li Batt Controller 4.15-4.25V OC Detect RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
SI9730ABY-T1-E3 功能描述:電池管理 Li Batt Controller 4.15-4.25V OC Detect RoHS:否 制造商:Texas Instruments 電池類型:Li-Ion 輸出電壓:5 V 輸出電流:4.5 A 工作電源電壓:3.9 V to 17 V 最大工作溫度:+ 85 C 最小工作溫度:- 40 C 封裝 / 箱體:VQFN-24 封裝:Reel
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