ISL62881CHRTZ Intersil, ISL62881CHRTZ Datasheet - Page 33

• Manufacturer Part Number: ISL62881CHRTZ
• Description: IC REG PWM SGL PHASE 28TQFN
• Manufacturer: Intersil

Specifications of ISL62881CHRTZ

• Applications: Controller, Intel IMVP-6.5™
• Voltage - Input: 4.5 ~ 25 V
• Number Of Outputs: 1
• Voltage - Output: 0.0125 ~ 1.5 V
• Operating Temperature: -10°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 28-VQFN
• For Use With: ISL62881CCPUEVAL2Z - EVAL BOARD ISL62881CCPU 28QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Performance
FIGURE 34. CPU MODE SHUT DOWN, V
FIGURE 36. CCM STEADY STATE, CPU MODE, V
FIGURE 38. GPU MODE REFERENCE DESIGN LOOP GAIN
I
I
Ch2: V
T2(s) MEASUREMENT RESULT
O
O
= 0A, VID = 1.2V, Ch1: PHASE, Ch2: V
= 1A, VID = 1.2375V, Ch1: PHASE,
O
Gain
33
Phase Margin
(Continued)
IN
ISL62881C, ISL62881D
ISL62881C, ISL62881D
= 19V,
IN
= 8V,
O
FIGURE 35. GPU MODE SHUT DOWN, V
FIGURE 37. DCM STEADY STATE, CPU MODE,
1000
900
800
700
600
500
400
300
200
100
0
0
FIGURE 39. IMON, VID = 1.2375
I
V
PHASE1, Ch2: V
TARGET
O
2
IN
= 0A, VID = 1.2V, Ch1: PHASE, Ch2: V
= 12V, I
4
6
V
O
IN
8
= 1A, VID = 1.075V, Ch1:
= 8V
I
OUT
O
V
, Ch3: COMP, Ch4: LGATE
10
IN
(A)
= 12V
12
IN
14
V
IN
= 19V,
16
= 19V
March 8, 2010
18
FN7596.0
20
O