MAX16904(2011) View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX16904
(Rev.:2011)

2.1MHz, High-Voltage, 600mA Mini-Buck Converter

Maxim Integrated 

2.1MHz, High-Voltage,

600mA Mini-Buck Converter

ELECTRICAL CHARACTERISTICS (continued)

(VSUP = +14V, TA = TJ = -40°C to +125°C, unless otherwise noted. Typical values are at TA = +25°C, unless otherwise noted.)

PARAMETER

SYMBOL

CONDITIONS

SKIP-Mode Peak Current

High-Side DMOS RDSON

Low-Side DMOS RDSON

ISKIP

RON,HS

RON,LS

VBIAS = 5V

DMOS Peak Current-Limit

Threshold

IMAX

Soft-Start Ramp Time

LX Rise Time

Minimum On-Time

PWM Switching Frequency

SYNC Input Frequency Range

Spread-Spectrum Range

tSS

tRISE,LX

tON

fSW

fSYNC

SS

Internally generated

Spread-spectrum option only

PGOOD

PGOOD Threshold

PGOOD Debounce

PGOOD High Leakage Current

PGOOD Output Low Level

LOGIC LEVELS

VTHR,PGD

VTHF,PGD

tDEB

ILEAK,PGD

VOUT,PGD

VOUT rising

VOUT falling

TA = +25°C

Sinking 1mA

EN Level

EN Input Current

SYNC Switching Threshold

SYNC Internal Pulldown

THERMAL PROTECTION

VIH,EN

VIL,EN

IIN,EN

VIH,SYNC

VIL,SYNC

RPD,SYNC

VEN = VSUP = +42V, TA = +25°C

Thermal Shutdown

Thermal Shutdown Hysteresis

TSHDN

TSHDN,HYS

Note 2: When the typical minimum on-time of 80ns is violated, the device skips pulses.

Note 3: Guaranteed by design; not production tested.

MIN

0.85

7

1.925

1.8

TYP

350

400

250

1.05

8

5

80

2.1

+6

MAX

800

450

UNITS

mA

m

m

1.22

A

9

2.275

2.6

ms

ns

ns

MHz

MHz

%

93

%

88

91

94

10

μs

1

μA

0.4

V

2.4

V

0.6

1

μA

1.4

V

0.4

200

k

175

°C

15

°C

4 _______________________________________________________________________________________

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