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TPS65520 Datasheet (HTML) - Texas Instruments

Part No. TPS65520
Description  POWER MANAGEMENT IC FOR DIGITAL STILL CAMERA
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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TPS65520
SLVS557A – MARCH 2005 – REVISED MARCH 2005
ELECTRICAL CHARACTERISTICS (continued)
T
A = 25°C, VCC1 = 3.6 V, VCC2 = 3.6 V, VCC5 = 4.9 V, VCC7 = 4.9 V, VCC8 = 3.6 V, VCH8 = 3.6 V, VCH3 = 4.9 V,
VCH_GD = 4.9 V, LDO4_ON = L, and all register bits are default value (unless otherwise noted) .
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SOFT START
Source current of SS_SYNC
VSS_SYNC = 0.5 V
0.7
1
1.3
µA
Source current of SS2
VSS2 = 0.5 V
0.7
1
1.3
µA
Source current of SS3
VSS3 = 0.5 V
0.7
1
1.3
µA
ISS
Source current of SS5
VSS5 = 0.5 V
0.7
1
1.3
µA
Source current of SS6
VSS6 = 0.5 V
0.7
1
1.3
µA
Source current of SSLDO5
VSSLDO5 = 0.5 V
0.35
0.65
µA
VSS3OK
SS3OK threshold voltage
1.2
1.6
2
V
LOGIC INPUT/OUTPUT
VOH(2)
High-level logic output voltage
2.5
ILDO1 = 0 mA, IDOUT = –0.5 mA
V
VOL(2)
Low-level logic output voltage
0.4
START-UP CIRCUIT
VWU
Wake-up voltage
Monitoring VCC8
1.6
V
CH-1
Vout1 = 0000(bin), TA = –10 ~ 65°C
2.744
2.8
2.856
V
Vout1 = 0001(bin), TA = –10 ~ 65°C
2.695
2.75
2.805
V
Vout1 = 0010(bin), TA = –10 ~ 65°C
2.646
2.7
2.754
V
Vout1 = 0001(bin), TA = –10 ~ 65°C
2.597
2.65
2.703
V
Vout1 = 0100(bin), TA = –10 ~ 65°C
2.548
2.6
2.652
V
Vout1 = 0101(bin), TA = –10 ~ 65°C
2.499
2.55
2.601
V
Vout1 = 0110(bin), TA = –10 ~ 65°C
2.450
2.5
2.550
V
Vout1 = 0111(bin), TA = –10 ~ 65°C
3.138
3.2
3.264
V
VCH1
Error amp center voltage
Vout1 = 1000(bin), TA = –10 ~ 65°C
3.087
3.15
3.213
V
Vout1 = 1001(bin), TA = –10 ~ 65°C
3.038
3.1
3.162
V
Vout1 = 1010(bin), TA = –10 ~ 65°C
2.989
3.05
3.111
V
Vout1 = 1011(bin), TA = –10 ~ 65°C
2.940
3
3.060
V
Vout1 = 1100(bin), TA = –10 ~ 65°C
2.891
2.95
3.009
V
Vout1 = 1101(bin), TA = –10 ~ 65°C
2.842
2.9
2.958
V
Vout1 = 1110(bin), TA = –10 ~ 65°C
2.793
2.85
2.907
V
Vout1 = 1111(bin), TA = –10 ~ 65°C
2.769
2.825
2.88
V
gm1
gm value of error amp
0.8
1
1.2
mS
VOCH1(3)
Output voltage
On EVM, TA = –10 ~ 65°C
2.744
2.8
2.856
V
∆Vli11(3)
Line regulation (CROSS state)
On EVM
–28
28
mV
∆Vli12(3)
Line regulation (DOWN state)
On EVM
–28
28
mV
∆Vlo11(3)
Load regulation (CROSS state)
On EVM
–28
28
mV
∆Vlo12(3)
Load regulation (DOWN state)
On EVM
–28
28
mV
IOUT1(3)
Minimum Load current
On EVM, VCC1=1.8 V
400
mA
VSCP1
SCP detector threshold
Ratio to VCH1
75%
80%
85%
Vmod11
Mode selector threshold, rising edge
Ratio to VCH1
130%
135%
137%
Vmod12
Mode selector threshold, falling edge
Ratio to VCH1
120%
125%
127%
(2)
Logic output pin is DOUT.
(3)
Not production tested. Assured by design. Using reference EVM.
4



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