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LM5025A

SNVS293F – DECEMBER 2004 – REVISED AUGUST 2016

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Electrical Characteristics (continued)

Typical limits are for TJ = 25°C, and minimum and maximum limits apply over the operating junction temperature range

(–40°C to 125°C). VIN = 48 V, VCC = 10 V, RT = 31.3 kΩ, RSET = 27.4 kΩ) unless otherwise stated

(1)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

OUT_B low saturation

MOS device at

Iout = 10 mA

TA = 25°C,

12

Ω

TJ = Tlow to Thigh

18

OUTPUT_B rise time

Cgate = 1 nF

20

ns

OUTPUT_B fall time

Cgate = 1 nF

15

ns

OUTPUT TIMING CONTROL

Overlap time

RSET = 38 kΩ

connected to GND,

50% to 50%

transitions

TA = 25°C,

105

ns

TJ = Tlow to Thigh

75

135

Dead time

RSET = 29.5 kΩ

connected to REF,

50% to 50%

transitions

TA = 25°C,

105

ns

TJ = Tlow to Thigh

75

135

THERMAL SHUTDOWN

TSD

Thermal shutdown

threshold

165

°C

Thermal shutdown

hysteresis

25

°C