Datasheet

TPS62360, TPS62361B
TPS62362, TPS62363
SLVSAU9C –MAY 2011–REVISED NOVEMBER 2012 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Unless otherwise noted the specification applies for VIN = 3.6V over an operating ambient temp. –40°C ≤ T
A
≤ 85°C; Circuit
of Parameter Measurement Information section (unless otherwise noted). Typical values are for T
A
= 25°C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
PFM mode 56 µA
EN = HIGH,
Operating quiescent current into (AVIN
Forced PWM
I
Q
I
OUT
= 0mA,
+ VIN)
mode 180 µA
not switching
(Test Mode)
Input voltage falling, EN = High 2.3 2.45 V
V
UVLO
Under voltage lock out at AVIN
Input voltage rising, EN = Low 1.3 V
Under voltage lock out hysteresis at
V
UVLO,HYST(AVIN)
Input voltage rising 110 mV
AVIN
V
DD,UVLO
Under voltage lock out at VDD Input voltage falling 0.7 0.92 1.1 V
Under voltage lock out hysteresis at
V
UVLO,HYST(VDD)
Input voltage rising 50 mV
VDD
I
2
C not active 0 µA
I
VDD
Input current at VDD
I
2
C active (r/w) 0.02 1 mA
LOGIC INTERFACE
High-level input voltage at EN, VSEL0,
V
IH
1.2 V
VSEL1
Low-level input voltage at EN, VSEL0,
V
IL
0.4 V
VSEL1
V
IH,I2C
High-level input voltage at SCL, SDA 0.7x V
DD
V
V
IL,I2C
Low-level input voltage at SCL, SDA 0.3x V
DD
V
Logic input leakage current at EN, Internal pulldown resistors
I
LKG
0.05 µA
VSEL0, VSEL1, SDA, SCL disabled
Pull down resistance at EN, VSEL0, Internal pulldown resistors
R
PD
300 kΩ
VSEL1 enabled
Fast mode 400 kHz
I
2
C clock frequency
High speed mode 3.4 MHz
POWER SWITCH
High side MOSFET switch V
IN
= 3.6V 25 44 75 mΩ
R
DS(on)
Low side MOSFET switch V
IN
= 3.6V 25 32 50 mΩ
High side MOSFET forward current limit V
IN
= 3.6V 3.0 3.6 4.3 A
Low side MOSFET forward current limit V
IN
= 3.6V 2.6 3 3.8 A
I
LIMF
Low side MOSFET negative current
V
IN
= 3.6V, PWM mode 2.2 2.5 2.9 A
limit
f
SW
Nominal switching frequency PWM mode 2.5 MHz
T
JEW
Die temperature early warning 120 °C
T
JSD
Thermal shutdown 150 °C
T
JSD,HYST
Thermal shutdown hysteresis 20 °C
t
ON,min
Minimum on time 120 ns
OUTPUT
TPS62360/62 0.77 1.4
10mV
V
OUT
Output voltage range V
increments
TPS62361B/63 0.5 1.77
TPS62360/62: No load, Forced
V
IN
= 2.5V .. PWM,
5.5V V
OUT
= [0.77V, -0.5% +0.5%
V
OUT
= 0.77V .. 1.3V]
1.4V T
J
= 85°C
Output voltage accuracy
TPS62361B/63:
No load, Forced
V
IN
= 2.7V ..
PWM,
5.5V -1% ±0.5% +1%
T
J
= -40 ..
V
OUT
= 0.5V ..
150°C
1.77V
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