Datasheet
VDDQSNS
V
2
VDDQSNS
TT A
V
V 1.25 V, T = 25 C
2
æ ö
= ´ °
ç ÷
ç ÷
è ø
VDDQSNS
TT A
V
V 1.25 V, T = 25 C
2
æ ö
= ´ °
ç ÷
ç ÷
è ø
VDDQSNS
TT
V
V 1.05, PGOOD = High
2
æ ö
= ´
ç ÷
ç ÷
è ø
VDDQSNS
TT
V
V 0.95, PGOOD = High
2
æ ö
= ´
ç ÷
ç ÷
è ø
TPS51100
www.ti.com
SLUS600D –APRIL 2004–REVISED MAY 2012
ELECTRICAL CHARACTERISTICS
T
A
= –40°C to 85°C, V
VIN
= 5 V, VLDOIN and VDDQSNS are connected to 2.5 V (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY CURRENT
I
VIN
Supply current, VIN T
A
= 25°C, V
VIN
= 5 V, no load, V
S3
= V
S5
= 5 V 0.25 0.5 1 mA
I
VINSTB
Standby currrent, VIN T
A
= 25°C, V
VIN
= 5 V, no load, V
S3
= 0 V, V
S5
= 5 V 25 50 80 μA
T
A
= 25°C, V
VIN
= 5 V, no load, V
S3
= V
S5
= 0 V, V
VLDOIN
I
VINSDN
Shutdown current, VIN 0.3 1 μA
= V
VDDQSNS
= 0 V
I
VLDOIN
Supply current, VLDOIN T
A
= 25°C, V
VIN
= 5 V, no load, V
S3
= V
S5
= 5 V 0.7 1.2 2 mA
I
VLDOINSTB
Standby currrent, VLDOIN T
A
= 25°C, V
VIN
= 5 V, no load,V
S3
= 0 V, V
S5
= 5 V 6 10 μA
I
VLDOINSDN
Shutdown current, VLDOIN T
A
= 25°C, V
VIN
= 5 V, no load, V
S3
= V
S5
= 0 V 0.3 1 μA
INPUT CURRENT
I
VDDQSNS
Input current, VDDQSNS V
VIN
= 5 V, V
S3
= V
S5
= 5 V 1 3 5 μA
I
VTTSNS
Input current, VTTSNS V
VIN
= 5 V, V
S3
= V
S5
= 5 V –1 –0.25 1 μA
VTT OUTPUT
V
VLDOIN
= V
VDDQSNS
= 2.5 V 1.25
V
VTTSNS
Output voltage, VTT V
VLDOIN
= V
VDDQSNS
= 1.8 V 0.9 V
V
VLDOIN
= V
VDDQSNS
= 1.5 V 0.75
V
VLDOIN
= V
VDDQSNS
= 2.5 V, |I
VTT
| = 0 A –20 20
V
VTTTOL25
V
VLDOIN
= V
VDDQSNS
= 2.5 V, |I
VTT
| = 1.5 A –30 30
V
VLDOIN
= V
VDDQSNS
= 2.5 V, |I
VTT
| = 3 A –40 40
V
VLDOIN
= V
VDDQSNS
= 1.8 V, |I
VTT
| = 0 A –20 20
Output votlage tolerance to VTTREF, VTT mV
V
VTTTOL18
V
VLDOIN
= V
VDDQSNS
= 1.8 V, |I
VTT
| = 1 A –30 30
V
VLDOIN
= V
VDDQSNS
= 1.8 V, |I
VTT
| = 2 A –40 40
V
VLDOIN
= V
VDDQSNS
= 1.5 V, |I
VTT
| = 0 A –20 20
V
VTTTOL15
V
VLDOIN
= V
VDDQSNS
= 1.5 V, |I
VTT
| = 1 A –30 30
3 3.8 6
I
VTTOCLSRC
Source current limit, VTT A
V
VTT
= 0 V 1.5 2.2 3
3 3.6 6
I
VTTOCLSNK
Sink current limit, VTT A
V
VTT
= V
VDDQ
1.5 2.2 3
I
VTTLK
Leakage current, VTT –1 0.5 10 μA
V
S3
= 0 V, V
S5
= 5 V
I
VTTSNSLK
Leakage current, VTTSNS –1 0.01 1 μA
T
A
= 25°C, V
S3
= V
S5
= 0 V,
I
DSCHRG
Discharge current, VTT 10 17 mA
V
VDDQSNS
= 0 V, V
VTT
= 0.5 V
VTTREF OUTPUT
V
VTTREF
Output voltage, VTTREF V
V
VTTREFTOL25
V
VLDOIN
= V
VDDQSNS
= 2.5 V, I
VTTREF
< 10 mA –20 20
Output voltage tolerance to VDDQSNS/2,
V
VTTREFTOL18
V
VLDOIN
= V
VDDQSNS
= 1.8 V, I
VTTREF
< 10 mA –17 17 mV
VTTREF
V
VTTREFTOL15
V
VLDOIN
= V
VDDQSNS
= 1.5 V, I
VTTREF
< 10 mA –15 15
I
VTTREFOCL
Source current limit, VTTREF V
VTTREF
= 0 V 10 20 30 mA
Copyright © 2004–2012, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Link(s) :TPS51100