MAX17411 데이터 시트보기 (PDF) - Maxim Integrated

부품명

상세내역

제조사

MAX17411

Dual-Output, 3-/2-/1-Phase + 2-/1-Phase Quick-PWM Controllers for VR12/IMVP7

Maxim Integrated 

Dual-Output, 3-/2-/1-Phase + 2-/1-Phase

Quick-PWM Controllers for VR12/IMVP7

ELECTRICAL CHARACTERISTICS (continued)

(Circuits of Figures 1 and 2. VIN = 10V, VCC = VDDA = VDDB = 5V, EN = VCC, VGNDS_ = 0V, VFB_ = VCSP_AVE = VCSP_ = VCSN_ =

1V; [SerialVID = 1.00, FPWM MODE]; TA = -40°C to +105°C, unless otherwise noted. Specifications to -40NC and +105NC are guar-

anteed by design, not production tested.)

PARAMETER

SYMBOL

CONDITIONS

MIN TYP MAX UNITS

Measured at DHA_ (600kHz - 10%),

RTON = 96.7kI (MAX17411 only), RTON = 48.35K

157

213

(MAX17511/MAX17511C/MAX17511N/MAX17511T)

DHA_ On-Time (Note 3)

Measured at DHA_, VIN = 12V (300kHz - 10%),

tONA

RTON = 200kI (MAX17411 only), RTON = 100kI

(MAX17511/MAX17511C/MAX17511N/MAX17511T)

276

338

ns

Measured at DHA_ (200kHz - 10%),

RTON = 303.3kI (MAX17411 only), RTON =

151.65kI (MAX17511/MAX17511C/MAX17511N/

470

638

MAX17511T)

DHB On-Time (Note 3)

Measured at DHB (600kHz + 10%),

RTON = 96.7kI (MAX17411 only), RTON =

48.35kI (MAX17511/MAX17511C/MAX17511N/

128

MAX17511T)

Measured at DHB, VIN = 12V (300kHz + 10%),

tONB

RTON = 200kI (MAX17411 only), RTON = 100kI

(MAX17511/MAX17511C/MAX17511N/

226

MAX17511T)

Measured at DHB (200kHz + 10%),

RTON = 303.3kI (MAX17411 only), RTON =

151.65kI (MAX17511/MAX17511C/MAX17511N/

385

MAX17511T)

174

277

ns

521

Minimum Off-Time

(Note 3)

tOFF(MIN) Measured at DH_

150

250

ns

BIAS CURRENTS

Quiescent Supply Current

(VCC)

Shutdown Supply Current

(VCC)

SLEW-RATE CONTROL

Slew-Rate Accuracy

Soft-Start Slew Rate

SR Four-Level Logic

Thresholds

IBIAS

Measured at VCC, SKIP mode, FB_ forced above

the regulation point

Measured at VCC, EN = GND

10

mA

30

FA

VSR = 0V or VSR = 5V

VSR = 3V or VSR = 1.5V

Non-zero VBOOT

Low

Mid-low

Mid-high

High

SetVID - fast slew rate =

10mV/Fs (min)

10

SetVID - slow slew rate

= 2.5mV/Fs (min)

2.5

SetVID - fast slew rate =

20mV/Fs (min)

20

SetVID - slow slew rate

= 5mV/Fs (min)

5

2.5

1.2

2.2

VCC - 0.4V

mV/Fs

0.4

1.8

VCC - 1.2V

mV/Fs

V

______________________________________________________________________________________   11

Share Link: