LM5060

SNVS628F – OCTOBER 2009 – REVISED APRIL 2013

www.ti.com

Electrical Characteristics

range of -40°C to +125°C. Minimum and Maximum limits are ensured through test, design, or statistical correlation. Typical

Symbol

Parameter

Conditions

Min

Typ

Max

Units

VIN Pin

Input Current, Enabled Mode

-

1.4

1.7

mA

Input Current, Disabled Mode

EN = 0.50V

-

9

15

µA

Input Current, Standby Mode

UVLO = 0.00V

-

0.56

0.80

mA

Power On Reset Threshold at VIN

VIN Rising

-

5.1

5.46

V

VIN Falling

-

500

-

mV

OUT Pin

OUT Pin Bias Current, Enabled

OUT = VIN, Normal Operation

5.0

8

11.0

µA

Disabled, OUT = 0V, SENSE = VIN

-

0

-

μA

SENSE Pin

Threshold Programming Current

SENSE Pin Bias Current

13.6

16

18.0

µA

SENSE - OUT Voltage for Fault Detection

-7.0

0

7.0

mV

1.70

2.0

2.30

OVP Input

OVP Threshold

OVP Pin Threshold Voltage Rising

1.88

2.0

2.12

V

OVP Hysteresis

-

240

-

mV

OVP Delay Time

-

9.6

-

µs

OVP Pin Bias Current

OVP = 1.9V

-

0

0.50

µA

UVLO Input

UVLO Threshold

UVLO Pin Threshold Voltage Rising

1.45

1.6

1.75

V

UVLO Hysteresis

120

180

230

mV

UVLO Pin Pull-Down Current

3.8

5.5

7.2

µA

EN Input

High-level input voltage

2.00

-

-

V

Low-level input voltage

-

-

0.80

V

EN Threshold Hysteresis

-

200

-

mV

EN Pin Pull-down current

-

6

8.0

µA

Gate Control (GATE Pin)

Gate Charge (Sourcing) Current

On-state

17

24

31

µA

On-state

Gate Discharge (Sinking) Current

UVLO = 0.00V

-

2.2

-

mA

Off state

Gate Discharge (Sinking) Current

OUT < SENSE

-

80

-

mA

Fault state

Gate output voltage in normal

GATE - VIN Voltage

10

12

14

V

operation

GATE Pin Open

GATE - OUT threshold voltage for TIMER

3.50

5

6.50

V

voltage

voltage reset and TIMER current change

Zener Clamp between GATE Pin and

-

16.8

-

V

OUT Pin

(1)

The GATE pin voltage is typically 12V above the VIN pin when the LM5060 is enabled. Therefore, the Absolute Maximum Rating for VIN

(75V) applies only when the LM5060 is disabled, or for a momentary surge to that voltage since the Absolute Maximum Rating for the

GATE pin is also 75V.

4

Submit Documentation Feedback

Copyright © 2009–2013, Texas Instruments Incorporated

Product Folder Links: LM5060