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| 型号： | TPS65530ARSLT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 稳压器 |
| 英文描述： | 0.6 A BATTERY CHARGE CONTROLLER, 1650 kHz SWITCHING FREQ-MAX, PQCC48 |
| 封装： | 6 X 6 MM, 0.40 MM PITCH, GREEN, PLASTIC, VQFN-48 |
| 文件页数： | 30/32页 |
| 文件大小： | 923K |
| 代理商： | TPS65530ARSLT |
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www.ti.com............................................................................................................................................................ SLVS835C – APRIL 2008 – REVISED APRIL 2009
ELECTRICAL CHARACTERISTICS (continued)
0°C
≤ TJ ≤ 125°C, 1.8 V ≤ VCC2 ≤ 5 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP(1)
MAX
UNIT
High-side FET
VPS = 5 V
130
240
ON resistance
Boost
m
side(3)
Low-side FET
VPS = 5 V
80
140
ON resistance
Trigger voltage to power off CH3
VOUT2 = 0.5 V
0.5
V
VOUT2 leakage current
VOUT2 = 0.5 V
1
A
Nch FET ON resistance for discharge
XSLEEP = AGND, ENAFE = AGND
1
2
k
CH3
VCC3
Supply voltage
2.5
5.5
V
VOUT3
Output voltage(2)
0.9
2.5
V
VCC3 > 2.5 V, VOUT3 = 1.8 V,
IOUT3
Output current(2)
Feedback resistance: R1 = 220 k
,
300
mA
R2 = 470 k
VFB3
FB3 reference voltage
No load
0.59
0.6
0.61
V
Overcurrent protection threshold
0.6
1
A
Overvoltage protection threshold
0.67
0.75
0.83
V
(sensing at FB3 pin)
High-side Nch FET ON resistance(4)
VPS = 5 V
370
750
m
Low-side Nch FET ON resistance(4)
VPS = 5 V
300
600
m
Nch FET ON resistance for discharge
XSLEEP = AGND, ENAFE = AGND
1
2
k
Trigger voltage to start CH2
0.48
V
Trigger voltage to power off CH1
0.2
V
CH4
VCC4
Supply voltage
1.5
5.5
V
VOUT4
Output voltage(5)
2.2
3.6
V
VCC4 > 2.4 V, VOUT4 = 3.3 V,
IOUT4
Output current(5)
Feedback resistance: R1 = 82 k
,
100
300
mA
R2 = 330 k
VFB4
FB4 reference voltage
No load
0.595
0.605
0.615
V
Overcurrent protection threshold
1.4
1.65
A
Overvoltage protection threshold
0.67
0.75
0.83
V
(sensing at FB4 pin)
High-side FET
VPS = 5 V
130
310
ON resistance
Buck
m
side(4)
Low-side FET
VPS = 5 V
600
730
ON resistance
High-side FET
VPS = 5 V
170
270
ON resistance
Boost
m
side(4)
Low-side FET
VPS = 5 V
130
250
ON resistance
VOUT4 leakage current
VOUT4 = 0.5 V
1
A
Nch FET ON resistance for discharge
XSLEEP = AGND, ENAFE = AGND
1
2
k
CH5
VCC5
Supply voltage
1.5
5.5
V
VOUT5
Output voltage(5)
VCC5
18
V
VFB5
FB5 reference voltage
No load
0.98
1
1.02
V
VCC5 > 2.4 V, VOUT5 = 15 V,
IOUT5
Output current(5)
Feedback resistance: R1 = 40 k
,
50
mA
R2 = 560 k
(4)
The value of FET ON resistance includes the resistance of bonding wire.
(5)
Specified by design
Copyright 2008–2009, Texas Instruments Incorporated
7
Product Folder Link(s): TPS65530A
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