Datasheet
ELECTRICAL CHARACTERISTICS
TL5001A-Q1
www.ti.com
.............................................................................................................................................. SLVS603B – AUGUST 2005 – REVISED FEBRUARY 2009
over recommended operating free-air temperature range, V
CC
= 6 V, f
osc
= 100 kHz (unless otherwise noted)
TL5001AQ
PARAMETER TEST CONDITIONS UNIT
MIN TYP
(1)
MAX
REFERENCE
T
A
= 25 ° C 0.97 1 1.03
Output voltage COMP connected to FB V
T
A
= MIN to MAX 0.94 0.98 1.06
Input regulation T
A
= MIN to MAX, VCC = 3.6 V to 40 V 2 12.5 mV
Output voltage change with temperature T
A
= MIN to MAX – 6%
(2)
2% 6%
(2)
UNDERVOLTAGE LOCKOUT
T
A
= MIN, 25 ° C 3
Upper threshold voltage V
T
A
= MAX 2.55
T
A
= MIN, 25 ° C 2.8
Lower threshold voltage V
T
A
= MAX 2.0
Hysteresis T
A
= MIN to MAX 80 200 mV
T
A
= MIN, 25 ° C 2.1 2.55
Reset threshold voltage V
T
A
= MAX 0.35 0.63
SHORT-CIRCUIT PROTECTION
T
A
= MIN, 25 ° C 0.97 1 1.03
SCP threshold voltage V
T
A
= MAX 0.94 0.98 1.06
SCP voltage, latched T
A
= MIN to MAX No pullup 140 185 230 mV
SCP voltage, UVLO standby T
A
= MIN to MAX No pullup 60 120 mV
Equivalent timing resistance T
A
= MIN to MAX 185 k Ω
SCP comparator 1 threshold voltage T
A
= MIN to MAX 1.5 V
OSCILLATOR
Frequency T
A
= MIN to MAX R
t
= 100 k Ω 100 kHz
Standard deviation of frequency T
A
= MIN to MAX 2 kHz
Frequency change with voltage T
A
= MIN to MAX V
CC
= 3.6 V to 40 V 1 kHz
Q suffix – 9
(2)
5 9
(2)
Frequency change with temperature T
A
= MIN to MAX kHz
M suffix – 9
(2)
5 9
(2)
Voltage at RT T
A
= MIN to MAX 1 V
DEAD-TIME CONTROL
T
A
= MIN to MAX V
(DT)
= 1.5 V 0.9 × 1.1 ×
Output (source) current µ A
I
RT
(3)
I
RT
(3)
Duty cycle 0% 0.5 0.7
T
A
= 25 ° C
Duty cycle 100% 1.3 1.5
Input threshold voltage V
Duty cycle 0% 0.4 0.7
T
A
= MIN to MAX
Duty cycle 100% 1.3 1.7
(1) All typical values are at T
A
= 25 ° C.
(2) Not production tested.
(3) Output source current at RT
Copyright © 2005 – 2009, Texas Instruments Incorporated Submit Documentation Feedback 7
Product Folder Link(s): TL5001A-Q1